# DIBBS #SPE7M4-27-T-2259

DLA solicitation for 481 RTX-approved O-rings

**Posted:** November 06, 2026
**Respond By:** November 16, 2026
**Identifier:** SPE7M4-27-T-2259
**NAICS:** 423840

DLA is seeking a safety-critical O-ring for an Air Force application.
- **Buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, Fluid Handling Division; listed contact: Blake Tushar.
- **OEM / approved source:** **RTX Corporation** (CAGE 52661 and 77445), part number 385992.
- **Product:** 481 O-rings, NSN 5331-00-800-8390 (CLIN 0001); purchase request 7019019495.
- **Requirements:** Alternate offers must include a complete evaluation data package. Origin inspection and acceptance apply. Packaging and marking must meet MIL-STD-2073-1E and MIL-STD-129, including opaque protective bags.
- **Delivery:** Required 256 days after award.

### Description

O-RING (QTY: 481, NSN: 5331-00-800-8390, Purchase Request: 7019019495)
  Approved Sources:
  - CAGE: 52661, Part No: 385992, Company: RTX CORPORATION
  - CAGE: 77445, Part No: 385992, Company: RTX CORPORATION
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M427T2259)