The Gear,spur, cataloged under National Stock Number 3020-01-052-6835, 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 Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-052-6835 |
| Primary Part Number | 6835183 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Bore Nominal Diameter | 2.750 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 4.218 INCHES BOTH ENDS IN |
| Teeth Quantity | 48 |
| Body Style | PLAIN, SOLID |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.010 INCHES BOTH ENDS IN |
| Style Designator | PROTRUDING HUBS |
| Pitch Diameter | 4.5000 INCHES NOMINAL IN |
| Tooth Form | SPECIAL |
| Features Provided | CASEHARDENED |
| Hub Style Designator | PLAIN BOTH ENDS |
| Spline Quantity | 43 BOTH ENDS |
| Nominal Outside Diameter | 4.710 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Counterbore Nominal Depth | 0.125 INCHES BOTH ENDS IN |
| Spline Pitch Diameter | 2.6875 INCHES NOMINAL BOTH ENDS IN |
| Face Nominal Width | 1.324 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 |
|---|---|
| 2AX263 | Oshkosh Defense Llc (USA) |
| 6835183 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| Reference | Meaning |
|---|---|
| 2AX263 | 5/9 Secondary reference Oshkosh Corp |
| 6835183 | 5/9 Secondary reference Detroit Diesel (overseas Distribution Corp) |
NSN 3020-01-052-6835 is a Gear,spur, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-052-6835 has 2 manufacturer part numbers on file: 2AX263 (Oshkosh Defense Llc), 6835183 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 6835183: Bore Nominal Diameter: 2.750 INCHES BOTH ENDS IN; Hub Nominal Diameter: 4.218 INCHES BOTH ENDS IN; Teeth Quantity: 48; Body Style: PLAIN, SOLID. 18 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.