The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-344-6740, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Meritor Industrial Products, Llc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-344-6740 |
| Primary Part Number | E75503336 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Meritor Industrial Products, Llc |
| Status | ACTIVE |
| Width Across Flats | 27.7 MILLIMETERS NOMINAL MM |
| Thread Tolerance Class | 4H INTERNAL |
| Thread Series | ISO M |
| Thread Pitch in Millimeters | 2.00 |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 16.0 MILLIMETERS MM |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 14.0 MILLIMETERS NOMINAL MM |
| Nut Style | HEXAGON |
| Material | STEEL OVERALL |
| Bearing Surface Type | CHAMFERED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2GE740 | Oshkosh Defense Llc (USA) |
| E75503336 PRIMARY | Meritor Industrial Products, Llc (USA) |
| Reference | Meaning |
|---|---|
| SA75503336 | 5/9 Secondary reference Meritor Heavy Vehicle Systems, Llc |
| SA75503336 | 3/9 Design control — primary reference Meritor Industrial Products, Llc |
| V75503336 | 5/9 Secondary reference Meritor Heavy Vehicle Systems, Llc |
| 2GE740 | 5/9 Secondary reference Oshkosh Corp |
NSN 5310-01-344-6740 is a Nut,self-Locking,hexagon, manufactured by Meritor Industrial Products, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-344-6740 has 2 manufacturer part numbers on file: 2GE740 (Oshkosh Defense Llc), E75503336 (Meritor Industrial Products, Llc).
Key specifications for E75503336: Width Across Flats: 27.7 MILLIMETERS NOMINAL MM; Thread Tolerance Class: 4H INTERNAL; Thread Series: ISO M; Thread Pitch in Millimeters: 2.00. 11 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.