The Shaft,shouldered, cataloged under National Stock Number 3040-01-476-8049, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-476-8049 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Second End Hole Diameter | 0.2188 INCHES NOMINAL IN |
| Second End External Thread Length | 2.000 INCHES NOMINAL IN |
| Step Quantity | 8 |
| First End Diameter | 1.7630 INCHES NOMINAL IN |
| Second End Diameter | 1.5000 INCHES NOMINAL IN |
| Largest Step Diameter | 2.5600 INCHES MINIMUM AND 2.5620 INCHES MAXIMUM IN |
| First End External Thread Length | 0.5625 INCHES NOMINAL IN |
| First End Style | EXTERNALLY THREADED AND FLAT KEYWAY |
| Second End Keyway Width | 0.5010 INCHES NOMINAL IN |
| Material Document and Classification | ASTM A 108, C-1144 ASSN STD SINGLE MATERIAL RESPONSE |
| First End Keyway Depth | 0.0938 INCHES NOMINAL IN |
| Second End Distance From Hole Center to End | 0.3125 INCHES NOMINAL IN |
| Second End Hole Depth | 1.5000 INCHES NOMINAL IN |
| Second End Keyway Depth | 0.2913 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | CROSS DRILLED HOLE, EXTERNALLY THREADED AND FLAT KEYWAY |
| Material | STEEL COMP 1144 |
| External Keyway Length | 0.7188 INCHES NOMINAL FIRST END IN |
| External Keyway Length | 5.8750 INCHES NOMINAL SECOND END IN |
| First End Keyway Width | 0.3125 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 |
| Reference | Meaning |
|---|---|
| 604-70-1700-1 | 3/9 Design control — primary reference Peerless-Winsmith, Inc. Dba Peerless Winsmith |
| M-3157 PIECE NO 13 | 5/9 Secondary reference Peerless-Winsmith, Inc. Dba Peerless Winsmith |
NSN 3040-01-476-8049 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-476-8049: Second End Hole Diameter: 0.2188 INCHES NOMINAL IN; Second End External Thread Length: 2.000 INCHES NOMINAL IN; Step Quantity: 8; First End Diameter: 1.7630 INCHES NOMINAL 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.