The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-141-5561, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-141-5561 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Width Across Flats | 0.620 INCHES MINIMUM AND 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM0.630 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALLQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNFUNF |
| Hole Configuration Style | CONFIGURATION BCONFIGURATION B |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES0.500 INCHES IN |
| Nut Height | 0.120 INCHES MINIMUM AND 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM0.130 INCHES MAXIMUM IN |
| Drilled Hole Diameter | 0.047 INCHES NOMINAL0.047 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM AND CADMIUM AND CHROMATE OVERALLCHROMATE OVERALL |
| Nut Style | HEXAGONHEXAGON |
| Thread Class | 2B2B |
| Thread Quantity Per Inch | 2020 |
| Material | STEEL OVERALL |
| Bearing Surface Type | CHAMFEREDCHAMFERED |
| Hole Type and Quantity | 3 DRILLED3 DRILLED |
| 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 |
|---|---|
| MS21340-27 | 2/2 Government specification standardization U.S. Government activity |
NSN 5310-01-141-5561 is a Nut,plain,hexagon, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-141-5561: Width Across Flats: 0.620 INCHES MINIMUM AND 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM0.630 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALLQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNFUNF; Hole Configuration Style: CONFIGURATION BCONFIGURATION B. 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.