The Pin-Rivet, cataloged under National Stock Number 5320-01-144-3185, 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 17 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Hi-Shear Corporation (CAGE 73197); Heartland Precision Fasteners Inc (CAGE 0ZC92); Sps Technologies, Llc Dba PB Fasteners (CAGE 56878); West Coast Aerospace, Inc. (CAGE 60516); Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAGE L4528) |
| Parameter | Value |
|---|---|
| NSN | 5320-01-144-3185 |
| Primary Part Number | ST3M811-3-8 |
| 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 |
|---|---|
| HLT252DL-6-8 | Hi-Shear Corporation (USA) |
| HP4811-3-8 | Heartland Precision Fasteners Inc (USA) |
| HLT252TB-6-8 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| ST3M811-3-8 PRIMARY | Hi-Shear Corporation (USA) |
| ST3M811-3-8 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT252DL-6-8 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT252TB-6-8 | Hi-Shear Corporation (USA) |
| HLT252DL-6-8 | West Coast Aerospace, Inc. (USA) |
| ST3M811-3-8 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| ST3M811-3-8 PRIMARY | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| HLT252TB-6-8 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT252TB-6-8 | West Coast Aerospace, Inc. (USA) |
| ST3M811-3-8 PRIMARY | Heartland Precision Fasteners Inc (USA) |
| HLT252DL-6-8 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| ST3M811-3-8 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| ST3M811-3-8 PRIMARY | Huck International, Inc (USA) |
| ST3M811-3-8 PRIMARY | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| HLT252TB-6-8 | 5/9 Secondary reference U.S. Government activity |
| AIC-L-767-3-8 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| HLT252TB-6-8 | 5/9 Secondary reference Huck International, Inc |
| HLT252DL-6-8 | 5/9 Secondary reference Sps Technologies Inc |
| HLT252DL-6-8 | 5/9 Secondary reference U.S. Government activity |
| HLT252TB-6-8 | 5/9 Secondary reference Sps Technologies Inc |
| ST3M811-3-8 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| HLT252DL-6-8 | 5/9 Secondary reference Huck International, Inc |
| HLT252DL-6-8 | 5/9 Secondary reference U.S. Government activity |
| HLT252TB-6-8 | 5/9 Secondary reference U.S. Government activity |
| ST3M811-3-8 | 5/9 Secondary reference Sps Technologies Inc |
| MA4811-3-8 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| 10111755 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5320-01-144-3185 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-144-3185 has 17 manufacturer part numbers on file: HLT252DL-6-8 (Hi-Shear Corporation), HP4811-3-8 (Heartland Precision Fasteners Inc), HLT252TB-6-8 (Sps Technologies, Llc Dba PB Fasteners), ST3M811-3-8 (Hi-Shear Corporation), ST3M811-3-8 (Sps Technologies, Llc Dba PB Fasteners) and 12 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.