The Shaft,shouldered, cataloged under National Stock Number 3040-00-776-3323, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Sungear Inc.. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-776-3323 |
| Primary Part Number | 373019-1 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Sungear Inc. |
| Status | ACTIVE |
| Step Quantity | 4 |
| First End Diameter | 0.4345 INCHES NOMINAL IN |
| First End Spline Major Diameter | 0.4345 INCHES NOMINAL IN |
| Second End Diameter | 0.5387 INCHES NOMINAL IN |
| Largest Step Diameter | 0.538 INCHES NOMINAL IN |
| Second End Spline Minor Diameter | 0.4369 INCHES NOMINAL IN |
| First End Style | SPLINED (STRAIGHT) |
| Second End Spline Major Diameter | 0.5387 INCHES NOMINAL IN |
| Material Document and Classification | AMS 6448 ASSN STD SINGLE MATERIAL RESPONSE |
| First End Spline Length | 0.670 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN |
| First End Spline Quantity | 13 |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 12 |
| Second End Style | SPLINED (STRAIGHT) |
| First End Spline Minor Diameter | 0.3567 INCHES NOMINAL IN |
| Material | STEEL |
| Second End Spline Length | 0.400 INCHES MINIMUM AND 0.420 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 |
|---|---|
| 373019-1 | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| 373019-1 PRIMARY | Sungear Inc. (USA) |
| Reference | Meaning |
|---|---|
| 373019-1 | 5/9 Secondary reference Alliedsignal Inc Dba Allied-Signal Aerospace Co |
| 373019-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-00-776-3323 is a Shaft,shouldered, manufactured by Sungear Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-776-3323 has 2 manufacturer part numbers on file: 373019-1 (Honeywell International Inc. Div Aerospace - Torrance), 373019-1 (Sungear Inc.).
Key specifications for 373019-1: Step Quantity: 4; First End Diameter: 0.4345 INCHES NOMINAL IN; First End Spline Major Diameter: 0.4345 INCHES NOMINAL IN; Second End Diameter: 0.5387 INCHES NOMINAL IN. 17 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.