The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-144-9345, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-144-9345 |
| Primary Part Number | MS910006 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Width Across Flats | 0.803 INCHES MINIMUM AND 0.803 INCHES MINIMUM AND 0.814 INCHES MAXIMUM0.814 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF) |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Nominal Thread Size | 0.562 INCHES0.562 INCHES IN |
| Nut Height | 0.210 INCHES MINIMUM AND 0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM0.230 INCHES MAXIMUM IN |
| Nut Style | HEXAGONHEXAGON |
| Thread Class | 3B3B |
| Thread Quantity Per Inch | 1818 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Bearing Surface Type | FLATFLAT |
| 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 |
|---|---|
| MS910006 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 642284 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
NSN 5310-01-144-9345 is a Nut,plain,hexagon, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-144-9345 has 1 manufacturer part number on file: MS910006 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for MS910006: Width Across Flats: 0.803 INCHES MINIMUM AND 0.803 INCHES MINIMUM AND 0.814 INCHES MAXIMUM0.814 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF); Thread Direction: RIGHT-HANDRIGHT-HAND; Nominal Thread Size: 0.562 INCHES0.562 INCHES IN. 10 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.