The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-994-1670, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Cummins Power Generation Inc.. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-994-1670 |
| Primary Part Number | 115-0150 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Cummins Power Generation Inc. |
| Status | ACTIVE |
| Width Across Flats | 0.612 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | FED 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 1038 OVERALL |
| Bearing Surface Type | WASHER FACED |
| 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 |
|---|---|
| 115-0150 PRIMARY | Cummins Power Generation Inc. (USA) |
| Reference | Meaning |
|---|---|
| 115B150 | 5/9 Secondary reference Cummins Power Generation Inc. |
NSN 5310-00-994-1670 is a Nut,self-Locking,hexagon, manufactured by Cummins Power Generation Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-994-1670 has 1 manufacturer part number on file: 115-0150 (Cummins Power Generation Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-266-3804. Verify interchangeability with system specifications before substitution.
Key specifications for 115-0150: Width Across Flats: 0.612 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN; Thread Series: UNF; Hardness Rating: 28.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM; Material Document and Classification: FED 66 FED STD SINGLE MATERIAL RESPONSE OVERALL. 14 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.