The Shaft,shouldered, cataloged under National Stock Number 3040-00-570-5237, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 15 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 | 3040-00-570-5237 |
| Primary Part Number | 545306 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Step Quantity | 8 |
| First End Diameter | 0.3400 INCHES MINIMUM AND 0.3420 INCHES MAXIMUM IN |
| Second End Diameter | 0.3400 INCHES MINIMUM AND 0.3420 INCHES MAXIMUM IN |
| Largest Step Diameter | 0.340 INCHES MINIMUM AND 0.342 INCHES MAXIMUM IN |
| Second End Spline Minor Diameter | 0.2230 INCHES MINIMUM AND 0.2250 INCHES MAXIMUM IN |
| First End Style | PLAIN |
| Second End Spline Major Diameter | 0.2479 INCHES MINIMUM AND 0.2491 INCHES MAXIMUM IN |
| Material Document and Classification | HS279,COND 1075,FSCM 73030 MFR REF SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 18 |
| Second End Pressure Angle | 45.0000 DEGREES NOMINAL |
| Second End Style | SPLINED (INVOLUTE) |
| Material | STEEL CORROSION RESISTING |
| Second End Pitch Diameter | 0.2375 INCHES NOMINAL IN |
| Second End Spline Length | 0.030 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 |
| Part Number | Manufacturer |
|---|---|
| 545306 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 3040-00-570-5237 is a Shaft,shouldered, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-570-5237 has 1 manufacturer part number on file: 545306 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 545306: Step Quantity: 8; First End Diameter: 0.3400 INCHES MINIMUM AND 0.3420 INCHES MAXIMUM IN; Second End Diameter: 0.3400 INCHES MINIMUM AND 0.3420 INCHES MAXIMUM IN; Largest Step Diameter: 0.340 INCHES MINIMUM AND 0.342 INCHES MAXIMUM IN. 15 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.