The Pin-Rivet, cataloged under National Stock Number 5320-01-144-1048, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company. The record lists 16 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (CAGE 06725); Sps Technologies, Llc Dba PB Fasteners (CAGE 56878); Hi-Shear Corporation (CAGE 73197); Huck International, Inc (CAGE 17446); West Coast Aerospace, Inc. (CAGE 60516) |
| Parameter | Value |
|---|---|
| NSN | 5320-01-144-1048 |
| Primary Part Number | HLT251TB-8-7 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| 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 |
|---|---|
| HLT251TB-8-7 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT251TB-8-7 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT251DL-8-7 PRIMARY | Hi-Shear Corporation (USA) |
| HLT251DL-8-7 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT251TB-8-7 | Huck International, Inc (USA) |
| HLT251DL-8-7 | West Coast Aerospace, Inc. (USA) |
| HLT251DL-8-7 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HP4809-4-7 | Heartland Precision Fasteners Inc (USA) |
| HLT251TB-8-7 | Hi-Shear Corporation (USA) |
| HLT251DL-8-7 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT251TB-8-7 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT251TB-8-7 | West Coast Aerospace, Inc. (USA) |
| HLT251TB-8-7 | Howmet Global Fastening Systems Inc (USA) |
| HLT251DL-8-7 | Howmet Global Fastening Systems Inc (USA) |
| HLT251DL-8-7 | Huck International, Inc (USA) |
| ST3M809-4-7 | Heartland Precision Fasteners Inc (USA) |
| Reference | Meaning |
|---|---|
| ST3M809-4-7 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| HLT251DL-8-7 | 5/9 Secondary reference U.S. Government activity |
| HLT251TB-8-7 | 5/9 Secondary reference U.S. Government activity |
| AIC-L-765-4-7 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| HLT251DL-8-7 | 5/9 Secondary reference U.S. Government activity |
| MA4809-4-7 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| HLT251TB-8-7 | 5/9 Secondary reference U.S. Government activity |
| 10460675 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5320-01-144-1048 is a Pin-Rivet, manufactured by Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-144-1048 has 16 manufacturer part numbers on file: HLT251TB-8-7 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HLT251TB-8-7 (Sps Technologies, Llc Dba PB Fasteners), HLT251DL-8-7 (Hi-Shear Corporation), HLT251DL-8-7 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HLT251TB-8-7 (Huck International, Inc) and 11 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.