The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-285-9276, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Ametek, Inc. Div Aerospace & Defense. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-285-9276 |
| Primary Part Number | AH501CR |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Ametek, Inc. Div Aerospace & Defense |
| Status | ACTIVE |
| Width Across Flats | 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.112 INCHES IN |
| Nut Height | 0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN |
| Surface Treatment | NICKEL OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 48 |
| Material | COPPER ALLOY OVERALL |
| Bearing Surface Type | WASHER FACED |
| 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 |
|---|---|
| AH501CR PRIMARY | Ametek, Inc. Div Aerospace & Defense (USA) |
NSN 5310-00-285-9276 is a Nut,plain,hexagon, manufactured by Ametek, Inc. Div Aerospace & Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-285-9276 has 1 manufacturer part number on file: AH501CR (Ametek, Inc. Div Aerospace & Defense).
Key specifications for AH501CR: Width Across Flats: 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN; Thread Series: UNF; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.112 INCHES IN. 11 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.