The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-137-9716, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-137-9716 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Width Across Flats | 0.489 INCHES MINIMUM AND 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM0.500 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC)UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | ASTM D4066 ASSN STD SINGLE MATERIAL RESPONSE OVERALLASTM D4066 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES0.312 INCHES IN |
| Nondefinitive Spec/std Data | 2 TYPE AND 2 TYPE AND 13 STYLE13 STYLE |
| Nut Height | 0.258 INCHES MINIMUM AND 0.258 INCHES MINIMUM AND 0.273 INCHES MAXIMUM0.273 INCHES MAXIMUM IN |
| Nut Style | HEXAGONHEXAGON |
| Thread Class | 2B2B |
| Thread Quantity Per Inch | 1818 |
| Material | PLASTIC POLYAMIDE NYLON OVERALL |
| Bearing Surface Type | FLAT OR FLAT OR CHAMFEREDCHAMFERED |
| 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 |
|---|---|
| MS51858-9 | 2/2 Government specification standardization U.S. Government activity |
| FF-N-836 | 4/1 Identification reference U.S. Government activity |
NSN 5310-01-137-9716 is a Nut,plain,hexagon, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-137-9716: Width Across Flats: 0.489 INCHES MINIMUM AND 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM0.500 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL COARSE (UNC)UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: ASTM D4066 ASSN STD SINGLE MATERIAL RESPONSE OVERALLASTM D4066 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Thread Direction: RIGHT-HANDRIGHT-HAND. 12 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.