The Nut,plain,round, cataloged under National Stock Number 5310-00-616-6404, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rolls-Royce Corporation. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-616-6404 |
| Primary Part Number | 6783706 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| Thread Series | UNS |
| Hardness Rating | 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM |
| Hole Configuration Style | CONFIGURATION F |
| Material Document and Classification | AMS 6320 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6282 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE OR AMS 6323 ASSN STD 2ND MATERIAL RESPONSE OR 6324 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Drive Point Width | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 2.062 INCHES IN |
| Nut Diameter | 2.615 INCHES MINIMUM AND 2.635 INCHES MAXIMUM IN |
| Drive Point Depth | 0.092 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN |
| Nut Thickness | 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN |
| Drilled Hole Diameter | 0.123 INCHES NOMINAL IN |
| Countersink Angle | 89.0 DEGREES MINIMUM AND 91.0 DEGREES MAXIMUM NUT |
| Drive Point Quantity | 6 |
| Nut Style | ROUND |
| Thread Class | 3B |
| Thread Quantity Per Inch | 16 |
| Material | STEEL COMP 8735 OR STEEL COMP 8740 OVERALL |
| Hole Type and Quantity | 11 DRILLED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5310-00-616-6404 is a Nut,plain,round, manufactured by Rolls-Royce Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-616-6404 has 2 manufacturer part numbers on file: 6783706 (Rolls-Royce Corporation), 6783706 (General Motors Corp).
Key specifications for 6783706: Thread Series: UNS; Hardness Rating: 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM; Hole Configuration Style: CONFIGURATION F; Material Document and Classification: AMS 6320 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6282 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE OR AMS 6323 ASSN STD 2ND MATERIAL RESPONSE OR 6324 ASSN STD 2ND MATERIAL RESPONSE OVERALL. 18 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.