The Shaft,shouldered, cataloged under National Stock Number 3040-00-653-9218, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 12 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 | 3040-00-653-9218 |
| Primary Part Number | 7699893 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Step Quantity | 2 |
| First End Diameter | 1.3780 INCHES NOMINAL IN |
| Second End Diameter | 1.6250 INCHES NOMINAL IN |
| Largest Step Diameter | 1.625 INCHES NOMINAL IN |
| Second End Distance From Keyway Center to End | 3.692 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Second End Keyway Width | 0.2500 INCHES NOMINAL IN |
| Material Document and Classification | AISI/SAE 4118 ASSN STD SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| Second End Style | WOODRUFF KEYWAY |
| Material | STEEL |
| External Keyway Length | 1.500 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 |
|---|---|
| 7699893 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3040-00-653-9218 is a Shaft,shouldered, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-653-9218 has 1 manufacturer part number on file: 7699893 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 7699893: Step Quantity: 2; First End Diameter: 1.3780 INCHES NOMINAL IN; Second End Diameter: 1.6250 INCHES NOMINAL IN; Largest Step Diameter: 1.625 INCHES NOMINAL IN. 12 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.