The Gearshaft,helical, cataloged under National Stock Number 3040-01-573-7815, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-573-7815 |
| Primary Part Number | 532257-1 |
| Item Name | Gearshaft,helical |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Ontic Engineering & Manufacturing, Inc Dba Ontic Us |
| Status | ACTIVE |
| Shaft Type | STRAIGHT |
| Shaft Material | STEEL COMP 4130 |
| Helix Angle | 8.0000 DEGREES |
| Shaft Diameter | 0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Teeth Quantity | 30 |
| Tooth Direction | LEFT |
| Teeth Type | SINGLE HELIX |
| Gear Outside Diameter | 1.006 INCHES MINIMUM AND 1.009 INCHES MAXIMUM IN |
| Gear Material | STEEL COMP 4130 |
| Pressure Angle | 20.0000 DEGREES |
| Face Width | 0.280 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 532257-1 PRIMARY | Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA) |
| Reference | Meaning |
|---|---|
| 532257 | D/9 Drawing number reference only Honeywell International Inc. Div Aerospace - Torrance |
| 532257-1 | 5/9 Secondary reference Moog Military Aircraft Llc |
NSN 3040-01-573-7815 is a Gearshaft,helical, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-573-7815 has 1 manufacturer part number on file: 532257-1 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).
Key specifications for 532257-1: Shaft Type: STRAIGHT; Shaft Material: STEEL COMP 4130; Helix Angle: 8.0000 DEGREES; Shaft Diameter: 0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN. 11 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.
NSN 3040-01-573-7815 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.