# DIBBS #SPE4A5-26-T-462G

DLA Aviation Solicitation for Detachable Chain Links (NSN 4010-01-556-9686)

**Posted:** September 22, 2026
**Respond By:** September 29, 2026
**Identifier:** SPE4A5-26-T-462G
**NAICS:** 333613

The Defense Logistics Agency (DLA) Aviation, ASC Supplier Oper OEM Division in Richmond, VA is soliciting detachable chain links for delivery to Amphibious Construction Battalion 1 in San Diego, CA.
- Government Buyer:
  - Defense Logistics Agency (DLA) Aviation, ASC Supplier Oper OEM Division, Richmond, VA
  - Contact: Hien-Van Trinh
- OEMs and Approved Sources:
  - Marinette Marine Corporation (part number 611-01-00072)
  - Additional approved source (part number W47-LINK-1-1/4 IN)
- Products Requested:
  - Detachable chain links (NSN 4010-01-556-9686 / NSN 4010-015-569-686)
  - Line items:
    - 9 units (part number 4010-015-569-686)
    - 3 units (part number 4010-015-569-686)
    - 2 units (part number 4010-015-569-686)
    - 3 units (part number W47-LINK-1-1/4 IN)
    - 2 units (part number W47-LINK-1-1/4 IN)
    - 9 units (part number 611-01-00072)
- Notable Requirements:
  - Delivery required within 20 days from order date, FOB Origin
  - Packaging and marking must comply with ASTM D3951 and MIL-STD-129
  - Compliance with domestic sourcing laws
  - Prohibition on covered defense telecommunications equipment

### Description

LINK, DETACHABLE (QTY: 3, NSN: 4010-01-556-9686, Purchase Request: 7018249937)
  Approved Sources:
  - CAGE: 40129, Part No: W47-LINK-1-1/4 IN
  - CAGE: 98042, Part No: 611-01-00072, Company: MARINETTE MARINE CORPORATION
 
LINK, DETACHABLE (QTY: 9, NSN: 4010-01-556-9686, Purchase Request: 7018395739)
  Approved Sources:
  - CAGE: 40129, Part No: W47-LINK-1-1/4 IN
  - CAGE: 98042, Part No: 611-01-00072, Company: MARINETTE MARINE CORPORATION
 
LINK, DETACHABLE (QTY: 2, NSN: 4010-01-556-9686, Purchase Request: 7018249934)
  Approved Sources:
  - CAGE: 40129, Part No: W47-LINK-1-1/4 IN
  - CAGE: 98042, Part No: 611-01-00072, Company: MARINETTE MARINE CORPORATION
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A526T462G)