The Collar,pin-Rivet, cataloged under National Stock Number 5320-01-490-7426, 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 Voi-Shan Products. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-490-7426 |
| Primary Part Number | EN1282ND8 |
| Item Name | Collar,pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Voi-Shan Products |
| Status | ACTIVE |
| Lubrication | DRY FILM OR CETYL ALCOHOL |
| Surface Treatment Document and Classification | AS5272, TYPE 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Collar Inside Diameter | 0.268 INCHES MINIMUM AND 0.274 INCHES MAXIMUM IN |
| Collar Overall Height | 0.340 INCHES NOMINAL IN |
| Collar Style | THREADED (BREAK OFF) TYPE |
| Collar Outside Diameter | 0.448 INCHES MINIMUM AND 0.476 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-T-9046 MIL SPEC SINGLE MATERIAL RESPONSE WASHER |
| Material Document and Classification | MIL-T-9047 MIL SPEC SINGLE MATERIAL RESPONSE COLLAR |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.2500 INCHES IN |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | TITANIUM ALLOY OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| EN1282ND8 PRIMARY | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| Reference | Meaning |
|---|---|
| EN1282ND8 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-490-7426 is a Collar,pin-Rivet, manufactured by Howmet Global Fastening Systems Inc. Div Voi-Shan Products, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-490-7426 has 1 manufacturer part number on file: EN1282ND8 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products).
1 possible match (shared part number, not a government interchangeability claim): 5320-01-507-6574. Verify interchangeability with system specifications before substitution.
Key specifications for EN1282ND8: Lubrication: DRY FILM OR CETYL ALCOHOL; Surface Treatment Document and Classification: AS5272, TYPE 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Collar Inside Diameter: 0.268 INCHES MINIMUM AND 0.274 INCHES MAXIMUM IN; Collar Overall Height: 0.340 INCHES NOMINAL IN. 14 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.