The Pin-Rivet, cataloged under National Stock Number 5320-01-661-6950, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-661-6950 |
| Primary Part Number | HL19PB8-32 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Shank Diameter | 0.99 INCHES NOMINAL IN |
| Head Height | 0.210 INCHES MINIMUM AND 0.218 INCHES MAXIMUM IN |
| Fastener Length | 1.38 INCHES MINIMUM AND 1.40 INCHES MAXIMUM IN |
| Head Style | COOPER'S |
| Nominal Thread Size | 1.0 INCHES IN |
| Grip Length | 0.009 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN |
| Width Between Flats | 0.598 INCHES MINIMUM AND 0.618 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | CADMIUM OVERALL |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 32 |
| Thread Quantity Per Inch | 13 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 1.49 INCHES MINIMUM AND 1.51 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 |
|---|---|
| HL19PB8-32 | Hi-Shear Corporation (USA) |
| HL19PB8-32 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
NSN 5320-01-661-6950 is a Pin-Rivet, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-661-6950 has 2 manufacturer part numbers on file: HL19PB8-32 (Hi-Shear Corporation), HL19PB8-32 (Howmet Global Fastening Systems Inc).
Key specifications for HL19PB8-32: Shank Diameter: 0.99 INCHES NOMINAL IN; Head Height: 0.210 INCHES MINIMUM AND 0.218 INCHES MAXIMUM IN; Fastener Length: 1.38 INCHES MINIMUM AND 1.40 INCHES MAXIMUM IN; Head Style: COOPER'S. 15 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.