The Gear,bevel, cataloged under National Stock Number 3020-00-792-9240, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 20 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-792-9240 |
| Primary Part Number | 385437 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Bore Nominal Diameter | 2.784 INCHES BOTH ENDS IN |
| Teeth Quantity | 47 |
| Body Style | WEBBED, SOLID |
| Pitch Angle | 44.0000 DEGREES |
| Tooth Direction | LEFT |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Teeth Type | ZEROL |
| Hardness Rating | 81.0 ROCKWELL A MAXIMUM AND 85.0 ROCKWELL A MAXIMUM OVERALL |
| Nominal Overall Length | 0.7943 INCHES IN |
| Style Designator | SIDE FACE, HUBLESS |
| Material Document and Classification | AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 4.4235 INCHES NOMINAL IN |
| Spline Quantity | 44 BOTH ENDS |
| Nominal Outside Diameter | 4.544 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP E9310 OVERALL |
| Spline Pitch Diameter | 2.7500 INCHES NOMINAL BOTH ENDS IN |
| Body Recess Nominal Depth | 0.0370 INCHES SECOND END IN |
| Body Recess Nominal Depth | 0.4120 INCHES FIRST END IN |
| Face Nominal Width | 0.500 INCHES 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 |
|---|---|
| 385437 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 3020-00-792-9240 is a Gear,bevel, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-792-9240 has 1 manufacturer part number on file: 385437 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
1 possible match (shared part number, not a government interchangeability claim): 6110-01-432-7610. Verify interchangeability with system specifications before substitution.
Key specifications for 385437: Bore Nominal Diameter: 2.784 INCHES BOTH ENDS IN; Teeth Quantity: 47; Body Style: WEBBED, SOLID; Pitch Angle: 44.0000 DEGREES. 20 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 3020-00-792-9240 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.