# C-5 Nose Landing Gear Door Actuator Assemblies Canonical: https://abierto.us/opportunities/fa853826r0012 - Solicitation number: FA853826R0012 - Notice type: Solicitation (first published as presolicitation) - Status: Closed. Deadline was September 8, 2026 at 5:00 PM EDT - Department: Department of the Air Force - Agency: Department of the Air Force - Contracting office: FA8538 AFSC Pzaab (FA8538) - NAICS: 336413 Other Aircraft Parts and Auxiliary Equipment Manufacturing - Product or service code: J016 Maintenance, Repair and Rebuilding of Equipment: Aircraft Components and Accessories - Place of performance: Warner Robins, Georgia - County: Houston County (FIPS 13153). https://abierto.us/counties/houston-county-ga-13153 - City: Warner Robins. https://abierto.us/cities/warner-robins-ga-1380508 - First posted: April 9, 2026 - Last posted: August 31, 2026 - SAM.gov: https://sam.gov/workspace/contract/opp/25e2ce74477f415fbc0ef6fcd1cb9935/view ## Description AMENDMENT FA853826R0012 03, is issued due to an update to the PWS, specifically Section 4.5.2 (Tooling and Test Equipment) and update Regulatory References IAW RFO. Also an administrative correction, incorporating the Cross Reference Matrixs as Attachment 5 to the Solicitation. AMENDMENT FA853826R0012 02, is issued to extend the proposal receipt date from 20 July 2026 5:00PM EST, to 08 September 2026 5:00PM EST. All other terms and conditions shall remain the same. AMENDMENT FA853826R0012 01, is issued to update the unit of measure and pricing columns for all Repair/BER line items, fully incorporate the cybersecurity compliance clause text, and refresh standard regulatory clauses. The proposal submission deadline remains unchanged and is 20 July 2026. C-5 Nose Landing Gear (NLG) Door Actuators Assemblies LH Actuator Assembly: NSN: 1680-01-160-6520UC PN: 177560-32 RH Actuator Assembly: NSN: 1680-01-160-6519UC PN: 177560-33 LH Actuator Assembly: NSN: 1680-01-237-0231UC PN: 177560-34 RH Actuator Assembly: NSN: 1680-01-237-0230UC PN: 177560-35 These actuator assemblies are part of the C-5 NLG Door Actuation System. The NLG doors consist of two inboard doors and two outboard doors and are actuated separately from the gear. When the NLG is extended, the doors are held open by the actuators, and when the landing gear is retracted, the actuators close the doors to enclose the landing gear and streamline the aircraft. This overhaul effort will utilize a Requirements Type Contract. Contract period of performance will be five (5) years. It will consist of a one (1) year basic period and four (4) one (1) year ordering periods. The Best Estimated Quantities for each ordering period are listed below. The USAF anticipates the acquisition will be Full and Open Competition utilizing the Lowest Price Technically Acceptable (LPTA). NSN 1680-01-160-6520UC YEAR BEQ Basic 10 Ordering Period 1 9 Ordering Period 2 10 Ordering Period 3 9 Ordering Period 4 10 NSN 1680-01-160-6519UC YEAR BEQ Basic 10 Ordering Period 1 9 Ordering Period 2 10 Ordering Period 3 9 Ordering Period 4 10 NSN: 1680-01-237-0231UC YEAR BEQ Basic 10 Ordering Period 1 9 Ordering Period 2 10 Ordering Period 3 9 Ordering Period 4 10 NSN: 1680-01-237-0230UC YEAR BEQ Basic 10 Ordering Period 1 9 Ordering Period 2 10 Ordering Period 3 9 Ordering Period 4 10 The Government owns the technical data package. Interested parties shall be registered in the Joint Certification Program and approved to view Export Control, and shall submit evidence of their certification in order to obtain the associated technical data packages. To obtain copies of the bidset