The Shaft,shouldered, cataloged under National Stock Number 3040-01-481-2287, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Bath Iron Works Corporation. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-01-481-2287 |
| Primary Part Number | 8100-1253-0238 FIND NO 572 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Bath Iron Works Corporation |
| Status | ACTIVE |
| Surface Finish | 250.0 MICROINCHES |
| Second End Hole Diameter | 0.1250 INCHES NOMINAL IN |
| Step Quantity | 5 |
| First End Diameter | 1.2480 INCHES MINIMUM AND 1.2490 INCHES MAXIMUM IN |
| Second End Diameter | 1.2480 INCHES MINIMUM AND 1.2490 INCHES MAXIMUM IN |
| Largest Step Diameter | 1.2480 INCHES MINIMUM AND 1.2490 INCHES MAXIMUM IN |
| First End Style | CIRCULAR GROOVED |
| Material Document and Classification | SAE-AMS-QQ-S-763 ASSN STD SINGLE MATERIAL RESPONSE |
| Second End Groove Diameter | 1.0000 INCHES NOMINAL IN |
| Second End Distance From Hole Center to End | 0.5000 INCHES NOMINAL IN |
| End Similarity | IDENTICAL |
| First End Distance From End to Groove | 0.8750 INCHES NOMINAL IN |
| First End Hole Diameter | 0.1250 INCHES NOMINAL IN |
| Second End Groove Width | 0.1250 INCHES NOMINAL IN |
| Second End Distance From End to Groove | 0.8750 INCHES NOMINAL IN |
| First End Groove Diameter | 1.0000 INCHES NOMINAL IN |
| Second End Style | CIRCULAR GROOVED |
| Material | STEEL CORROSION RESISTING |
| First End Groove Width | 0.1250 INCHES NOMINAL IN |
| First End Distance From Hole Center to End | 0.5000 INCHES NOMINAL IN |
| 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 |
|---|---|
| 8100-1253-0238 FIND NO 572 PRIMARY | Bath Iron Works Corporation (USA) |
| Reference | Meaning |
|---|---|
| 8100-1253-0238 | D/9 Drawing number reference only Bath Iron Works Corporation |
NSN 3040-01-481-2287 is a Shaft,shouldered, manufactured by Bath Iron Works Corporation, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-481-2287 has 1 manufacturer part number on file: 8100-1253-0238 FIND NO 572 (Bath Iron Works Corporation).
Key specifications for 8100-1253-0238 FIND NO 572: Surface Finish: 250.0 MICROINCHES; Second End Hole Diameter: 0.1250 INCHES NOMINAL IN; Step Quantity: 5; First End Diameter: 1.2480 INCHES MINIMUM AND 1.2490 INCHES MAXIMUM IN. 20 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.