The Pin-Rivet, cataloged under National Stock Number 5320-01-458-4631, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-458-4631 |
| Primary Part Number | HST529AP-10-26 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| Status | ACTIVE |
| Shank Diameter | 0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Fastener Length | 2.115 INCHES MINIMUM AND 2.135 INCHES MAXIMUM IN |
| Head Style | CROWN COUTERSUNK GREATER THAN 135 DEGREES |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES IN |
| Grip Length | 1.620 INCHES MINIMUM AND 1.630 INCHES MAXIMUM IN |
| Width Between Flats | 0.127 INCHES MINIMUM AND 0.129 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.556 INCHES MINIMUM AND 0.561 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 |
|---|---|
| HST529AP-10-26 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| FIT7953C10-26 PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| HST529AP-10-26 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HK0097C10-26 PRIMARY | Huck International, Inc (USA) |
| HST529AP-10-26 PRIMARY | Hi-Shear Corporation (USA) |
| WC197A-10-26 PRIMARY | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3D0097C10-26 | 5/2 Secondary reference U.S. Government activity |
| VS3437VAP10-26 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-458-4631 is a Pin-Rivet, manufactured by Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-458-4631 has 6 manufacturer part numbers on file: HST529AP-10-26 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), FIT7953C10-26 (Fastener Innovation Technology, Inc. Dba F I T), HST529AP-10-26 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HK0097C10-26 (Huck International, Inc), HST529AP-10-26 (Hi-Shear Corporation) and 1 more.
Key specifications for HST529AP-10-26: Shank Diameter: 0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN; Fastener Length: 2.115 INCHES MINIMUM AND 2.135 INCHES MAXIMUM IN; Head Style: CROWN COUTERSUNK GREATER THAN 135 DEGREES; Thread Direction: RIGHT-HAND. 13 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.