CH-53K: FY26 O-Level Peculiar Support Equipment Group F

Amendment / Modification

This amendment (0004) to solicitation N6833526R1051 addresses questions from interested vendors and modifies the solicitation. Key changes include:

• Drawing Clarification: Drawings marked "NOT TO BE USED" (4158AS0768, 4158AS0771, 4158AS0772) should be ignored. Alternate or updated revisions are not being provided.

• Previous Amendments Incorporated: This amendment incorporates changes from previous amendments (N6833526R10510003, N6833526R10510002, N6833526R10510001) which addressed:

  • Responses to vendor questions.
  • Addition of FAR Clause 52.222-90.
  • Clarification that a table of contents for proposals is not required.
  • Guidance on ordering FMS and Domestic CLIN quantities (base quantities on base award, option quantities per option clause).
  • Identification of Government POCs for Blocks 20 and 21 of Attachment L-2.
  • Confirmation that alternative lead times are not accepted.
  • Clarification that cover pages and tables of contents do not count towards page limits.
  • Confirmation that CMMC Level 2 Self-Assessment is the pre-award requirement.
  • Confirmation that offerors can submit 4 volumes as outlined in Section L, G-1.
  • Guidance on referencing subcontractor work in Past Performance.
  • Clarification that Past Performance Questionnaires (PPQs) should be sent to the end user (Government).
  • Confirmation that Authorization Letters are not required if there are no team members.
  • Clarification that price evaluation preference for HUBZone small businesses is applicable under full and open competition, but this requirement is a 100% small business set-aside.
  • Confirmation that a single PPQ per reference is sufficient, and the Government will associate completed PPQs with proposals.
  • Incorporation of Attachments L-1 and L-2.
  • Correction of PN 4158AS0233-1 to 4158AS0233-10.
  • Extension of the proposal submission due date to May 14, 2026, at 1:00 PM EST.
  • Formatting requirements: single-spaced, 8-1/2 x 11" pages, 1-inch margins.
  • Recommendation of a 10-page limit for the Technical volume (excluding cover page).
  • Acceptance of Microsoft Office 2025 for proposal submissions.

• Cybersecurity Requirements: The solicitation includes DFARS 252.204-7025 regarding Cybersecurity Maturity Model Certification (CMMC). Offerors must obtain access to the CUI drawing package and possess a current and valid CMMC Level 2 certification at the time of contract award. Failure to meet these requirements will render the offeror ineligible for award.

• Section A - Solicitation/Contract Form

• Technical data package (drawings)

• Attachment L-1 Past Performance Questionnaire

• Attachment L-2 Past Performance Contract Data

• Section B, Pricing Matrix Group F

• PSE ITEM LIST GROUP F

• The proposal submission due date has been extended to May 14, 2026, at 1:00 PM EST.

• Offerors must acknowledge receipt of this amendment.

• Offerors must comply with CMMC Level 2 requirements and possess a valid DD Form 2345 to access CUI drawings and be eligible for award.

Amendment / Modification

This amendment (0003) to Solicitation N6833526R1051 modifies the solicitation to:

• Respond to vendor questions.

• Add FAR Clause 52.222-90, "Addressing DEI Discrimination by Federal Contractors" (Deviation 2026-00038), effective April 2026.

• All other terms and conditions remain unchanged.

• Section A - Solicitation/Contract Form: Miscellaneous text modified to address vendor questions.

• Section G - Contract Administration Data: References to CMMC requirements and access to CUI drawing package.

• Section I - Contract Clauses: Addition of FAR Clause 52.222-90.

• The amendment does not explicitly state a change to the proposal submission deadline. Offerors should refer to previous amendments for the current due date.

• Clarifications provided regarding proposal formatting, page limits, and the use of Microsoft Office versions.

• Cybersecurity Maturity Model Certification (CMMC) Level 2 is a mandatory requirement for contract award and for accessing the CUI drawing package.

