The Nut,plain,round, cataloged under National Stock Number 5310-00-367-8714, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-367-8714 |
| Primary Part Number | 4002720 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Thread Series | UNJEF |
| Hardness Rating | 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6323 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Drive Point Width | 0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.375 INCHES IN |
| Nut Diameter | 1.795 INCHES MINIMUM AND 1.805 INCHES MAXIMUM IN |
| Drive Point Depth | 0.067 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN |
| Nut Thickness | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Countersink Angle | 85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM NUT |
| Drive Point Quantity | 8 |
| Nut Style | ROUND |
| Thread Class | 3B |
| Thread Quantity Per Inch | 18 |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 4002720 | Rtx Corporation Div Pratt & Whitney (USA) |
| 4002720 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 4002720 | 5/9 Secondary reference U.S. Government activity |
| 4002720 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
NSN 5310-00-367-8714 is a Nut,plain,round, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-367-8714 has 2 manufacturer part numbers on file: 4002720 (Rtx Corporation Div Pratt & Whitney), 4002720 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 4002720: Thread Series: UNJEF; Hardness Rating: 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM; Material Document and Classification: AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6323 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Drive Point Width: 0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN. 15 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.