The Nut,plain,round, cataloged under National Stock Number 5310-00-546-5643, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is General Electric Company. Government technical data includes 17 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 | 5310-00-546-5643 |
| Primary Part Number | 416B148P1 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Surface Treatment Document and Classification | AMS 2485 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNEF |
| Hardness Rating | 29.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | AMS 6370 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Drive Point Width | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.625 INCHES IN |
| Nut Diameter | 1.980 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN |
| Drive Point Depth | 0.080 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN |
| Nut Thickness | 0.480 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Surface Treatment | OXIDE OVERALL |
| Countersink Angle | 80.0 DEGREES MINIMUM AND 120.0 DEGREES MAXIMUM NUT |
| Drive Point Quantity | 12 |
| Nut Style | ROUND |
| Thread Class | 3B |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP 4130 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5310-00-546-5643 is a Nut,plain,round, manufactured by General Electric Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-546-5643 has 2 manufacturer part numbers on file: 416B148P1 (General Electric Company), 416B148P1 (General Electric Company).
Key specifications for 416B148P1: Surface Treatment Document and Classification: AMS 2485 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNEF; Hardness Rating: 29.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM; Material Document and Classification: AMS 6370 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 17 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.