The Pin-Rivet, cataloged under National Stock Number 5320-01-674-8716, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc Div Ram Products. Government technical data includes 13 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 | 5320-01-674-8716 |
| Primary Part Number | HL20PB5-25 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Howmet Global Fastening Systems Inc Div Ram Products |
| Status | ACTIVE |
| Shank Diameter | 0.1630 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL |
| Head Height | 0.055 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| Collar Style | THREADED BREAK OFF TYPE |
| Head Style | STRAIGHT PAN |
| Grip Length | 2.495 INCHES MINIMUM AND 2.505 INCHES MAXIMUM IN |
| Width Between Flats | 0.0791 INCHES MINIMUM AND 0.0801 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNJC |
| Head Major Diameter | 0.306 INCHES MINIMUM AND 0.322 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 |
|---|---|
| HL20PB5-25 | West Coast Aerospace, Inc. (USA) |
| HL20PB5-25 PRIMARY | Howmet Global Fastening Systems Inc Div Ram Products (USA) |
NSN 5320-01-674-8716 is a Pin-Rivet, manufactured by Howmet Global Fastening Systems Inc Div Ram Products, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-674-8716 has 2 manufacturer part numbers on file: HL20PB5-25 (West Coast Aerospace, Inc.), HL20PB5-25 (Howmet Global Fastening Systems Inc Div Ram Products).
Key specifications for HL20PB5-25: Shank Diameter: 0.1630 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL; Head Height: 0.055 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN; Collar Style: THREADED BREAK OFF TYPE. 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.