Amendment / Modification

This amendment (0002) to solicitation N6833526R1051 addresses questions from interested vendors and makes administrative changes. Key changes include:

• Clarifications on Solicitation Instructions:

  • Cover page and table of contents do not count towards page limits.
  • CMMC Level 2 Self-Assessment is the pre-award requirement.
  • Option quantities will be exercised according to contract clauses.
  • Offerors should follow Section L, G-1 "Proposal Structure" regarding the number of proposal volumes.
  • Offerors may reference work performed as a subcontractor in the Past Performance volume, following Section L, Volume II instructions.
  • Past Performance Questionnaires (PPQs) should be sent to the end user (Government), not the prime contractor.
  • Authorization Letters are not required if there are no team members.
  • Price evaluation preference for HUBZone small businesses is applicable under full and open competition; this requirement is a small business set-aside.
  • Each individual solicitation stands on its own; follow Section L, Volume II for Past Performance requirements.

• Administrative Updates:

  • Corrected PN 4158AS0233-1 to 4158AS0233-10 in Section B, Pricing Matrix Group F and PSE ITEM LIST GROUP F Attachment.
  • Extended the proposal submission due date to May 14, 2026, at 1:00 PM EST.
  • Clarified formatting requirements: proposals shall use letter-sized pages, single-spaced, with one-inch margins. Government recommends a 10-page limit for Technical sections (excluding cover page).
  • Government will accept proposal information using Microsoft Office 2025.
  • Offerors shall submit letters and other signed documents as fully searchable Portable Document Format (.pdf) files.

• Section A - Solicitation/Contract Form

• Section B - Pricing Matrix Group F

• PSE ITEM LIST GROUP F Attachment

• Section J - Attachments (L-1 Past Performance Questionnaire and L-2 Past Performance Contract Data incorporated by Amendment N6833526R10510001)

• The proposal submission due date has been extended to May 14, 2026, at 1:00 PM EST.

Form / Attachment / Pricing Sheet

This document is a Past Performance Questionnaire intended to gather feedback on a contractor's performance from a customer. It is designed to be completed by an interviewer who has direct knowledge of the contractor's work on a specific contract.

• Contractor Information: Fields for contractor name, customer, contract number, and period of performance.
• Contract Type: Options to select the contract type (Negotiated Sealed Bid, Fixed Price, Cost Reimbursement, IDIQ, Other).
• Complexity of Work: A rating scale for the complexity of the work (Difficult, Routine).
• Performance Ratings: Sections to rate the contractor on:
  • Quality of Product and Processes
  • Timeliness of Performance
  • Customer Satisfaction Each category includes a rating scale from Unsatisfactory to Outstanding, with space for comments.
• Re-selection Question: A question asking if the customer would select the firm again, with an explanation required.
• Contact Information: Fields for the Interviewee's and Interviewer's names, signatures, phone numbers, fax numbers, and dates.

Bidders may be required to provide this questionnaire to their past customers as part of their proposal submission. The completed questionnaire will be used by the government to evaluate the bidder's past performance, which is often a significant factor in contract award decisions. Understanding the questions and rating criteria will help bidders prepare to request and submit this information effectively.

Form / Attachment / Pricing Sheet

This document is a template for bidders to provide Past Performance Contract Data as part of their proposal submission. It is designed to capture detailed information about previous contracts to help the government evaluate a bidder's experience and performance.

• Offeror Name: Identification of the bidding entity.
• Entity Name: Name of the entity that performed the contract.
• Contract Reference: Details such as Title, Contract Number, Contract Type, and relevant Delivery/Task Order Numbers.
• Subcontract Number/PO Number: If the work was performed as a subcontractor.
• Procuring Agency: The government agency that awarded the contract.
• Description of Product or Service: A summary of what was provided under the contract.
• Period of Performance: Start and End dates.
• CAGE Code: Relevant CAGE code.
• Dollar Value: Total and annualized contract value.
• Contract Work Description: Detailed explanation of the work performed and program responsibility.
• CPARs Date: Date of the last completed Contractor Performance Assessment Reporting System (CPARS) report.
• Questionnaire Dates: Date past performance questionnaires were sent.
• Points of Contact: Government personnel (PCO, ACO, PM) who can validate performance.
• Remarks: Additional relevant information.

