The Pin,rivet, cataloged under National Stock Number 1680-01-651-0556, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Hi-Shear Corporation. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Pin,rivet |
| FSC / FSG | 1680 — Miscellaneous Aircraft Accessories and Components (FSG 16) |
| Manufacturers | Hi-Shear Corporation (CAGE 73197); Heartland Precision Fasteners Inc (CAGE 0ZC92); Sps Technologies Ltd, Tj Brooks Division (CAGE K5673); Howmet Global Fastening Systems Inc (CAGE 06950); West Coast Aerospace, Inc. (CAGE 60516) |
| Parameter | Value |
|---|---|
| NSN | 1680-01-651-0556 |
| Primary Part Number | HLT265TB-8-16-41 |
| Item Name | Pin,rivet |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| HLT265TB-8-16-41 PRIMARY | Hi-Shear Corporation (USA) |
| HP6757C416-41 | Heartland Precision Fasteners Inc (USA) |
| HLT265TB-8-16-41 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HLT265TB-8-16-41 | Howmet Global Fastening Systems Inc (USA) |
| HLT265TB-8-16-41 | West Coast Aerospace, Inc. (USA) |
| 3M757C4-16-41 | Houston Precision Fasteners I Lp (USA) |
| HLT265TB-8-16-41 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| 3M757C4 | D/9 Drawing number reference only The Boeing Company Div Defense |
| HLT265TB-8-16-41 | 5/2 Secondary reference U.S. Government activity |
| 3M757C4-16-41 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| HLT265TB-8-16-41 | 5/2 Secondary reference U.S. Government activity |
NSN 1680-01-651-0556 is a Pin,rivet, manufactured by Hi-Shear Corporation, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-651-0556 has 7 manufacturer part numbers on file: HLT265TB-8-16-41 (Hi-Shear Corporation), HP6757C416-41 (Heartland Precision Fasteners Inc), HLT265TB-8-16-41 (Sps Technologies Ltd, Tj Brooks Division), HLT265TB-8-16-41 (Howmet Global Fastening Systems Inc), HLT265TB-8-16-41 (West Coast Aerospace, Inc.) and 2 more.
1 possible match (shared part number, not a government interchangeability claim): 1680-01-651-0557. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.