The Pin-Rivet, cataloged under National Stock Number 5320-01-497-4456, 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 17 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-497-4456 |
| Primary Part Number | HLT151TB-8-16 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.2646 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM IN |
| Lubrication | SOLID FILM AND CETYL ALCOHOL |
| Fastener Length | 1.425 INCHES MINIMUM AND 1.445 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 | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.2500 INCHES IN |
| Grip Length | 0.990 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN |
| Width Between Flats | 0.0947 INCHES MINIMUM AND 0.0967 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | PASSIVATE OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.3898 INCHES MINIMUM AND 0.3948 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 |
|---|---|
| HLT151DL-8-16 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT151TB-8-16 PRIMARY | Hi-Shear Corporation (USA) |
| HLT151TB-8-16 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT151DL-8-16 | Huck International, Inc (USA) |
| HLT151DL-8-16 | West Coast Aerospace, Inc. (USA) |
| HLT151DL-8-16 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT151TB-8-16 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT151DL-8-16 PRIMARY | Hi-Shear Corporation (USA) |
| HLT151TB-8-16 | Huck International, Inc (USA) |
| HLT151DL-8-16 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT151TB-8-16 | West Coast Aerospace, Inc. (USA) |
| HP4812-4-16 | Heartland Precision Fasteners Inc (USA) |
| HLT151DL-8-16 | Howmet Global Fastening Systems Inc (USA) |
| HLT151TB-8-16 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| Reference | Meaning |
|---|---|
| ST3M812-4-16 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| HLT151DL-8-16 | 5/2 Secondary reference U.S. Government activity |
| HLT151TB-8-16 | 5/2 Secondary reference U.S. Government activity |
| 10119020 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5320-01-497-4456 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-497-4456 has 14 manufacturer part numbers on file: HLT151DL-8-16 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HLT151TB-8-16 (Hi-Shear Corporation), HLT151TB-8-16 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HLT151DL-8-16 (Huck International, Inc), HLT151DL-8-16 (West Coast Aerospace, Inc.) and 9 more.
Key specifications for HLT151TB-8-16: Shank Diameter: 0.2646 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM IN; Lubrication: SOLID FILM AND CETYL ALCOHOL; Fastener Length: 1.425 INCHES MINIMUM AND 1.445 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 17 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.