The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-638-3899, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dresser, Llc. Government technical data includes 11 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-638-3899 |
| Primary Part Number | 21190 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Dresser, Llc |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Nut Height | 0.312 INCHES NOMINAL IN |
| Bearing Surface Type | CHAMFERED |
| Thread Quantity Per Inch | 16 |
| Nominal Thread Size | 0.375 INCHES IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Width Across Flats | 0.625 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 21190 PRIMARY | Dresser, Llc (USA) |
NSN 5310-00-638-3899 is a Nut,plain,hexagon, manufactured by Dresser, Llc, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-638-3899 has 1 cross-referenced part number: 21190 (Dresser, Llc).
There are 8 known substitutes for 5310-00-638-3899: 5935-00-024-0612, 1660-00-719-6229, 5935-01-062-3397 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 21190: Thread Direction: RIGHT-HAND; Surface Treatment: CADMIUM OR ZINC OVERALL; Nut Height: 0.312 INCHES NOMINAL IN; Bearing Surface Type: CHAMFERED. 11 total characteristics are documented in the Federal Logistics Information System.