# DIBBS #SPE7L1-27-T-2375

DLA solicitation for 73 critical-safety O-rings

**Posted:** October 26, 2026
**Respond By:** November 05, 2026
**Identifier:** SPE7L1-27-T-2375
**NAICS:** 423840

The Defense Logistics Agency is seeking 73 Air Force-designated Critical Safety Item O-rings for its Weapons Support, Land Supply Chain.
- Government buyer: Defense Logistics Agency (DLA), Weapons Support, Land Supply Chain; contact: Chelsea Cunningham.
- Product: 73 O-rings, NSN 5331-00-044-4184; approved-source part number 499878.
- Approved-source manufacturers: **Mueller Die Cut Solutions, LLC; Acushnet Rubber Company, Inc.; Lord Corporation; and RTX Corporation.**
- Notable requirements: SAE AS9100 or equivalent quality management; eligibility to access export-controlled technical data; specified preservation, packaging, and marking; origin inspection and acceptance; FOB Origin.
- Delivery is required 165 days after order.

### Description

O-RING (QTY: 73, NSN: 5331-00-044-4184, Purchase Request: 7018833539)
  Approved Sources:
  - CAGE: 02921, Part No: 499878, Company: MUELLER DIE CUT SOLUTIONS, LLC
  - CAGE: 70106, Part No: 499878, Company: ACUSHNET RUBBER COMPANY, INC.
  - CAGE: 76005, Part No: 499878, Company: LORD CORPORATION
  - CAGE: 77445, Part No: 499878, Company: RTX CORPORATION
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7L127T2375)