The Pin-Rivet, cataloged under National Stock Number 5320-01-261-2452, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Heartland Precision Fasteners Inc. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 16 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-261-2452 |
| Primary Part Number | HP4760-5-18 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Heartland Precision Fasteners Inc |
| Status | ACTIVE |
| Shank Diameter | 0.3120 INCHES NOMINAL IN |
| Lubrication | SOLID FILM |
| Fastener Length | 1.6150 INCHES MINIMUM AND 1.6350 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | CROWN COUTERSUNK GREATER THAN 135 DEGREES |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.3125 INCHES IN |
| Grip Length | 1.1200 INCHES MINIMUM AND 1.1300 INCHES MAXIMUM IN |
| Width Between Flats | 0.1295 INCHES NOMINAL IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | PASSIVATE OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Shear Strength | 19160 DOUBLE 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 | 0.6335 INCHES NOMINAL 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 |
|---|---|
| HLT53YC-10-18 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HP4760-5-18 PRIMARY | Heartland Precision Fasteners Inc (USA) |
| HLT53YC-10-18 PRIMARY | Hi-Shear Corporation (USA) |
| HLT53YB-10-18 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT53YC-10-18 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| ST3M760C5-18 | Howmet Global Fastening Systems Inc (USA) |
| HLT53YB-10-18 PRIMARY | Hi-Shear Corporation (USA) |
| HLT53YB-10-18 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT53YB-10-18 PRIMARY | West Coast Aerospace, Inc. (USA) |
| HLT53YC-10-18 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT53YC-10-18 PRIMARY | West Coast Aerospace, Inc. (USA) |
| HLT53YB-10-18 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HLT53YB-10-18 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT53YC-10-18 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| ST3M760C5-18 | Huck International, Inc (USA) |
| AIC-L760C5-18 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| HLT53YC-10-18 | 3/2 Design control — primary reference U.S. Government activity |
| HLT53YC-10-18 | 5/9 Secondary reference U.S. Government activity |
| HLT53YB-10-18 | 5/9 Secondary reference U.S. Government activity |
| MA4760-5-18 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| HLT53YB-10-18 | 3/2 Design control — primary reference U.S. Government activity |
| ST3M760C5-18 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
NSN 5320-01-261-2452 is a Pin-Rivet, manufactured by Heartland Precision Fasteners Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-261-2452 has 16 manufacturer part numbers on file: HLT53YC-10-18 (Sps Technologies Ltd, Tj Brooks Division), HP4760-5-18 (Heartland Precision Fasteners Inc), HLT53YC-10-18 (Hi-Shear Corporation), HLT53YB-10-18 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HLT53YC-10-18 (Sps Technologies, Llc Dba PB Fasteners) and 11 more.
Key specifications for HP4760-5-18: Shank Diameter: 0.3120 INCHES NOMINAL IN; Lubrication: SOLID FILM; Fastener Length: 1.6150 INCHES MINIMUM AND 1.6350 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 19 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.