# DIBBS #SPE7L1-27-T-4457

DLA solicitation for 68 drawing-controlled O-rings

**Posted:** November 09, 2026
**Respond By:** November 19, 2026
**Identifier:** SPE7L1-27-T-4457
**NAICS:** 423840

The Defense Logistics Agency is seeking 68 drawing-controlled O-rings for its Weapons Support, Land Supply Chain mission.
- **Government buyer:** Defense Logistics Agency (DLA), Weapons Support, Land Supply Chain; buyer contact: Robert Warne.
- **Requested item:** 68 O-rings, NSN 5331-01-477-2834; part piece number 4398597-R-77.
  - Must conform to basic drawing 53711, revision R, and reference drawing 53711, revision C.
- **Notable requirements:** Destination inspection and acceptance; opaque, waterproof, greaseproof packaging to protect against ultraviolet exposure; eligibility to access export-controlled technical data.
- **Competition:** Full and open competition. No OEM or supplier is named in the provided materials.
- **Delivery:** Required 74 days after order.

### Description

O-RING (QTY: 68, NSN: 5331-01-477-2834, Purchase Request: 7017779273)

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7L127T4457)