The Nut,plain,rectangular, cataloged under National Stock Number 5310-01-296-5351, 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13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-296-5351 |
| Item Name | Nut,plain,rectangular |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Nut Width | 0.370 INCHES NOMINAL IN |
| Nut Length | 0.650 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-13924,CLASS 3 OR CLASS 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT THREADS |
| Thread Series | UNF |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Nut Height | 0.275 INCHES NOMINAL IN |
| Surface Treatment | OXIDE OVERALL EXCEPT THREADS |
| Thread Class | 2B |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 631 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 |
|---|---|
| J71S0019-1 | 3/9 Design control — primary reference Mcdonnell Douglas Corp Mcdonnell Douglas Electronic Systems Co |
NSN 5310-01-296-5351 is a Nut,plain,rectangular, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-296-5351: Nut Width: 0.370 INCHES NOMINAL IN; Nut Length: 0.650 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-13924,CLASS 3 OR CLASS 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT THREADS; Thread Series: UNF. 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.