# DIBBS #SPE4A6-27-T-5829

DLA solicitation for 358 HL570-6MC pin-rivet collars

**Posted:** October 23, 2026
**Respond By:** October 30, 2026
**Identifier:** SPE4A6-27-T-5829
**NAICS:** 332722

The Defense Logistics Agency is soliciting 358 source-controlled pin-rivet collars for a critical application.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, ASC Commodities Division.
  - Listed buyer contact: Ahoefa Simons De Fanti.
- **Product requested:** 358 collar, pin-rivets, NSN 5320-00-286-0660; approved-source part number **HL570-6MC**.
- **Named approved-source manufacturers (OEMs):** **Huck International, Inc.**, **SPS Technologies, LLC**, **Hi-Shear Corporation**, and **Howmet Global Fastening Systems Inc.**
- **Notable requirements:** The item is source-controlled and designated for a critical application. Vendors must have access to the limited-rights technical data or provide traceability to an approved source; source approval requires a Source Approval Request (SAR).
- **Delivery and inspection:** Delivery is required 774 days after award. FOB Origin, with destination inspection and acceptance.
- Technical documents are referenced in the solicitation package.

### Description

COLLAR, PIN-RIVET (QTY: 358, NSN: 5320-00-286-0660, Purchase Request: 7018832030)
  Approved Sources:
  - CAGE: 17446, Part No: HL570-6MC, Company: HUCK INTERNATIONAL, INC
  - CAGE: 56878, Part No: HL570-6MC, Company: SPS TECHNOLOGIES, LLC
  - CAGE: 5M902, Part No: HL570-6MC, Company: HOWMET GLOBAL FASTENING SYSTEMS INC
  - CAGE: 73197, Part No: HL570-6MC, Company: HI-SHEAR CORPORATION
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A627T5829)