The Shaft,shouldered, cataloged under National Stock Number 3040-00-698-0652, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is General Electric Company. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-698-0652 |
| Primary Part Number | 303A157P1 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Second End Hole Diameter | 0.1450 INCHES NOMINAL IN |
| Step Quantity | 3 |
| First End Diameter | 0.2500 INCHES NOMINAL IN |
| Second End Diameter | 0.4020 INCHES NOMINAL IN |
| Largest Step Diameter | 0.402 INCHES NOMINAL IN |
| First End Style | EXTERNAL THREADED |
| Material Document and Classification | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE |
| Second End Distance From Hole Center to End | 0.188 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | UNTHREADED CROSS DRILLED |
| Material | STEEL |
| 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 |
|---|---|
| 303A157P1 PRIMARY | General Electric Company (USA) |
| 303A157-1 PRIMARY | General Electric Company (USA) |
| 303A157PT1 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 303A157-1 | 3/2 Design control — primary reference U.S. Government activity |
| 303A157PT1 | 3/2 Design control — primary reference U.S. Government activity |
| 303A157P1 | 3/2 Design control — primary reference U.S. Government activity |
| 303A157P1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-00-698-0652 is a Shaft,shouldered, manufactured by General Electric Company, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-698-0652 has 3 manufacturer part numbers on file: 303A157P1 (General Electric Company), 303A157-1 (General Electric Company), 303A157PT1 (General Electric Company).
Key specifications for 303A157P1: Second End Hole Diameter: 0.1450 INCHES NOMINAL IN; Step Quantity: 3; First End Diameter: 0.2500 INCHES NOMINAL IN; Second End Diameter: 0.4020 INCHES NOMINAL IN. 11 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.