The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-701-3970, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Ziegler Bolt & Parts Co. Government technical data includes 9 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-701-3970 |
| Primary Part Number | 75CN2W8Y-M565 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Ziegler Bolt & Parts Co |
| Status | ACTIVE |
| Width Across Flats | 1.108 INCHES MINIMUM AND 1.127 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Nominal Thread Size | 0.750 INCHES0.750 INCHES IN |
| Nut Height | 0.617 INCHES MINIMUM AND 0.827 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE AND ZINC AND ALUMINUM OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 10 |
| Material | STEEL COMP 1030 AND STEEL COMP 1031 AND STEEL COMP 1033 AND STEEL COMP 1034 AND STEEL COMP 1035 AND STEEL COMP 1037 AND STEEL COMP 1038 AND STEEL COMP 1040 AND STEEL COMP 1042 AND STEEL COMP 1043 AND STEEL COMP 1044 AND STEEL COMP 1045 AND STEEL COMP 1046 AND STEEL COMP 1049 AND STEEL COMP 1050 AND STEEL COMP 1053 AND STEEL COMP 1055 OVERALL |
| 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 |
|---|---|
| 75CN2W8Y-M565 | Endries International, Inc. Dba Servtonics, an Endries International, Inc. (USA) |
| 75CN2W8Y-M565 PRIMARY | Ziegler Bolt & Parts Co (USA) |
NSN 5310-01-701-3970 is a Nut,self-Locking,hexagon, manufactured by Ziegler Bolt & Parts Co, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-701-3970 has 2 manufacturer part numbers on file: 75CN2W8Y-M565 (Endries International, Inc. Dba Servtonics, an Endries International, Inc.), 75CN2W8Y-M565 (Ziegler Bolt & Parts Co).
Key specifications for 75CN2W8Y-M565: Width Across Flats: 1.108 INCHES MINIMUM AND 1.127 INCHES MAXIMUM IN; Thread Direction: RIGHT-HANDRIGHT-HAND; Nominal Thread Size: 0.750 INCHES0.750 INCHES IN; Nut Height: 0.617 INCHES MINIMUM AND 0.827 INCHES MAXIMUM IN. 9 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.