The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-369-3514, 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 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-369-3514 |
| Primary Part Number | 6820204-201 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| Width Across Flats | 1.500 INCHES NOMINAL IN |
| Thread Series | UNEF |
| Hole Configuration Style | CONFIGURATION B |
| Material Document and Classification | AMS4120 ASSN STD 1ST MATERIAL RESPONSE OR A-34150 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.250 INCHES IN |
| Nut Height | 0.188 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN |
| Drilled Hole Diameter | 0.060 INCHES MINIMUM AND 0.066 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 2B |
| Material | ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 6061 OVERALL |
| Bearing Surface Type | CHAMFERED |
| Hole Type and Quantity | 3 DRILLED |
| 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 |
|---|---|
| 6820204-201 PRIMARY | Rolls-Royce Corporation (USA) |
| Reference | Meaning |
|---|---|
| 6820204-201 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
| 6820204-201 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5310-01-369-3514 is a Nut,plain,hexagon, manufactured by Rolls-Royce Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-369-3514 has 1 manufacturer part number on file: 6820204-201 (Rolls-Royce Corporation).
Key specifications for 6820204-201: Width Across Flats: 1.500 INCHES NOMINAL IN; Thread Series: UNEF; Hole Configuration Style: CONFIGURATION B; Material Document and Classification: AMS4120 ASSN STD 1ST MATERIAL RESPONSE OR A-34150 ASSN STD 2ND MATERIAL RESPONSE OVERALL. 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.