# DIBBS #SPE4A6-27-T-3156

DLA request for 15 Mack Trucks-approved extended-washer hexagon nuts

**Posted:** October 13, 2026
**Respond By:** October 20, 2026
**Identifier:** SPE4A6-27-T-3156
**NAICS:** 332722

The Defense Logistics Agency is seeking 15 plain, extended-washer hexagon nuts for its Weapons Support organization.
- **Buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, ASC Commodities Division, Richmond, Virginia; buyer contact: Antonia Willcox.
- **OEM / approved source:** **Mack Trucks, Inc.** (CAGE 89619), with approved part numbers 191AM2 and 25089744.
- **Requested item:** 15 plain, extended-washer hexagon nuts, NSN 5310-01-550-0598 (also shown as 5310015500598).
- **Notable requirements:** Delivery is required within 167 days; FOB origin; destination inspection and acceptance; packaging must comply with ASTM D3951 and applicable DLA requirements.
- **Solicitation identifier:** SPE4A6-27-T-3156.

### Description

NUT, PLAIN, EXTENDED WAS (QTY: 15, NSN: 5310015500598, Purchase Request: 7018676797)

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A627T3156)