# DIBBS #SPE7L1-27-T-0905

DLA request for 817 critical-application synthetic-rubber O-rings

**Posted:** October 13, 2026
**Respond By:** October 23, 2026
**Identifier:** SPE7L1-27-T-0905
**NAICS:** 339991, 326299, 423840

DLA Weapons Support is seeking 817 synthetic-rubber O-rings for a critical application.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, Land Supply Chain; buyer contact: Robert Warne.
- **Product requested:** 817 O-rings, NSN 5331-00-143-7931, drawing part number E135, per basic drawing 70210 S9026.
- **OEMs and vendors:** No OEM or supplier is named in the provided materials.
- **Notable requirements:** Synthetic rubber; supplied items must be asbestos-free. The item is designated for a critical application. Technical data is export-controlled, with access subject to required approvals.
- **Delivery and acceptance:** Delivery is required within 164 days; FOB Origin, with destination inspection and acceptance.

### Description

O-RING (QTY: 817, NSN: 5331-00-143-7931, Purchase Request: 7018683719)

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7L127T0905)