The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-523-2121, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Kleinschmidt Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-523-2121 |
| Primary Part Number | 56108 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Kleinschmidt Inc |
| Status | ACTIVE |
| Width Across Flats | 0.260 INCHES NOMINAL IN |
| Nut Height | 0.105 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 32 |
| Nominal Thread Size | 0.138 INCHES IN |
| Bearing Surface Type | CHAMFERED |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Material | STEEL OVERALL |
| Thread Class | 2B |
| Nut Style | HEXAGON |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 56108 | Kleinschmidt Inc (USA) |
NSN 5310-00-523-2121 is a Nut,plain,hexagon, manufactured by Kleinschmidt Inc, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-523-2121 has 1 cross-referenced part number: 56108 (Kleinschmidt Inc).
There are 4 known substitutes for 5310-00-523-2121: 1005-00-420-5107, 5120-01-431-7130, 7025-01-446-4139 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 56108: Width Across Flats: 0.260 INCHES NOMINAL IN; Nut Height: 0.105 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND; Thread Quantity Per Inch: 32. 10 total characteristics are documented in the Federal Logistics Information System.