The Pin-Rivet, cataloged under National Stock Number 5320-01-138-9644, 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 13 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through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Sps Technologies, Llc Dba PB Fasteners (CAGE 56878); Hi-Shear Corporation (CAGE 73197); Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (CAGE 06725); West Coast Aerospace, Inc. (CAGE 60516); Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAGE L4528) |
| Parameter | Value |
|---|---|
| NSN | 5320-01-138-9644 |
| Primary Part Number | HLT52YB-8-6 |
| 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 |
|---|---|
| HLT52YC-8-6 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT52YC-8-6 | Hi-Shear Corporation (USA) |
| HLT52YB-8-6 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT52YB-8-6 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT52YB-8-6 | West Coast Aerospace, Inc. (USA) |
| HLT52YB-8-6 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| ST3M761C4-6 | Howmet Global Fastening Systems Inc (USA) |
| HLT52YC-8-6 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| ST3M761C4-6 | Heartland Precision Fasteners Inc (USA) |
| HLT52YB-8-6 PRIMARY | Hi-Shear Corporation (USA) |
| HLT52YC-8-6 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| ST3M761C4-6 | Huck International, Inc (USA) |
| HLT52YC-8-6 | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| HLT52YB-8-6 | 5/9 Secondary reference U.S. Government activity |
| HP4761-4-6 | C/1 Advisory reference — outside the item-of-supply concept Heartland Precision Fasteners Inc |
| HLT52TB-8-6 | C/1 Advisory reference — outside the item-of-supply concept Hi-Shear Corporation |
| HLT52TB-8-6 | C/1 Advisory reference — outside the item-of-supply concept Sps Technologies, Llc Dba PB Fasteners |
| AIC-L-761C4-6 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| HLT52TB-8-6 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 10111599 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| HLT52YB-8-6 | 5/2 Secondary reference U.S. Government activity |
| HLT52YC-8-6 | 5/9 Secondary reference U.S. Government activity |
| HLT52TB-8-6 | 5/9 Secondary reference U.S. Government activity |
| MA4761-4-6 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| ST3M761C4-6 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| HLT52YC-8-6 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-138-9644 is a Pin-Rivet, manufactured by Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-138-9644 has 13 manufacturer part numbers on file: HLT52YC-8-6 (Sps Technologies, Llc Dba PB Fasteners), HLT52YC-8-6 (Hi-Shear Corporation), HLT52YB-8-6 (Sps Technologies, Llc Dba PB Fasteners), HLT52YB-8-6 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HLT52YB-8-6 (West Coast Aerospace, Inc.) and 8 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.