# DIBBS #SPE4A6-27-T-043W

DLA Solicitation for 39 Northrop Grumman Machine Screws

**Posted:** November 12, 2026
**Respond By:** November 19, 2026
**Identifier:** SPE4A6-27-T-043W
**NAICS:** 332722, 423690

The Defense Logistics Agency is seeking 39 Air Force-designated critical-safety machine screws for a defense supply requirement.
- **Buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, ASC Commodities Division; buyer contact listed as Mellisa Heise.
- **OEM / approved source:** **Northrop Grumman Systems Corporation** (CAGE 79U29), part number 51B221-38.
- **Product:** 39 machine screws, NSN 5305-00-807-4868 (also shown as 5305008074868); quantity 39 each.
- **Requirements:** SAE AS9100 or equivalent quality-system compliance. Unit packs must be marked per MIL-STD-129 and include lot and serial number when available, contractor and actual manufacturer CAGE codes, and part number.
- **Delivery and acceptance:** FOB Origin; delivery required within 165 days after order, with inspection and acceptance at origin.
- **Procurement scope:** One-time supply purchase; no services are specified.

### Description

SCREW, MACHINE (QTY: 39, NSN: 5305-00-807-4868, Purchase Request: 7019019885)
  Approved Sources:
  - CAGE: 79U29, Part No: 51B221-38, Company: NORTHROP GRUMMAN SYSTEMS CORPORATIO
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A627T043W)