The Pin-Rivet, cataloged under National Stock Number 5320-01-141-1876, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 14 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through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5320-01-141-1876 |
| Primary Part Number | HLT52YB-10-9 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP AND DRY FILM |
| Head Height | 0.102 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN |
| Fastener Length | 1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES IN |
| Grip Length | 0.567 INCHES MAXIMUM IN |
| Width Between Flats | 0.1270 INCHES MINIMUM AND 0.1295 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Shear Strength | 125000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.475 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN |
| 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-10-9 | Huck International, Inc (USA) |
| HLT52YB-10-9 PRIMARY | Hi-Shear Corporation (USA) |
| HLT52YC-10-9 | West Coast Aerospace, Inc. (USA) |
| HP4761-5-9 | Heartland Precision Fasteners Inc (USA) |
| HLT52YB-10-9 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT52YB-10-9 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT52YB-10-9 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT52YC-10-9 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT52YB-10-9 | Huck International, Inc (USA) |
| HLT52YB-10-9 | West Coast Aerospace, Inc. (USA) |
| HLT52YC-10-9 PRIMARY | Hi-Shear Corporation (USA) |
| HLT52YC-10-9 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT52YC-10-9 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| ST3M761C5-9 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| Reference | Meaning |
|---|---|
| HLT52YB-10-9 | 5/2 Secondary reference U.S. Government activity |
| HLT52YC-10-9 | 5/9 Secondary reference U.S. Government activity |
| HLT52YB-10-9 | 5/2 Secondary reference U.S. Government activity |
| HLT52YC-10-9 | 5/2 Secondary reference U.S. Government activity |
| ST3M761C5-9 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| MA4761-5-9 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| AIC-L-761C5-9 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| 10111646 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| HLT52YC-10-9 | C/1 Advisory reference — outside the item-of-supply concept Sps Technologies Inc |
| HLT52YC-10-9 | 5/2 Secondary reference U.S. Government activity |
| HLT52YB-10-9 | 5/9 Secondary reference U.S. Government activity |
| HLT52DL-10-9 | C/1 Advisory reference — outside the item-of-supply concept Hi-Shear Corporation |
| HLT52YB-10-9 | C/1 Advisory reference — outside the item-of-supply concept Sps Technologies Inc |
NSN 5320-01-141-1876 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-141-1876 has 14 manufacturer part numbers on file: HLT52YC-10-9 (Huck International, Inc), HLT52YB-10-9 (Hi-Shear Corporation), HLT52YC-10-9 (West Coast Aerospace, Inc.), HP4761-5-9 (Heartland Precision Fasteners Inc), HLT52YB-10-9 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 9 more.
Key specifications for HLT52YB-10-9: Shank Diameter: 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP AND DRY FILM; Head Height: 0.102 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN; Fastener Length: 1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM IN. 16 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.