The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-574-5580, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. 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 | 5310-01-574-5580 |
| Primary Part Number | 90499A827 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Width Across Flats | 0.875 INCHES NOMINAL IN |
| Thread Series | UNF |
| Supplementary Features | MATERIAL-GRADE 8 SREEL, STEEL COMP 1021 THRU STEEL COMP 1045 |
| Hardness Rating | 24.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.562 INCHES IN |
| Specification/standard Data | 80204-ANSI B18.0 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION AND 05047-SAME B18.0 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| Nut Height | 0.484 INCHES NOMINAL IN |
| Nut Style | HEXAGON |
| Thread Quantity Per Inch | 12 |
| Material | STEEL OVERALL |
| Bearing Surface Type | 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 |
|---|---|
| 90499A827 PRIMARY | Mcmaster-Carr Supply Co (USA) |
NSN 5310-01-574-5580 is a Nut,plain,hexagon, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-574-5580 has 1 manufacturer part number on file: 90499A827 (Mcmaster-Carr Supply Co).
Key specifications for 90499A827: Width Across Flats: 0.875 INCHES NOMINAL IN; Thread Series: UNF; Supplementary Features: MATERIAL-GRADE 8 SREEL, STEEL COMP 1021 THRU STEEL COMP 1045; Hardness Rating: 24.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM. 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.