# DIBBS #SPE4A6-26-T-37HK

DLA Solicitation for Self-Locking Round Nuts (NSN 5310-01-252-8378)

**Posted:** September 28, 2026
**Respond By:** October 05, 2026
**Identifier:** SPE4A6-26-T-37HK
**NAICS:** 332722

This procurement opportunity is issued by the Defense Logistics Agency (DLA) Aviation ASC Commodities Division for self-locking round nuts.
- Government Buyer:
  - Defense Logistics Agency (DLA) Aviation ASC Commodities Division, Richmond, VA
  - Buyer: Krystle Bailey
- OEMs and Vendors:
  - Integral Aerospace, LLC (CAGE: 4N727)
  - Mission Systems Davenport Inc. (CAGE: 72429)
- Products Requested:
  - Nut, Self-Locking, Round
    - NSN: 5310-01-252-8378
    - Part Number: 309C018-1 (OEMs), 5310-01-252-8378 (NSN reference)
    - Quantity: 98 units
- Notable Requirements:
  - Packaging must comply with ASTM D3951
  - Marking must comply with MIL-STD-129
  - Delivery is FOB origin; inspection at DLA Distribution Warner Robins, GA
  - Compliance with Buy American Act and Berry Amendment
  - Prohibition on covered defense telecommunications equipment
  - Commercial item with technical and quality requirements per DLA Master List
  - Delivery lead time: 161 days from award; need-by ship date specified
- Only approved OEMs (Integral Aerospace, LLC and Mission Systems Davenport Inc.) are eligible for supply
- No additional technical documents or attachments beyond the solicitation PDF

### Description

NUT, SELF-LOCKING, ROUND (QTY: 98, NSN: 5310-01-252-8378, Purchase Request: 7018389562)
  Approved Sources:
  - CAGE: 4N727, Part No: 309C018-1, Company: INTEGRAL AEROSPACE, LLC
  - CAGE: 72429, Part No: 309C018-1, Company: MISSION SYSTEMS DAVENPORT INC.
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A626T37HK)