# DIBBS #SPE4A1-26-T-2869

DLA Aviation Solicitation for 67 Retaining Rings (NSN 5325-01-128-6484, CA21078C-3) from Approved OEM

**Posted:** September 21, 2026
**Respond By:** September 28, 2026
**Identifier:** SPE4A1-26-T-2869
**NAICS:** 332722

This opportunity from the Defense Logistics Agency (DLA) Aviation Supply Chain in Richmond, VA, seeks the procurement of retaining rings for critical applications.
- Government Buyer:
  - Defense Logistics Agency (DLA), DLA Aviation, Aviation Supply Chain, Richmond, VA
- OEMs and Vendors:
  - HOWMET GLOBAL FASTENING SYSTEMS INC (also referenced as Alcoa Global Fasteners Inc)
- Products Requested:
  - Retaining Ring
    - NSN: 5325-01-128-6484
    - Part Number: CA21078C-3
    - Quantity: 67 units
- Notable Requirements:
  - Only approved sources are eligible, specifically HOWMET GLOBAL FASTENING SYSTEMS INC
  - Compliance with Buy American Act
  - Hazardous material labeling required
  - Prohibition on covered defense telecommunications equipment
  - Delivery required to DLA Distribution Depot Oklahoma
  - Commercial and critical application part
  - Delivery lead time of 169 days from award

### Description

RING, RETAINING (QTY: 67, NSN: 5325-01-128-6484, Purchase Request: 7018412615)
  Approved Sources:
  - CAGE: 29372, Part No: CA21078C-3, Company: HOWMET GLOBAL FASTENING SYSTEMS INC
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A126T2869)