The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-167-1375, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-167-1375 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Width Across Flats | 0.180 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Material Document and Classification | MIL-S-7720 COMP FM MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-7720 COMP FM MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.099 INCHES IN |
| Nut Height | 0.057 INCHES MINIMUM AND 0.066 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Countersink Angle | 110.0 DEGREES NOMINAL NUT |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 56 |
| Material | STEEL COMP 303S OR STEEL COMP 303SE OR STEEL CORROSION RESISTING OVERALL |
| Bearing Surface Type | CHAMFERED OR WASHER FACED |
| 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 |
|---|---|
| AN345C3 | 2/2 Government specification standardization U.S. Government activity |
| 0424-007 | 5/1 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
| CRESN03-56 | C/1 Advisory reference — outside the item-of-supply concept Allmetal Screw Products Corp |
NSN 5310-00-167-1375 is a Nut,plain,hexagon, classified under FSC 5310, Nuts and Washers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5310-00-965-1790. Verify interchangeability with system specifications before substitution.
Key specifications for 5310-00-167-1375: Width Across Flats: 0.180 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN; Thread Series: UNF; Material Document and Classification: MIL-S-7720 COMP FM MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-7720 COMP FM MIL SPEC 2ND MATERIAL RESPONSE OVERALL; Thread Direction: RIGHT-HAND. 13 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.