The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-652-7296, 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 15 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-652-7296 |
| Primary Part Number | 357350 |
| 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 | 0.865 INCHES MINIMUM AND 0.877 INCHES MAXIMUM IN |
| Thread Series | UNEF |
| Hardness Rating | 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM |
| Hole Configuration Style | CONFIGURATION H |
| Material Document and Classification | AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.688 INCHES IN |
| Nut Height | 0.530 INCHES MINIMUM AND 0.550 INCHES MAXIMUM IN |
| Drilled Hole Diameter | 0.045 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 24 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Bearing Surface Type | CHAMFERED |
| Hole Type and Quantity | 6 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 |
|---|---|
| 357350 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 357350 | Precision Speed Manufacturing, Llc (USA) |
| 357350 | Northrop Grumman Innovation Systems Llc Div Ngis (USA) |
| Reference | Meaning |
|---|---|
| 357350 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
| 357350 | 5/9 Secondary reference Alliant Techsystems Inc |
| 3576350 | 5/9 Secondary reference Kwik File Storage Systems Llc |
NSN 5310-00-652-7296 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 5310-00-652-7296 has 3 manufacturer part numbers on file: 357350 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 357350 (Precision Speed Manufacturing, Llc), 357350 (Northrop Grumman Innovation Systems Llc Div Ngis).
Key specifications for 357350: Width Across Flats: 0.865 INCHES MINIMUM AND 0.877 INCHES MAXIMUM IN; Thread Series: UNEF; Hardness Rating: 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM; Hole Configuration Style: CONFIGURATION H. 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.