# DIBBS #SPE4A6-27-T-5028

DLA Request for 1,075 NAS1581K3R3 Close-Tolerance Screws

**Posted:** October 19, 2026
**Respond By:** October 26, 2026
**Identifier:** SPE4A6-27-T-5028
**NAICS:** 332722

The Defense Logistics Agency is seeking 1,075 close-tolerance screws for a critical application.
- **Buyer:** Defense Logistics Agency (DLA), Weapons Support, ASC Commodities Division; buyer contact: Antonia Willcox.
- **Solicitation:** SPE4A6-27-T-5028, issued through DLA’s DIBBS procurement portal.
- **Product:** 1,075 close-tolerance screws, NSN 5305-01-190-4592, part number NAS1581K3R3.
- **OEMs and vendors:** No manufacturer, OEM, or vendor is named. NAS1581 and NAS4004 are referenced standards, not identified suppliers.
- **Requirements:** Screws must meet NAS1581 Revision 14 and referenced NAS4004 Revision 16 requirements. The item is designated a critical application item, and the full shank and threads must be protected by a wrap or sleeve.
- **Delivery and acceptance:** Delivery is required within 168 days after order. FOB Origin delivery and destination inspection and acceptance at DLA Distribution Depot Oklahoma are specified.

### Description

SCREW, CLOSE TOLERANCE (QTY: 1075, NSN: 5305-01-190-4592, Purchase Request: 7018745336)

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A627T5028)