# DIBBS #SPE7L1-27-T-2235

DLA request for five shelf-life-controlled O-rings

**Posted:** October 23, 2026
**Respond By:** November 02, 2026
**Identifier:** SPE7L1-27-T-2235
**NAICS:** 423840

The Defense Logistics Agency is seeking five shelf-life-controlled O-rings for its Weapons Support, Land Supply Chain.
- **Government buyer**
  - Defense Logistics Agency (DLA), DLA Weapons Support, Land Supply Chain
  - Contract contact: Chelsea Cunningham
- **OEM and approved source**
  - **Thermal Engineering International (USA)** is the listed approved manufacturer; its associated part numbers are 100-D-578 and 700-D-758 Item 1-16.
- **Product requested**
  - Five O-rings, NSN 5331-01-488-9678; purchase request 7018832496.
- **Notable requirements**
  - Critical application item with a non-extendable 180-month shelf life.
  - Package and seal in an opaque, medium-duty waterproof and greaseproof bag conforming to MIL-DTL-117, Type II, Class C, Style 1, to protect against UV exposure.
  - Delivery is required within 121 days after order; FOB Origin, with destination inspection and acceptance.

### Description

O-RING (QTY: 5, NSN: 5331-01-488-9678, Purchase Request: 7018832496)
  Approved Sources:
  - CAGE: 1MME1, Part No: 100-D-578, Company: THERMAL ENGINEERING INTERNATIONAL (
  - CAGE: 1MME1, Part No: 700-D-758 ITEM 1-16, Company: THERMAL ENGINEERING INTERNATIONAL (
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7L127T2235)