Bidders must accurately complete this form for each relevant past performance contract. This information is critical for the government's evaluation of the bidder's ability to successfully perform the work required by the current opportunity. Failure to provide complete and accurate information may negatively impact the evaluation.

Amendment / Modification

This amendment (0001) to Solicitation N6833526R1051 modifies the solicitation as follows:

• Response Due Date Extended: The proposal submission deadline has been extended from April 30, 2026, to May 14, 2026, at 1:00 PM EST.

• Attachments Incorporated: The following attachments have been added to Section J:

  • PSE ITEM LIST - GROUP F
  • Pricing Matrix Group F - N68335-26-R-1051
  • Section L Attachment L-1 Past Performance Questionnaire
  • Section L Attachment L-2 Table PP-1 Past Performance Contract Data

• Attachments Deleted: The following attachments have been deleted:

  • Copy of PSE ITEM LIST GROUP Frev
  • Pricing Matrix Group F - N68335-26-R-1051

• CLIN/Part Number Correction: The part number "4158AS0233-1" has been corrected to "4158AS0233-10" in Section B, Pricing Matrix Group F, and the PSE ITEM LIST GROUP F Attachment.

• Formatting Guidance: Proposals should be formatted using letter-sized pages (8-1/2 X 11"), single-spaced, with one-inch margins. While no page limits are specified for the overall solicitation, the Government recommends a 10-page limit for the Technical volume (excluding the cover page).

• Software Acceptability: Proposals can be submitted using Microsoft Office 2025. All documents must be submitted as fully searchable Portable Document Format (.pdf) files.

• Section A - Solicitation/Contract Form

• Section B - Supplies or Services & Prices or Costs (CLINs 0067, 0068, and Option Line Item 0069)

• Section J - List of Attachments

The proposal submission deadline has been extended to May 14, 2026. Offerors must acknowledge these changes and ensure their proposals comply with the updated attachments and formatting guidance.

Form / Attachment / Pricing Sheet

This document is a pricing matrix and instructions for offerors to complete company information and propose fixed-price unit prices for various contract line items (CLINs). It serves as a template for financial proposals.

• Company Information Tab: Requires offerors to fill in specific green-colored cells with company details (Name, Address, Contact Information, DUNS, CAGE Code).
• Pricing Tab: Requires offerors to propose fixed-price unit prices in green-colored cells (Column D) for each applicable CLIN. The total amount for each CLIN is derived from the quantity and unit price. CDRLs are explicitly marked as Not Separately Priced (NSP).
• CLINs: The document lists 84 CLINs, detailing items such as support assemblies, pigtails, plugs, restrainer assemblies, various installation and removal tools, and torque reactors. Quantities and options (YES/NO) are specified for each CLIN.

This document is critical for bidders to accurately prepare their financial proposals. Offerors must complete the company information and provide unit prices for all relevant CLINs as instructed. Failure to properly complete this pricing matrix may impact proposal evaluation and award.

Form / Attachment / Pricing Sheet

This document is an Excel spreadsheet listing specific parts and their associated quantities required for a potential procurement. It details part numbers, National Stock Numbers (NSN), Item Identification Numbers (NIIN), nomenclature, and projected buy quantities for Fiscal Year 2026.

• Part Number: Unique identifier for each item.
• NSN: National Stock Number for cataloging.
• NIIN: National Item Identification Number.
• Nomenclature: Description of the part.
• FY26 USMC Buy Qty: Quantity planned for purchase by the US Marine Corps in FY26.
• FY26 FMS Buy QTY: Quantity planned for purchase through Foreign Military Sales in FY26.
• Domestion Option 2 Bags: Quantity for a specific option, potentially related to packaging or a specific configuration.
• Total Buy QTY: The sum of the above quantities, representing the total expected procurement for each item.

This list provides potential bidders with specific item requirements, including part numbers and quantities, for the FY26 procurement. Vendors can use this information to assess their capability to supply these items and to prepare pricing and proposals if this list is part of a solicitation.

