The Shaft,shouldered, cataloged under National Stock Number 3040-01-273-7664, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Ward Leonard Ct Llc. Government technical data includes 16 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-273-7664 |
| Primary Part Number | 21130014 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Ward Leonard Ct Llc |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES |
| Second End Hole Diameter | 0.1250 INCHES NOMINAL IN |
| Second End External Thread Length | 0.8125 INCHES NOMINAL IN |
| Step Quantity | 7 |
| First End Diameter | 0.6693 INCHES NOMINAL IN |
| Second End Diameter | 0.4992 INCHES NOMINAL IN |
| Largest Step Diameter | 1.000 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Second End Keyway Width | 0.0937 INCHES NOMINAL IN |
| Material Document and Classification | ASTM A581 ASSN STD SINGLE MATERIAL RESPONSE |
| Second End Distance From Hole Center to End | 0.1562 INCHES NOMINAL IN |
| Second End Keyway Depth | 0.1875 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | CROSS DRILLED HOLE, EXTERNALLY THREADED AND FLAT KEYWAY |
| Material | STEEL COMP 303 |
| External Keyway Length | 2.375 INCHES NOMINAL SECOND END 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 |
|---|---|
| 21130014 PRIMARY | Ward Leonard Ct Llc (USA) |
NSN 3040-01-273-7664 is a Shaft,shouldered, manufactured by Ward Leonard Ct Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-273-7664 has 1 manufacturer part number on file: 21130014 (Ward Leonard Ct Llc).
Key specifications for 21130014: Surface Finish: 32.0 MICROINCHES; Second End Hole Diameter: 0.1250 INCHES NOMINAL IN; Second End External Thread Length: 0.8125 INCHES NOMINAL IN; Step Quantity: 7. 16 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.