# DIBBS #SPE7L1-26-T-14E9

DLA Land and Maritime Solicits Preformed O-RING (NSN 5331-01-178-5972)

**Posted:** September 18, 2026
**Respond By:** September 28, 2026
**Identifier:** SPE7L1-26-T-14E9
**NAICS:** 339991

The Defense Logistics Agency (DLA) Land and Maritime, Land Supply Chain is seeking to procure a preformed O-RING (NSN 5331-01-178-5972).
- Government Buyer:
  - Defense Logistics Agency (DLA), Land and Maritime, Land Supply Chain
  - Buyer: Chelsea Cunningham (Buyer Code: PLCL64Q)
- OEMs and Approved Sources:
  - TWIN DISC, INCORPORATED (part number A-2916-GN)
  - Alternate approved source (part number 933786C1)
- Products Requested:
  - O-RING, NSN 5331-01-178-5972
    - Quantity: 1
    - Part numbers: A-2916-GN (TWIN DISC, INCORPORATED), 933786C1 (alternate source)
    - Description: O-Ring Packing, Preformed; includes packaging and marking requirements per MIL-STD-129 and MIL-DTL-117
- Notable Requirements:
  - Delivery required within 5 days from award
  - Compliance with Buy American Act and Berry Amendment
  - Prohibition on covered defense telecommunications equipment
  - Destination inspection required (FOB Origin)
  - Packaging and marking per MIL-STD-129 and MIL-DTL-117

### Description

O-RING (QTY: 1, NSN: 5331-01-178-5972, Purchase Request: 7018373623)
  Approved Sources:
  - CAGE: 0SAT8, Part No: 933786C1
  - CAGE: 61208, Part No: A-2916-GN, Company: TWIN DISC, INCORPORATED
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7L126T14E9)