The Nut,sleeve, cataloged under National Stock Number 5310-00-903-6063, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-903-6063 |
| Item Name | Nut,sleeve |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Nut Length | 0.220 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | QQ-A-225/8,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nut Counterbore Depth | 0.188 INCHES MINIMUM AND 0.198 INCHES MAXIMUM NUT IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.138 INCHES IN |
| Nut Diameter | 0.250 INCHES NOMINAL IN |
| Counterbore Diameter | 0.156 INCHES NOMINAL NUT IN |
| Boss Thickness | 0.080 INCHES NOMINAL OVERALL IN |
| Cross-Sectional Shape | ROUND NUT |
| Cross-Sectional Shape | ROUND BOSS |
| Boss Diameter | 0.218 INCHES MINIMUM AND 0.219 INCHES MAXIMUM OVERALL IN |
| Surface Treatment | CHROMATE OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL NUT |
| Nut Style | SLEEVE |
| Thread Class | 2B |
| Thread Quantity Per Inch | 32 |
| Material | ALUMINUM ALLOY 6061 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 523745-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-903-6063 is a Nut,sleeve, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-903-6063: Nut Length: 0.220 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: QQ-A-225/8,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 19 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.