The Pin-Rivet, cataloged under National Stock Number 5320-01-144-4787, 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through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | West Coast Aerospace, Inc. (CAGE 60516); Hi-Shear Corporation (CAGE 73197); Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAGE L4528); Huck International, Inc (CAGE 17446); Sps Technologies Ltd, Tj Brooks Division (CAGE K5673) |
| Parameter | Value |
|---|---|
| NSN | 5320-01-144-4787 |
| Primary Part Number | HLT50YB-6-6 |
| 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-6-6 | West Coast Aerospace, Inc. (USA) |
| HLT50YB-6-6 | West Coast Aerospace, Inc. (USA) |
| HLT50YB-6-6 PRIMARY | Hi-Shear Corporation (USA) |
| HLT50YC-6-6 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT50YC-6-6 | Huck International, Inc (USA) |
| HLT50YC-6-6 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HLT50YB-6-6 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| ST3M759C3-6 PRIMARY | The Boeing Company Div Defense (USA) |
| HLT50YB-6-6 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT50YB-6-6 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT50YC-6-6 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT50YB-6-6 | Huck International, Inc (USA) |
| HLT50YC-6-6 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HP4759-3-6 | Heartland Precision Fasteners Inc (USA) |
| ST3M759C3-6 | Howmet Global Fastening Systems Inc (USA) |
| HLT50YB-6-6 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HLT50YC-6-6 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| HLT50YC-6-6 | 5/9 Secondary reference Sps Technologies Inc |
| HLT50TB6-6 | C/1 Advisory reference — outside the item-of-supply concept Sps Technologies, Llc Dba PB Fasteners |
| HLT50TB6-6 | C/1 Advisory reference — outside the item-of-supply concept Hi-Shear Corporation |
| HLT50YB-6-6 | 3/2 Design control — primary reference U.S. Government activity |
| HLT50YB-6-6 | 5/9 Secondary reference U.S. Government activity |
| AIC-L-759C3-6 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| HLT50YC-6-6 | 3/2 Design control — primary reference U.S. Government activity |
| HLT50YB-6-6 | 5/9 Secondary reference Sps Technologies Inc |
| HLT50TB6-6 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| HLT50YC-6-6 | 5/9 Secondary reference U.S. Government activity |
| MA4759C3-6 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| 10111765 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| ST3M759C3-6 | 5/1 Secondary reference Boeing Distribution Services Defense Llc |
NSN 5320-01-144-4787 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-144-4787 has 17 manufacturer part numbers on file: HLT50YC-6-6 (West Coast Aerospace, Inc.), HLT50YB-6-6 (West Coast Aerospace, Inc.), HLT50YB-6-6 (Hi-Shear Corporation), HLT50YC-6-6 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HLT50YC-6-6 (Huck International, Inc) 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.