# DIBBS #SPE4A6-26-T-34VM

DLA Aviation seeks 271 retaining rings (NSN 5325-01-258-4493) from approved OEMs

**Posted:** September 22, 2026
**Respond By:** September 29, 2026
**Identifier:** SPE4A6-26-T-34VM
**NAICS:** 332722

The Defense Logistics Agency (DLA) Aviation, ASC Commodities Division is seeking to procure retaining rings for military supply.
- Government Buyer:
  - Defense Logistics Agency (DLA) Aviation, ASC Commodities Division
  - Buyer: Tyler Greene (Buyer Code DTG0092)
- OEMs and Vendors:
  - Trelleborg Sealing Solutions US, Inc. (OEM)
  - Aerocontrolex Group, Inc. (OEM)
- Products Requested:
  - Retaining Ring
    - NSN: 5325-01-258-4493
    - Part Numbers: S12066-3011 (Trelleborg), 1497-043 (Aerocontrolex)
    - Quantity: 271 units
- Notable Requirements:
  - Delivery to DLA Distribution Depot Hill, Hill AFB, UT
  - Packaging and marking must comply with MIL-STD-2073-1E and MIL-STD-129
  - Strict compliance with domestic sourcing laws
  - Hazardous material labeling required
  - Prohibition on covered defense telecommunications equipment
  - Fast award tag; prompt payment discounts available
  - Destination inspection required
  - Delivery lead time: 138 days from award

### Description

RING, RETAINING (QTY: 271, NSN: 5325-01-258-4493, Purchase Request: 7018451230)
  Approved Sources:
  - CAGE: 09257, Part No: S12066-3011, Company: TRELLEBORG SEALING SOLUTIONS US, IN
  - CAGE: 98939, Part No: 1497-043, Company: AEROCONTROLEX GROUP, INC.
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A626T34VM)