The Gear,bevel, cataloged under National Stock Number 3020-00-255-7906, 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 Meritor Heavy Vehicle Systems, Llc. Government technical data includes 19 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-255-7906 |
| Primary Part Number | 2234Y103 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Meritor Heavy Vehicle Systems, Llc |
| Status | ACTIVE |
| Bore Nominal Diameter | 2.510 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 3.185 INCHES SECOND END IN |
| Hub Nominal Diameter | 3.249 INCHES FIRST END IN |
| Teeth Quantity | 22 |
| Body Style | PLAIN, SOLID |
| Pitch Angle | 63.4333 DEGREES |
| Bore Style | STRAIGHT SPLINE BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 1.094 INCHES FIRST END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.408 INCHES SECOND END IN |
| Teeth Type | STRAIGHT |
| Nominal Overall Length | 2.875 INCHES IN |
| Style Designator | SIDE FACE, PROTRUDING HUBS |
| Pitch Diameter | 7.0000 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN BOTH ENDS |
| Spline Quantity | 10 BOTH ENDS |
| Nominal Outside Diameter | 7.210 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Face Nominal Width | 1.281 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 |
|---|---|
| 2234Y103 PRIMARY | Meritor Heavy Vehicle Systems, Llc (USA) |
| 2234Y103 | Bay City Shovels, Inc (USA) |
| Reference | Meaning |
|---|---|
| 2234Y103 | 5/9 Secondary reference White Motor Corp |
| 2234Y103 | 5/9 Secondary reference Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co |
| 2234Y103 | 5/9 Secondary reference Koehring Co Lorain Div |
NSN 3020-00-255-7906 is a Gear,bevel, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-255-7906 has 2 manufacturer part numbers on file: 2234Y103 (Meritor Heavy Vehicle Systems, Llc), 2234Y103 (Bay City Shovels, Inc).
Key specifications for 2234Y103: Bore Nominal Diameter: 2.510 INCHES BOTH ENDS IN; Hub Nominal Diameter: 3.185 INCHES SECOND END IN; Hub Nominal Diameter: 3.249 INCHES FIRST END IN; Teeth Quantity: 22. 19 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.