The Pin-Rivet, cataloged under National Stock Number 5320-01-541-5221, 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 18 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-541-5221 |
| Primary Part Number | HLT50YC-12-24 |
| 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 |
|---|---|
| HLT50YC-12-24 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT50YC-12-24 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HP4759-6-24 | Heartland Precision Fasteners Inc (USA) |
| HLT50YC-12-24 PRIMARY | Hi-Shear Corporation (USA) |
| HLT50YC-12-24 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| MA4759C6-24 | Abounding Security Inc Div of Maa Corp (USA) |
| AIC-L-759C6-24 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT50YB-12-24 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT50YC-12-24 | West Coast Aerospace, Inc. (USA) |
| HLT50YB-12-24 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT50YC-12-24 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT50TB-12-24 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| ST3M759C6-24 PRIMARY | The Boeing Company Div Defense (USA) |
| HLT50YB-12-24 | Huck International, Inc (USA) |
| HLT50YB-12-24 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT50YC-12-24 | Huck International, Inc (USA) |
| HLT50YB-12-24 PRIMARY | Hi-Shear Corporation (USA) |
| HLT50YB-12-24 | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| HLT50YC-12-24 | 5/2 Secondary reference U.S. Government activity |
| HLT50YB-12-24 | 5/2 Secondary reference U.S. Government activity |
| HLT50YB-12-24 | 5/9 Secondary reference Sps Technologies Inc |
| HLT50YC-12-24 | 5/9 Secondary reference Sps Technologies Inc |
NSN 5320-01-541-5221 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-541-5221 has 18 manufacturer part numbers on file: HLT50YC-12-24 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HLT50YC-12-24 (Sps Technologies Ltd, Tj Brooks Division), HP4759-6-24 (Heartland Precision Fasteners Inc), HLT50YC-12-24 (Hi-Shear Corporation), HLT50YC-12-24 (Sps Technologies, Llc Dba PB Fasteners) and 13 more.
Key specifications for HLT50YC-12-24: Part Name Assigned by Controlling Agency: (INAVY) PIN-RIVET, THREADED; End Item Identification: ARRLIST CODE; FORWARD FUSELAGE IN; F/A-18E MODEL CODE TO SUPPORT ECP 6038. 0 specifications are documented in the U.S. Government catalog.
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.