Form / Attachment / Pricing Sheet

This document, "PSE ITEM LIST GROUP F.xlsx", is an Excel spreadsheet containing a list of parts, their associated National Stock Numbers (NSNs) and National Item Identification Numbers (NIINs), nomenclature, and required quantities for Fiscal Year 2026 (FY26). It appears to be a detailed item list relevant to the opportunity.

• Part Number: Unique identifier for each item.
• NSN: National Stock Number.
• NIIN: National Item Identification Number.
• Nomenclature: Description of the item.
• FY26 USMC Buy Qty: Quantity required for US Marine Corps procurement in FY26.
• FY26 FMS Buy QTY: Quantity required for Foreign Military Sales in FY26.
• Domestion Option 2 Bags: Quantity for a specific option or configuration.
• Total Buy QTY: Total quantity required across all categories.

Bidders should review this list to understand the specific parts and quantities being procured. This information is crucial for determining their capability to supply the listed items, preparing accurate pricing, and ensuring compliance with the opportunity's requirements. The quantities listed for FY26 indicate the potential scale of the requirement.

Statement of Work (SOW) / Performance Work Statement (PWS)

This Statement of Work (SOW) details the requirements for the firm-fixed-price production and delivery of Peculiar Support Equipment (PSE) for the CH-53K Aircraft, both domestic and Foreign Military Sales (FMS) platforms. The PSE is critical for O-Level maintenance operations and initial squadron outfitting.

• Production and delivery of specific PSE items listed in Attachment 1, including various slings, maintenance stands, fixtures, and carts.

• Manufacturing must be in accordance with Government-furnished technical data packages (TDPs) and referenced drawings.

• Calibration: End items requiring calibration must include a certificate traceable to NIST.

• Proof Load Testing: Sling assemblies must undergo proof load testing as specified, with successful completion verified and documented.

• Non-Destructive Inspection (NDI): When required by drawings, a certificate documenting NDI methods, equipment, and results must be provided.

• Certifications: Comprehensive certification documentation is required for each PSE end item, including raw material (DFARS Compliant), plating/coating, dimensional quality, calibration, proof load, and NDI certifications. All certifications must be delivered in PDF format.

• Quality Assurance: The contractor must hold AS9100D certification at the time of award and throughout contract performance. Manufactured items must pass Government final inspection.

• Item Unique Identification (IUID): Marking and registration of end items and components per MIL-STD-130 are required, including specific construct, location, marking, and registration methods. Serial numbers must be assigned.

• Delivery is required no later than 200 calendar days after contract award.

• Domestic CLINs: Government Inspection and Acceptance at DESTINATION.

• FMS CLINs: Government Inspection and Acceptance at ORIGIN.

• Applicable Documents: MIL-STD-130 for identification plating.

• Data Deliverables: Includes various certifications (CDRLs A001-A007) and potentially Requests for Information (RFI).

• Packaging: Must follow best commercial practices for long-term preservation and protection during shipping (FOB Destination).

• Cybersecurity: The acquisition falls under CMMC Level 2 – Self-Assessment, requiring implementation of NIST SP 800-171 Rev. 2 to protect CUI.

Form / Attachment / Pricing Sheet

This document is a pricing matrix spreadsheet that requires bidders to provide fixed-price unit prices for various contract line items (CLINs). It also includes a company information tab for offeror details.

• Company Information Tab: Requires offerors to complete all green-colored cells with company details such as name, address, contact information, DUNS, and CAGE code.
• Pricing Tab: Requires offerors to propose fixed-price unit prices in the green-colored cells (column D) for each applicable CLIN. The total amount for each CLIN is derived from the quantity multiplied by the unit price. The total evaluated price for each CLIN is the sum of the amounts for base and option quantities. Note that Contract Data Requirements Lists (CDRLs) are not separately priced (NSP).
• CLINs: The document lists 84 CLINs, detailing items such as support assemblies, pigtails, plugs, various installation and removal tools, and torque reactors. Quantities and whether an item is an option are specified for each CLIN.

