The Pin-Rivet, cataloged under National Stock Number 5320-01-540-0229, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Government technical data includes 17 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-540-0229 |
| Primary Part Number | HK0099C16-28 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Shank Diameter | 0.4990 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL |
| Head Height | 0.168 INCHES MINIMUM AND 0.178 INCHES MAXIMUM IN |
| Fastener Length | 2.425 INCHES MINIMUM AND 2.445 INCHES MAXIMUM IN |
| Material Document and Classification | AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | STRAIGHT PAN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES IN |
| Grip Length | 1.745 INCHES MINIMUM AND 1.755 INCHES MAXIMUM IN |
| Width Between Flats | 0.269 INCHES MINIMUM AND 0.289 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | ALUMINUM OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 18 |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.717 INCHES MINIMUM AND 0.770 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 |
|---|---|
| HK0099C16-28 PRIMARY | Huck International, Inc (USA) |
| WC199A-16-28 PRIMARY | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| VS3422VAP16-28 | 3/2 Design control — primary reference U.S. Government activity |
| 3D0099C16-28 | 5/2 Secondary reference U.S. Government activity |
| HST528AP-16-28 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-540-0229 is a Pin-Rivet, manufactured by Huck International, Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-540-0229 has 2 manufacturer part numbers on file: HK0099C16-28 (Huck International, Inc), WC199A-16-28 (West Coast Aerospace, Inc.).
Key specifications for HK0099C16-28: Shank Diameter: 0.4990 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL; Head Height: 0.168 INCHES MINIMUM AND 0.178 INCHES MAXIMUM IN; Fastener Length: 2.425 INCHES MINIMUM AND 2.445 INCHES MAXIMUM IN. 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.