The Nut,sleeve, cataloged under National Stock Number 5310-01-185-4664, 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 16 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 | 5310-01-185-4664 |
| Primary Part Number | 481797 |
| Item Name | Nut,sleeve |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Flange Diameter | 0.515 INCHES MINIMUM AND 0.535 INCHES MAXIMUM IN |
| Nut Length | 0.260 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN |
| Flange Thickness | 0.075 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | AMS 5613 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nut Counterbore Depth | 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM BOSS IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Nut Diameter | 0.3745 INCHES MINIMUM AND 0.3755 INCHES MAXIMUM IN |
| Counterbore Diameter | 0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM BOSS IN |
| Cross-Sectional Shape | ROUND OVERALL |
| Nut Style | SLEEVE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 410 OVERALL |
| 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 |
|---|---|
| 481797 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 5310-01-185-4664 is a Nut,sleeve, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-185-4664 has 1 manufacturer part number on file: 481797 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 481797: Flange Diameter: 0.515 INCHES MINIMUM AND 0.535 INCHES MAXIMUM IN; Nut Length: 0.260 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN; Flange Thickness: 0.075 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN; Thread Series: UNF. 16 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.