# DIBBS #SPE4A6-27-T-2540

DLA procurement for 2,281 extended-washer hexagon plain nuts

**Posted:** October 13, 2026
**Respond By:** October 20, 2026
**Identifier:** SPE4A6-27-T-2540
**NAICS:** 332722

The Defense Logistics Agency is seeking a single lot of specialty steel extended-washer hexagon nuts for distribution through DLA Distribution Red River.
- **Government buyer:** Defense Logistics Agency (DLA), Weapons Support, ASC Commodities Division; contact: Charece Smith.
- **OEMs and vendors:** No manufacturer or commercial vendor is identified in the provided materials.
- **Product requested:** 2,281 extended-washer hexagon plain nuts, part number 12268561; NSN 5310-01-341-4122.
- **Key specifications:** Steel composition 4130, 4140, or 8640; zinc surface treatment; 5/8-18 UNF-2B thread.
- **Notable requirements:** The item is designated for a critical application. Origin inspection and acceptance are required. Delivery is FOB origin, 167 days after order, to DLA Distribution Red River.

### Description

NUT, PLAIN, EXTENDED WAS (QTY: 2281, NSN: 5310-01-341-4122, Purchase Request: 7018671712)

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A627T2540)