The Gear,internal, cataloged under National Stock Number 3020-01-073-0037, 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 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-073-0037 |
| Primary Part Number | 12267203 |
| Item Name | Gear,internal |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Teeth Quantity | 70 |
| Teeth Type | SPUR |
| Style Designator | HUBLESS |
| Pitch Diameter | 8.5550 INCHES NOMINAL IN |
| Nominal Outside Diameter | 9.6970 INCHES IN |
| Pressure Angle | 25.0000 DEGREES |
| Material | STEEL COMP 4140H BODY |
| Face Nominal Width | 1.6500 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 |
|---|---|
| 12267203 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| 12267203 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| DAX10815 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 3020-01-073-0037 is a Gear,internal, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-073-0037 has 2 manufacturer part numbers on file: 12267203 (Allison Transmission Inc Dba Allison Transmission, Inc), 12267203 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12267203: Teeth Quantity: 70; Teeth Type: SPUR; Style Designator: HUBLESS; Pitch Diameter: 8.5550 INCHES NOMINAL IN. 8 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 3020-01-073-0037 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.