documents, an interested vendor shall be registered in the Joint Certification Program (JCP). Interested vendors are to request copies of the bidsets by providing their CAGE number to both Alyssa Tanner (alyssa.tanner.1@us.af.mil) and Stacylee Johnson (stacylee.johnson.1@us.af.mil) to verify registration in JCP. Upon verification, bidset zip files will be sent via the "DOD Safe" website. To become registered in the JCP, interested vendors can do so at the following website: https://www.dla.mil/logistics-operations/services/joint-certification-program/ The RFP and attachments are included within the attachments area of this solicitation. All attachments are attached separately for convenience. All responsible sources may submit a bid, proposal, or quotation which shall be considered by the agency. Offerors are encouraged to register on the site to receive notifications regarding the solicitation and all amendments/revisions. Contact Alyssa Tanner, Contract Specialist, and Stacylee Johnson, Contracting Officer, for questions or clarification. Questions will ONLY be received via E-mail. Phone calls are not acceptable, and voice mail will not be answered nor returned. All questions will be answered via a Question and Answers (Q&A) document posted on SAM.gov attachment added to this posting and noted below in this description with the date it was updated. Q&A Posted 29 July, 2026. Alyssa Tanner, alyssa.tanner.1@us.af.mil Stacylee Johnson, stacylee.johnson.1@us.af.mil Completed Request for Proposal responses and documents are due 5:00 PM EST, 08 SEPT 2026 ## Attachments - [FA853826R0012 Solicitation.pdf](https://sam.gov/api/prod/opps/v3/opportunities/resources/files/f6c765f34a584a5196dd379b058d5cb5/download) ## Publications - April 9, 2026: Presolicitation, due April 22, 2026 at 5:00 PM EDT. Notice 5fb71396c76740e1a65a46c4f9ca556f. https://sam.gov/workspace/contract/opp/5fb71396c76740e1a65a46c4f9ca556f/view - April 9, 2026: Presolicitation, due April 24, 2026 at 5:00 PM EDT. Notice fd47adebb8a14e29ab93a83ff15ab203. https://sam.gov/workspace/contract/opp/fd47adebb8a14e29ab93a83ff15ab203/view - May 19, 2026: Solicitation, due July 20, 2026 at 5:00 PM EDT. Notice 35cccd284339495595cb555c8bd9ffab. https://sam.gov/workspace/contract/opp/35cccd284339495595cb555c8bd9ffab/view - May 20, 2026: Solicitation, due July 20, 2026 at 5:00 PM EDT. Notice 21e37fbce3834ff682e79e7fdaea47ad. https://sam.gov/workspace/contract/opp/21e37fbce3834ff682e79e7fdaea47ad/view - June 18, 2026: Solicitation, due July 20, 2026 at 5:00 PM EDT. Notice a8f0dc0271c34491a77226c68c429e52. https://sam.gov/workspace/contract/opp/a8f0dc0271c34491a77226c68c429e52/view - July 15, 2026: Solicitation, due September 8, 2026 at 5:00 PM EDT. Notice b35e99d219044f248b9410101d03d094. https://sam.gov/workspace/contract/opp/b35e99d219044f248b9410101d03d094/view - July 29, 2026: Solicitation, due September 8, 2026 at 5:00 PM EDT. Notice 2c8c9167a2774ef2a45232b963b50a2d. https://sam.gov/workspace/contract/opp/2c8c9167a2774ef2a45232b963b50a2d/view - July 29, 2026: Solicitation, due September 8, 2026 at 5:00 PM EDT. Notice a6fba30a374244d48f4ca8c7a7dbc950. https://sam.gov/workspace/contract/opp/a6fba30a374244d48f4ca8c7a7dbc950/view - August 31, 2026: Solicitation, due September 8, 2026 at 5:00 PM EDT. Notice 25e2ce74477f415fbc0ef6fcd1cb9935. https://sam.gov/workspace/contract/opp/25e2ce74477f415fbc0ef6fcd1cb9935/view ## Points of contact - Alyssa Tanner, alyssa.tanner.1@us.af.mil - Stacylee Johnson, stacylee.johnson.1@us.af.mil --- Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/fa853826r0012.