The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-176-8151, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Department of the Air Force. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-176-8151 |
| Primary Part Number | USAF325B8 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Department of the Air Force |
| Status | ACTIVE |
| Width Across Flats | 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Bearing Surface Type | CHAMFERED OR WASHER FACED |
| Thread Quantity Per Inch | 20 |
| Nominal Thread Size | 0.500 INCHES IN |
| Thread Series | UNF |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Material | COPPER ALLOY OVERALL |
| Nondefinitive Spec/std Data | A2 TYPE |
| Nut Height | 0.427 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| USAF325B8 | Department of the Air Force (USA) |
| FFB571TYPEA2 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 5310-00-176-8151 is a Nut,plain,hexagon, manufactured by Department of the Air Force, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-176-8151 has 2 cross-referenced part numbers: USAF325B8 (Department of the Air Force), FFB571TYPEA2 (Federal Specifications Promulgated by General Services Administration Washington DC).
There are 12 known substitutes for 5310-00-176-8151: 5310-00-057-1242, 5310-00-079-5995, 5310-00-141-3033 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for USAF325B8: Width Across Flats: 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN; Bearing Surface Type: CHAMFERED OR WASHER FACED; Thread Quantity Per Inch: 20; Nominal Thread Size: 0.500 INCHES IN. 11 total characteristics are documented in the Federal Logistics Information System.