The Shaft,shouldered, cataloged under National Stock Number 3040-01-245-4190, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems. Government technical data includes 24 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 | 3040-01-245-4190 |
| Primary Part Number | 219F105 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems |
| Status | ACTIVE |
| Surface Finish | 250.0 MICROINCHES |
| Step Quantity | 7 |
| First End Diameter | 0.6250 INCHES NOMINAL IN |
| First End Spline Major Diameter | 0.7499 INCHES MINIMUM AND 0.7501 INCHES MAXIMUM IN |
| Second End Diameter | 0.6250 INCHES NOMINAL IN |
| Largest Step Diameter | 0.8720 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN |
| Second End Spline Minor Diameter | 0.7640 INCHES NOMINAL IN |
| First End Style | CIRCULAR GROOVED AND SPLINED (STRAIGHT) |
| Second End Spline Major Diameter | 0.8418 INCHES MINIMUM AND 0.9062 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM-A322 ASSN STD 1ST MATERIAL RESPONSE OR ASTM-A331 ASSN STD 2ND MATERIAL RESPONSE OR ASTM-A331 ASSN STD 3RD MATERIAL RESPONSE |
| Second End Groove Diameter | 0.5410 INCHES MINIMUM AND 0.5510 INCHES MAXIMUM IN |
| First End Spline Length | 1.2188 INCHES MINIMUM AND 1.2812 INCHES MAXIMUM IN |
| First End Spline Quantity | 23 |
| End Similarity | NOT IDENTICAL |
| First End Distance From End to Groove | 0.6250 INCHES MINIMUM AND 0.6406 INCHES MAXIMUM IN |
| Second End Spline Quantity | 27 |
| Second End Groove Width | 0.0781 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN |
| Second End Distance From End to Groove | 0.6250 INCHES MINIMUM AND 0.6406 INCHES MAXIMUM IN |
| First End Groove Diameter | 0.5410 INCHES MINIMUM AND 0.5510 INCHES MAXIMUM IN |
| Second End Style | CIRCULAR GROOVED AND SPLINED (STRAIGHT) |
| First End Spline Minor Diameter | 0.6390 INCHES NOMINAL IN |
| Material | STEEL OR STEEL COMP 4130 OR STEEL COMP 4140 |
| First End Groove Width | 0.0781 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN |
| Second End Spline Length | 1.2188 INCHES MINIMUM AND 1.2812 INCHES MAXIMUM 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 |
|---|---|
| 219F105 PRIMARY | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (USA) |
NSN 3040-01-245-4190 is a Shaft,shouldered, manufactured by General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-245-4190 has 1 manufacturer part number on file: 219F105 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems).
Key specifications for 219F105: Surface Finish: 250.0 MICROINCHES; Step Quantity: 7; First End Diameter: 0.6250 INCHES NOMINAL IN; First End Spline Major Diameter: 0.7499 INCHES MINIMUM AND 0.7501 INCHES MAXIMUM IN. 24 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.