The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-905-7325, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sterling Machine Company, Inc.. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-905-7325 |
| Primary Part Number | 37B202203P104 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sterling Machine Company, Inc. |
| Status | ACTIVE |
| Width Across Flats | 0.362 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Hole Configuration Style | CONFIGURATION A |
| Material Document and Classification | AMS 5640 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Thread Direction | LEFT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Nut Height | 0.117 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Drilled Hole Diameter | 0.047 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 303 PLUS X OVERALL |
| Bearing Surface Type | CHAMFERED OR WASHER FACED |
| Hole Type and Quantity | 2 DRILLED |
| 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 |
|---|---|
| 37B202203P104 | Sterling Machine Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 37B202203P104 | 5/9 Secondary reference General Electric Company |
| 37B202203P104 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-905-7325 is a Nut,plain,hexagon, manufactured by Sterling Machine Company, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-905-7325 has 1 manufacturer part number on file: 37B202203P104 (Sterling Machine Company, Inc.).
Key specifications for 37B202203P104: Width Across Flats: 0.362 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN; Thread Series: UNF; Hole Configuration Style: CONFIGURATION A; Material Document and Classification: AMS 5640 ASSN STD ALL MATERIAL RESPONSES OVERALL. 15 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.