# DIBBS #SPE7M4-27-T-0628

DLA solicitation for 297 aircraft tube coupling nuts

**Posted:** October 13, 2026
**Respond By:** October 23, 2026
**Identifier:** SPE7M4-27-T-0628
**NAICS:** 332722

The Defense Logistics Agency is seeking 297 aircraft tube coupling nuts for its Weapons Support, Fluid Handling Division.
- **Government buyer:** Defense Logistics Agency (DLA), Weapons Support, Fluid Handling Division; buyer contact: Blake Tushar.
- **Requested item:** 297 Mil-Spec tube coupling nuts, NSN 4730-00-222-1912 (CLIN 0001), with reference part piece number AN818-4.
- **Technical requirements:** For 0.250-inch OD tubing, with 7/16-20 UNJF-3B threads; per the Air Force specification for a short tube coupling nut for aircraft application.
- **Notable requirements:** Item is identified as critical. A Certificate of Quality Compliance is required for delivered supplies. Delivery is FOB Origin, with origin inspection and acceptance, within 51 days after award.
- **OEMs and vendors:** No OEM or supplier is named in the provided materials.

### Description

NUT, TUBE COUPLING (QTY: 297, NSN: 4730-00-222-1912 Mil-Spec, Purchase Request: 7016689539)

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M427T0628)