The Gear,bevel, cataloged under National Stock Number 3020-00-141-8076, 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 Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 22 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-141-8076 |
| Primary Part Number | 73742 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | ACTIVE |
| Bore Nominal Diameter | 1.672 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 1.900 INCHES FIRST END IN |
| Teeth Quantity | 52 |
| Body Style | WEBBED, OFFSET, SOLID |
| Pitch Angle | 50.0000 DEGREES |
| Tooth Direction | LEFT |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.658 INCHES SECOND END IN |
| Teeth Type | ZEROL |
| Hardness Rating | 33.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Overall Length | 1.012 INCHES IN |
| Style Designator | SIDE FACE, BACK HUB PROTRUDING |
| Material Document and Classification | AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 2.6000 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN FIRST END |
| Spline Quantity | 39 BOTH ENDS |
| Nominal Outside Diameter | 2.660 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP E9310 OVERALL |
| Spline Pitch Diameter | 1.6250 INCHES NOMINAL BOTH ENDS IN |
| Body Recess Nominal Depth | 0.203 INCHES FIRST END IN |
| Face Nominal Width | 0.312 INCHES 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 |
|---|---|
| 73742 PRIMARY | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| Reference | Meaning |
|---|---|
| UI2473 | 5/9 Secondary reference United Industries |
| 73742 | 5/2 Secondary reference U.S. Government activity |
NSN 3020-00-141-8076 is a Gear,bevel, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-141-8076 has 1 manufacturer part number on file: 73742 (Honeywell International Inc. Div Aerospace - Torrance).
3 possible matches (shared part number, not a government interchangeability claim): 6685-00-369-0279, 4730-01-474-3209, 5305-01-651-4830. Verify interchangeability with system specifications before substitution.
Key specifications for 73742: Bore Nominal Diameter: 1.672 INCHES BOTH ENDS IN; Hub Nominal Diameter: 1.900 INCHES FIRST END IN; Teeth Quantity: 52; Body Style: WEBBED, OFFSET, SOLID. 22 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.