The Pin-Rivet, cataloged under National Stock Number 5320-01-143-7481, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc. The record lists 14 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5320 — Rivets (FSG 53) |
| Manufacturers | 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); Huck International, Inc (CAGE 17446); Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (CAGE 06725) |
| Parameter | Value |
|---|---|
| NSN | 5320-01-143-7481 |
| Primary Part Number | HLT251DL-6-7 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Lisi Aerospace Canada Corp Div Hi Shear Holdings 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 |
|---|---|
| HLT251DL-6-7 | West Coast Aerospace, Inc. (USA) |
| HLT251TB-6-7 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT251TB-6-7 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT251DL-6-7 | Huck International, Inc (USA) |
| HLT251TB-6-7 | West Coast Aerospace, Inc. (USA) |
| HLT251DL-6-7 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT251TB-6-7 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT251DL-6-7 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT251DL-6-7 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT251DL-6-7 PRIMARY | Hi-Shear Corporation (USA) |
| HP4809-3-7 PRIMARY | Heartland Precision Fasteners Inc (USA) |
| HLT251TB-6-7 | Huck International, Inc (USA) |
| ST3M809-3-7 | The Boeing Company Div Defense (USA) |
| HLT251TB-6-7 | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| HLT251TB-6-7 | 5/2 Secondary reference U.S. Government activity |
| HLT251DL-6-7 | 3/2 Design control — primary reference U.S. Government activity |
| AIC-L-765-3-7 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| 10130114 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| MA4809-3-7 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| HLT251DL-6-7 | 5/9 Secondary reference U.S. Government activity |
| HLT251TB-6-7 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-143-7481 is a Pin-Rivet, manufactured by Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-143-7481 has 14 manufacturer part numbers on file: HLT251DL-6-7 (West Coast Aerospace, Inc.), HLT251TB-6-7 (Sps Technologies, Llc Dba PB Fasteners), HLT251TB-6-7 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HLT251DL-6-7 (Huck International, Inc), HLT251TB-6-7 (West Coast Aerospace, Inc.) and 9 more.
1 possible match (shared part number, not a government interchangeability claim): 6150-01-560-2519. 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.