The Nut,plain,round, cataloged under National Stock Number 5310-01-177-4991, 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 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-177-4991 |
| Primary Part Number | 9961M49P01 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL JOINT (UNJ) |
| Material Document and Classification | AMS6730 ASSN STD 1ST MATERIAL RESPONSE OR AMS6731 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Drive Point Width | 0.192 INCHES MINIMUM AND 0.206 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.750 INCHES IN |
| Nut Diameter | 2.000 INCHES MINIMUM AND 2.010 INCHES MAXIMUM IN |
| Drive Point Depth | 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Nut Thickness | 0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Drive Point Quantity | 4 |
| Nut Style | ROUND |
| Thread Class | 3B |
| Thread Quantity Per Inch | 16 |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| 9961M49P01 | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| SL7061 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-177-4991 is a Nut,plain,round, manufactured by General Electric Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-177-4991 has 1 manufacturer part number on file: 9961M49P01 (General Electric Company).
Key specifications for 9961M49P01: Thread Series: UNIFIED NATIONAL JOINT (UNJ); Material Document and Classification: AMS6730 ASSN STD 1ST MATERIAL RESPONSE OR AMS6731 ASSN STD 2ND MATERIAL RESPONSE OVERALL; Drive Point Width: 0.192 INCHES MINIMUM AND 0.206 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND. 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.