The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-042-2890, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is General Motors Corp. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-042-2890 |
| Primary Part Number | 422890 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | General Motors Corp |
| Status | ACTIVE |
| Thread Class | 2B |
| Bearing Surface Type | CHAMFERED OR WASHER FACED |
| Thread Quantity Per Inch | 28 |
| Nominal Thread Size | 0.250 INCHES IN |
| Thread Series | UNF |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Thread Direction | RIGHT-HAND |
| Nut Height | 0.219 INCHES NOMINAL IN |
| Material | COPPER ALLOY OVERALL |
| Nondefinitive Spec/std Data | A TYPE |
| Material Document and Classification | QQ-B-611-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nut Style | HEXAGON |
| Width Across Flats | 0.438 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 422890 | General Motors Corp (USA) |
| FFB571TYPEA | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 422890 | General Motors Llc Dba General Motors Llc (USA) |
NSN 5310-00-042-2890 is a Nut,plain,hexagon, manufactured by General Motors Corp, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-042-2890 has 3 cross-referenced part numbers: 422890 (General Motors Corp), FFB571TYPEA (Federal Specifications Promulgated by General Services Administration Washington DC), 422890 (General Motors Llc Dba General Motors Llc).
There is 1 known substitute for 5310-00-042-2890: 6640-01-371-9678. Verify interchangeability with system specifications before substitution.
Key specifications for 422890: Thread Class: 2B; Bearing Surface Type: CHAMFERED OR WASHER FACED; Thread Quantity Per Inch: 28; Nominal Thread Size: 0.250 INCHES IN. 13 total characteristics are documented in the Federal Logistics Information System.