# DIBBS #SPE4A0-26-T-4955

Procurement of Nut, Plain, Hexagon (NSN 5310-01-132-0523) for DLA Aviation

**Posted:** September 22, 2026
**Respond By:** September 29, 2026
**Identifier:** SPE4A0-26-T-4955
**NAICS:** 332722

This opportunity is issued by the Defense Logistics Agency (DLA) Aviation Supply Chain ESOC Buys for the procurement of a Nut, Plain, Hexagon (NSN 5310-01-132-0523).
- Government Buyer:
  - Defense Logistics Agency (DLA)
  - Sub-agency: DLA Aviation Supply Chain ESOC Buys
  - Office: Buyer Code GPD0022
  - Buyer: Danita Davis, Richmond, VA
- OEMs and Vendors:
  - Barnes Group Inc. dba Barnes (Manufacturer of part number 31205)
- Products Requested:
  - Nut, Plain, Hexagon
    - NSN: 5310-01-132-0523
    - Part Number: 31205
    - Quantity: 2 units
    - Description: Commercial off-the-shelf plain hexagon nut
- Unique or Notable Requirements:
  - Strict compliance with domestic sourcing laws
  - Packaging must meet ASTM D3951 and MIL-STD-129 standards
  - Inspection and acceptance at destination (Fort Carson, CO)
  - Fast award with a 5-day delivery requirement after contract award

### Description

NUT, PLAIN, HEXAGON (QTY: 2, NSN: 5310-01-132-0523, Purchase Request: 7016907067)
  Approved Sources:
  - CAGE: 05573, Part No: 31205
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A026T4955)