The Pin-Rivet, cataloged under National Stock Number 5320-01-677-1633, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 — Rivets (FSG 53) |
| Manufacturers | West Coast Aerospace, Inc. (CAGE 60516); Blanc Aero Industries Uk Ltd (CAGE U6300); Howmet Global Fastening Systems Inc (CAGE 06950); Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAGE L4528); Hi-Shear Corporation (CAGE 73197) |
| Parameter | Value |
|---|---|
| NSN | 5320-01-677-1633 |
| Primary Part Number | HLT493TB6-3 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| 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 |
|---|---|
| NGB510GN6-3L | West Coast Aerospace, Inc. (USA) |
| HLT493TB6-3 | Blanc Aero Industries Uk Ltd (GBR) |
| NGB510GN6-3L | Howmet Global Fastening Systems Inc (USA) |
| HLT493TB6-3 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT493TB6-3 PRIMARY | Hi-Shear Corporation (USA) |
| NGB510GN6-3L | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| NGB510GN6-3L | 7/2 Vendor item drawing reference Northrop Grumman Systems Corp Integrated Systems Sector |
| NGB510GN6-3L | 5/2 Secondary reference U.S. Government activity |
| HLT493RB6-3 | 5/9 Secondary reference Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
NSN 5320-01-677-1633 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-677-1633 has 6 manufacturer part numbers on file: NGB510GN6-3L (West Coast Aerospace, Inc.), HLT493TB6-3 (Blanc Aero Industries Uk Ltd), NGB510GN6-3L (Howmet Global Fastening Systems Inc), HLT493TB6-3 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HLT493TB6-3 (Hi-Shear Corporation) and 1 more.
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.