# DIBBS #SPE7M1-27-T-0225

DLA solicitation for 30 KC-135 tube coupling nuts, part AN818L16D

**Posted:** October 07, 2026
**Respond By:** October 19, 2026
**Identifier:** SPE7M1-27-T-0225
**NAICS:** 336413

The Defense Logistics Agency is seeking aerospace tube coupling nuts for a critical KC-135 aircraft application.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, Maritime Supply Chain; buyer contact: Sara Wilson.
- **Request:** 3 packages (30 nuts total; 10 per package) of **NUT, TUBE COUPLING**, part number **AN818L16D**, NSN **4730-00-575-1615**.
- **Technical requirements:** Aluminum-alloy, 37-degree flared fluid-connection fitting; Class 3 threads. The item must meet the specified qualification requirements, with QPL/QML applying, and is designated a critical application item for the KC-135. The specification directs use of AS4841 in place of MIL-F-5509.
- **Delivery and acceptance:** Delivery is required 143 days after order. FOB Origin, with destination inspection and acceptance.
- **OEMs and vendors:** No manufacturer, OEM, or supplier is named in the provided materials.

### Description

NUT, TUBE COUPLING (QTY: 3, NSN: 4730-00-575-1615 Mil-Spec, Purchase Request: 7016677942)

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M127T0225)