The Gear,spur, cataloged under National Stock Number 3020-01-214-3935, 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 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3020-01-214-3935 |
| Primary Part Number | 23046119 |
| 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 | 0.689 INCHES BOTH ENDS IN |
| Teeth Quantity | 9 |
| Body Style | PLAIN, SOLID |
| Bore Style | PLAIN BOTH ENDS |
| Hardness Rating | 90.0 ROCKWELL SUPERFICIAL 15-N NOMINAL OVERALL |
| Style Designator | HUBLESS |
| Material Document and Classification | 66AISI/SAE8620H FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 2.2500 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Nominal Outside Diameter | 2.750 INCHES IN |
| Pressure Angle | 28.0000 DEGREES |
| Material | STEEL COMP 8620H OVERALL |
| Face Nominal Width | 0.996 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 |
|---|---|
| 23046119 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| Reference | Meaning |
|---|---|
| 23017970 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
| 23046119 | 5/9 Secondary reference Sierra Detroit Diesel Allison Dba Stewart & Stevenson |
NSN 3020-01-214-3935 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 3020-01-214-3935 has 1 manufacturer part number on file: 23046119 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 23046119: Bore Nominal Diameter: 0.689 INCHES BOTH ENDS IN; Teeth Quantity: 9; Body Style: PLAIN, SOLID; Bore Style: PLAIN BOTH ENDS. 13 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.