This document is critical for bidders to understand the specific items being procured, their quantities (including options), and the format required for submitting pricing. Completing the company information and pricing tabs accurately is essential for proposal submission.

Solicitation / RFP / RFQ

This is a Request for Proposal (RFP) for a Firm-Fixed Price contract for the production and delivery of Peculiar Support Equipment (PSE) for the CH-53K Aircraft, for both Domestic and Foreign Military Sales (FMS) platforms. The PSE includes various slings, maintenance stands, fixtures, and carts critical for scheduled maintenance operations at the O-Level.

• Production and delivery of PSE as identified in Attachment 1.

• All items must be manufactured per Government-furnished technical data packages (TDPs).

• Calibration certificates traceable to NIST are required for applicable items.

• Sling Assemblies require proof load testing.

• Non-Destructive Inspection (NDI) is required as specified on applicable drawings.

• Item Unique Identification (IUID) marking and registration are required for items meeting specific criteria (e.g., $5,000+ unit cost, serially managed).

• Contractor must possess AS9100D Certification at award and throughout performance.

• Cybersecurity Maturity Model Certification (CMMC) Level 2 is required for access to Controlled Unclassified Information (CUI) drawing packages and for contract award.

• Inspection and acceptance for most CLINs occur at the "Destination"; for specific CLINs (0047, 0050, 0056, 0059, 0062, 0065, 0068, 0071, 0074, 0077, 0080, 0083), inspection and acceptance are at the "Source" (Origin).

• Contract Type: Firm-Fixed Price.

• Period of Performance: Implied for FY26.

• Estimated Value: Not stated.

• DODAACs and addresses for inspection/acceptance are provided, with placeholders for "Source" CLINs.

• Proposals must be submitted electronically by April 30, 2026, at 01:00 PM local time.

• Proposals must be UNCLASSIFIED and submitted via email to the designated Contract Specialist.

• Proposal volumes required: Technical (Volume I), Past Performance (Volume II), and Price (Volume III).

• Evaluation will be based on Technical, Past Performance, and Price.

• The Government expects to award to the lowest price technically acceptable offer.

• Technical and Past Performance will be rated Acceptable or Unacceptable.

• Proposals must remain valid for 180 days from the solicitation closing date.

• This solicitation is a 100% Small Business set-aside.

• Offerors must provide a certified DD Form 2345 to obtain drawings.

• Offerors must possess a current and valid CMMC Level 2 certification at the time of contract award.

• NAICS code 332216 is specified.

• The technical data package contains Controlled Unclassified Information (CUI) and is Export Controlled.

• Drawings will be provided via the DoD Safe website.

• Offerors are required to destroy all export control data after use, except for the successful offeror.

• Numerous FAR and DFARS clauses are incorporated by reference, including those related to cybersecurity, item unique identification, and small business programs.

Form / Attachment / Pricing Sheet

This document is an Excel spreadsheet listing part numbers, National Stock Numbers (NSNs), and quantities for various aircraft components. It appears to be a list of required parts for an "O-Level Bag Group F-TBD" related to the FY26 USMC Buy and Foreign Military Sales (FMS).

• Part Number: Unique identifier for each component.
• NSN: National Stock Number for logistics and inventory.
• NIIN: National Item Identification Number.
• Nomenclature: Description of the part (e.g., SUPPORT ASSEMBLY, INSTALLATION, ENGINE; PIGTAIL, SERVICING/DRAIN, MAIN ROTOR DAMPER).
• FY26 USMC Buy Qty: Quantity required for the US Marine Corps in Fiscal Year 2026.
• FY26 FMS Buy QTY: Quantity required for Foreign Military Sales in Fiscal Year 2026.
• Domestion Option 2 Bags: Quantity for a specific option.
• Total Buy QTY: Total quantity across all categories.

This list is crucial for bidders to understand the specific parts and quantities required for the opportunity. It directly informs procurement, stocking, and pricing strategies. Bidders should review this list to ensure they can supply the specified items and quantities within the opportunity's timeframe and to accurately prepare their proposals or quotes.