# DIBBS #SPE4A6-26-U-4200

DLA Aviation ASC seeks 809 SPS Technologies self-locking extension nuts (NSN 5310-00-913-5431)

**Posted:** September 16, 2026
**Respond By:** September 30, 2026
**Identifier:** SPE4A6-26-U-4200
**NAICS:** 332722

This opportunity from the Defense Logistics Agency (DLA) Aviation ASC Commodities Division seeks supply of self-locking extension nuts for critical applications.
- Government Buyer:
  - Defense Logistics Agency (DLA), Aviation ASC Commodities Division, Richmond, VA
- OEMs and Vendors:
  - SPS Technologies, LLC is the sole approved manufacturer
- Products Requested:
  - Self-locking extension nut
    - National Stock Number (NSN): 5310-00-913-5431
    - SPS Technologies Part Number: 58050-1032
    - Alternate Part Number: 5310-009135431 (per attachment)
    - Quantity: 809 units (estimated annual), minimum guarantee of 80 units
- Unique/Notable Requirements:
  - Item is source-controlled and restricted to approved sources only
  - Must be manufactured and tested per source control drawing 99207 R1182P003D
  - Critical application item; packaging and marking per MIL-STD-2073-1E and MIL-STD-129
  - Delivery required within 221 days from order; contract allows multiple delivery orders within one year
  - Maximum contract value is $350,000
  - Set aside for small business participation
- No other OEMs or vendors are listed; SPS Technologies, LLC is the only approved source

### Description

NUT, SELF-LOCKING, EXTEN (QTY: 809, NSN: 5310-00-913-5431, Purchase Request: 1000243266)
  Approved Sources:
  - CAGE: 56878, Part No: 58050-1032, Company: SPS TECHNOLOGIES, LLC
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A626U4200)