The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-033-3073, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Horizon Aerospace Llc Dba Magnetics Division. Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-033-3073 |
| Primary Part Number | X10-3B |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Horizon Aerospace Llc Dba Magnetics Division |
| Status | ACTIVE |
| Width Across Flats | 0.247 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Material Document and Classification | AMS 5640 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.099 INCHES IN |
| Nut Height | 0.093 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Countersink Angle | 110.0 DEGREES NOMINAL NUT |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 56 |
| Material | STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 303 PLUS X OVERALL |
| Bearing Surface Type | CHAMFERED OR WASHER FACED |
| 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 |
|---|---|
| X10-3B PRIMARY | Horizon Aerospace Llc Dba Magnetics Division (USA) |
NSN 5310-00-033-3073 is a Nut,plain,hexagon, manufactured by Horizon Aerospace Llc Dba Magnetics Division, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-033-3073 has 1 manufacturer part number on file: X10-3B (Horizon Aerospace Llc Dba Magnetics Division).
Key specifications for X10-3B: Width Across Flats: 0.247 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN; Thread Series: UNF; Material Document and Classification: AMS 5640 ASSN STD ALL MATERIAL RESPONSES OVERALL; Thread Direction: RIGHT-HAND. 13 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.