The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-174-4566, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Morris Material Handling, Inc.. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-174-4566 |
| Primary Part Number | 20Z739D10 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Morris Material Handling, Inc. |
| Status | ACTIVE |
| Width Across Flats | 1.625 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Hardness Rating | 143.0 BRINELL STANDARD NOMINAL |
| Material Document and Classification | ASTM A325 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.000 INCHES IN |
| Nut Height | 0.984 INCHES NOMINAL IN |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 8 |
| Material | STEEL UNS K02706 OVERALL |
| Bearing Surface Type | CHAMFERED OR FLAT |
| 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 |
|---|---|
| 20Z739D10 PRIMARY | Morris Material Handling, Inc. (USA) |
NSN 5310-01-174-4566 is a Nut,plain,hexagon, manufactured by Morris Material Handling, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-174-4566 has 1 manufacturer part number on file: 20Z739D10 (Morris Material Handling, Inc.).
Key specifications for 20Z739D10: Width Across Flats: 1.625 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Hardness Rating: 143.0 BRINELL STANDARD NOMINAL; Material Document and Classification: ASTM A325 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 12 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.