# DIBBS #SPE7M4-27-T-1300

DLA procurement of 1,563 critical-application O-rings

**Posted:** October 15, 2026
**Respond By:** October 26, 2026
**Identifier:** SPE7M4-27-T-1300
**NAICS:** 339991

DLA is seeking a single lot of specification-compliant O-rings for a critical application.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, Fluid Handling Division; buyer contact: Blake Tushar.
- **Requested item:** 1,563 O-rings, NSN 5331-01-099-2556; piece number AS3581-008CP, to SAE AS3581A, Revision A.
- **Notable requirements:** The item is designated for a critical application. Supplies must be oxygen-clean packaged and asbestos-free.
- **Delivery:** Required within 149 days after order, to DLA Distribution San Diego.
- **OEM/vendor:** No manufacturer or supplier is named in the provided materials.

### Description

O-RING (QTY: 1563, NSN: 5331-01-099-2556 Mil-Spec, Purchase Request: 7018676415)

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M427T1300)