The Gear,spur, cataloged under National Stock Number 3020-01-214-9398, 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 20 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-214-9398 |
| Primary Part Number | 23018152 |
| 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 | 1.560 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 2.185 INCHES SECOND END IN |
| Hub Nominal Diameter | 2.580 INCHES FIRST END IN |
| Teeth Quantity | 32 |
| Body Style | WEBBED, OFFSET, SOLID |
| Counterbore Nominal Diameter | 2.260 INCHES SECOND END IN |
| Bore Style | W/COUNTERBORE SECOND END |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.640 INCHES FIRST END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.040 INCHES SECOND END IN |
| Style Designator | PROTRUDING HUBS |
| Material Document and Classification | 66AISI/SAE4320H FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 8.0000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN BOTH ENDS |
| Nominal Outside Diameter | 8.490 INCHES IN |
| Pressure Angle | 25.0000 DEGREES |
| Material | STEEL COMP 4320H OVERALL |
| Counterbore Nominal Depth | 0.200 INCHES SECOND END IN |
| Face Nominal Width | 0.425 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 |
NSN 3020-01-214-9398 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 3020-01-214-9398 has 2 manufacturer part numbers on file: 23018152 (Hema Disli Sanayi Ve Tic.a.s.), 23018152 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 23018152: Bore Nominal Diameter: 1.560 INCHES BOTH ENDS IN; Hub Nominal Diameter: 2.185 INCHES SECOND END IN; Hub Nominal Diameter: 2.580 INCHES FIRST END IN; Teeth Quantity: 32. 20 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.