The Nut,plain,slotted,hexagon, cataloged under National Stock Number 5310-00-776-7522, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Renk America Llc Div Renk America. Government technical data includes 13 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 | 5310-00-776-7522 |
| Primary Part Number | 502664 |
| Item Name | Nut,plain,slotted,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Renk America Llc Div Renk America |
| Status | ACTIVE |
| Width Across Flats | 0.740 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN |
| Bearing Surface Finish | 32.0 MICROINCHES |
| Thread Series | UNF |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | ASTM A322 ASSN STD ALL MATERIAL RESPONSES OR ASTM A331 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.562 INCHES IN |
| Nut Height | 0.610 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN |
| Nut Style | SLOTTED, HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP 4140 OR STEEL COMP 8640 OR STEEL COMP 8740 OVERALL |
| Bearing Surface Type | WASHER FACED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5310-00-776-7522 is a Nut,plain,slotted,hexagon, manufactured by Renk America Llc Div Renk America, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-776-7522 has 2 manufacturer part numbers on file: 502664 (Renk America Llc Div Renk America), 7767522 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 502664: Width Across Flats: 0.740 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN; Bearing Surface Finish: 32.0 MICROINCHES; Thread Series: UNF; Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM. 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.