The Pin-Rivet, cataloged under National Stock Number 5320-01-144-4791, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is West Coast Aerospace, Inc.. The record lists 21 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Howmet Global Fastening Systems Inc (CAGE 06950); West Coast Aerospace, Inc. (CAGE 60516); Sps Technologies, Llc Dba PB Fasteners (CAGE 56878); Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAGE L4528); Heartland Precision Fasteners Inc (CAGE 0ZC92) |
| Parameter | Value |
|---|---|
| NSN | 5320-01-144-4791 |
| Primary Part Number | ST3M811-3-16 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | West Coast Aerospace, Inc. |
| 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 |
|---|---|
| HLT252TB-6-16 | Howmet Global Fastening Systems Inc (USA) |
| ST3M811-3-16 PRIMARY | West Coast Aerospace, Inc. (USA) |
| ST3M811-3-16 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| ST3M811-3-16 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT252DL-6-16 | West Coast Aerospace, Inc. (USA) |
| HP4811-3-16 PRIMARY | Heartland Precision Fasteners Inc (USA) |
| ST3M811-3-16 | Howmet Global Fastening Systems Inc (USA) |
| AIC-L-767-3-16 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT252DL-6-16 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT252TB-6-16 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT252TB-6-16 | West Coast Aerospace, Inc. (USA) |
| HLT252DL-6-16 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT252DL-6-16 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT252TB-6-16 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT252DL-6-16 | Hi-Shear Corporation (USA) |
| ST3M811-3-16 PRIMARY | Huck International, Inc (USA) |
| ST3M811-3-16 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| ST3M811-3-16 | Hi-Shear Corporation (USA) |
| ST3M811-3-16 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| ST3M811-3-16 PRIMARY | Heartland Precision Fasteners Inc (USA) |
| Reference | Meaning |
|---|---|
| HLT252TB-6-16 | 5/9 Secondary reference U.S. Government activity |
| ST3M811-3-16 | 5/9 Secondary reference Sps Technologies Inc |
| HLT252TB-6-16 | 5/9 Secondary reference U.S. Government activity |
| HLT252DL-6-16 | 5/9 Secondary reference U.S. Government activity |
| ST3M811-3-16 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| HLT252DL-6-16 | 5/9 Secondary reference U.S. Government activity |
| HLT252TB-6-16 | 5/9 Secondary reference Hi-Shear Corporation |
| MA4811-3-16 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| ST3M811-3-16 | 5/9 Secondary reference U.S. Government activity |
| HLT252DL-6-16 | 5/9 Secondary reference Sps Technologies Inc |
| HLT252TB-6-16 | 5/9 Secondary reference Sps Technologies Inc |
NSN 5320-01-144-4791 is a Pin-Rivet, manufactured by West Coast Aerospace, Inc., classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-144-4791 has 21 manufacturer part numbers on file: HLT252TB-6-16 (Howmet Global Fastening Systems Inc), ST3M811-3-16 (West Coast Aerospace, Inc.), ST3M811-3-16 (Sps Technologies, Llc Dba PB Fasteners), ST3M811-3-16 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HLT252DL-6-16 (West Coast Aerospace, Inc.) and 16 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.