The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-341-7627, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-00-341-7627 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Width Across Flats | 1.812 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | ASTM A153 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNF |
| Material Document and Classification | SAE 1016 ASSN STD 1ST MATERIAL RESPONSE OR SAE 1017 ASSN STD 2ND MATERIAL RESPONSE OR SAE 1018 ASSN STD 3RD MATERIAL RESPONSE OR SAE 1019 ASSN STD 4TH MATERIAL RESPONSE OR SAE 1020 ASSN STD 5TH MATERIAL RESPONSE OVERALL |
| Thread Direction | LEFT-HAND |
| Nominal Thread Size | 1.250 INCHES IN |
| Nondefinitive Spec/std Data | 2 TYPE AND 5 STYLE |
| Nut Height | 0.687 INCHES MINIMUM AND 0.751 INCHES MAXIMUM IN |
| Surface Treatment | ZINC OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 12 |
| Material | STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 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 |
|---|---|
| MS27952-37 | 2/2 Government specification standardization U.S. Government activity |
| FF-N-836 | 4/1 Identification reference U.S. Government activity |
NSN 5310-00-341-7627 is a Nut,plain,hexagon, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-341-7627: Width Across Flats: 1.812 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN; Surface Treatment Document and Classification: ASTM A153 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNF; Material Document and Classification: SAE 1016 ASSN STD 1ST MATERIAL RESPONSE OR SAE 1017 ASSN STD 2ND MATERIAL RESPONSE OR SAE 1018 ASSN STD 3RD MATERIAL RESPONSE OR SAE 1019 ASSN STD 4TH MATERIAL RESPONSE OR SAE 1020 ASSN STD 5TH MATERIAL RESPONSE OVERALL. 14 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.