The Gear,internal, cataloged under National Stock Number 3020-01-073-0737, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-01-073-0737 |
| Primary Part Number | 12267204 |
| Item Name | Gear,internal |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Teeth Quantity | 63 |
| Body Style | PLAIN, SOLID |
| Teeth Type | SPUR |
| Nominal Overall Length | 3.000 INCHES IN |
| Style Designator | PLAIN RING |
| Pitch Diameter | 10.7000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Nominal Outside Diameter | 11.710 INCHES IN |
| Pressure Angle | 25.0000 DEGREES |
| Material | STEEL COMP 4140H OVERALL |
| 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 |
|---|---|
| 12267204 | Hanwha Defense Australia Pty Ltd (AUS) |
| 12267204 | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| 12267204 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| DAX10823 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 3020-01-073-0737 is a Gear,internal, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-073-0737 has 3 manufacturer part numbers on file: 12267204 (Hanwha Defense Australia Pty Ltd), 12267204 (Allison Transmission Inc Dba Allison Transmission, Inc), 12267204 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12267204: Teeth Quantity: 63; Body Style: PLAIN, SOLID; Teeth Type: SPUR; Nominal Overall Length: 3.000 INCHES IN. 10 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.