# DIBBS #SPE7MC-27-T-1652

DLA request for seven Circor safety relief valve parts kits

**Posted:** November 06, 2026
**Respond By:** November 16, 2026
**Identifier:** SPE7MC-27-T-1652
**NAICS:** 332919, 423710

DLA Weapons Support is seeking seven safety relief valve parts kits for its Maritime Hardware/Electrical office.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, Maritime Hardware/Electrical.
- **Requested item:** 7 safety relief valve parts kits, NSN 4820-01-026-2080; manufacturer part number D559B-8M-6KIT.
- **OEM / approved source:** **Circor Aerospace, Inc.** (CAGE 91816).
- **Key specifications:** Brass body, 1-inch single male NPT inlet, 200 PSI maximum working pressure, and 6 PSI set pressure.
- **Notable requirements:** Delivery is required within 168 days after order. Packaging must comply with ASTM D3951 and applicable DLA requirements.

### Description

PARTS KIT, SAFETY RELIE (QTY: 7, NSN: 4820-01-026-2080, Purchase Request: 7019032218)
  Approved Sources:
  - CAGE: 91816, Part No: D559B-8M-6KIT, Company: CIRCOR AEROSPACE, INC.
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7MC27T1652)