# DIBBS #SPE4A6-27-T-3655

DLA procurement for 443 MAFO retaining rings

**Posted:** October 13, 2026
**Respond By:** October 20, 2026
**Identifier:** SPE4A6-27-T-3655
**NAICS:** 423840

The Defense Logistics Agency is seeking 443 retaining rings for its Weapons Support organization.
- Buyer: Defense Logistics Agency (DLA), DLA Weapons Support, ASC Commodities Division.
- **OEM/approved source:** MAFO Naval Closures B.V. (CAGE H6077), source part number 419016.
- Product: 443 retaining rings, NSN 5325-17-113-5601.
- Delivery: FOB Origin, required within 64 days after order; destination inspection and acceptance at the DLA Distribution facility in New Cumberland, Pennsylvania.
- Requirements: Packaging must follow MIL-STD-2073-1E and DLA requirements, marking must follow MIL-STD-129, and mercury or mercury compounds are prohibited in the item and its preservation, packaging, packing, and marking.

### Description

RING, RETAINING (QTY: 443, NSN: 5325-17-113-5601, Purchase Request: 7018681720)
  Approved Sources:
  - CAGE: H6077, Part No: 419016
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A627T3655)