The Gear,antibacklash,spur, cataloged under National Stock Number 3020-01-336-8227, 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 Naval Air Warfare Center Aircraft Div. Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-336-8227 |
| Primary Part Number | 1425AS226-2 |
| Item Name | Gear,antibacklash,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Naval Air Warfare Center Aircraft Div |
| Status | ACTIVE |
| Teeth Quantity | 288 |
| Surface Treatment Document and Classification | MIL-A-8625 FED SPEC 1ST TREATMENT RESPONSE BODY |
| Surface Treatment Document and Classification | MIL-S-5002 FED SPEC 1ST TREATMENT RESPONSE HUB |
| Bore Style | PLAIN BOTH ENDS |
| Style Designator | HUBLESS |
| Material Document and Classification | ASTM A582 300 SERIES FED SPEC SINGLE MATERIAL RESPONSE HUB |
| Material Document and Classification | QQ-A-225/6,T4/T351 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-250/4,T3/T351 FED SPEC 2ND MATERIAL RESPONSE BODY |
| Surface Treatment | ANODIZE BODY |
| Pressure Angle | 20.0000 DEGREES |
| Material | ALUMINUM AND ALUMINUM ALLOY BODY |
| Material | STEEL CORROSION RESISTING SPRING |
| Material | STEEL CORROSION RESISTING HUB |
| Face Nominal Width | 0.238 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 |
|---|---|
| 1425AS226-2 PRIMARY | Naval Air Warfare Center Aircraft Div (USA) |
| 1425AS226-2 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 1425AS226-2 | Vertex Modernization and Sustainment Llc (USA) |
NSN 3020-01-336-8227 is a Gear,antibacklash,spur, manufactured by Naval Air Warfare Center Aircraft Div, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-336-8227 has 3 manufacturer part numbers on file: 1425AS226-2 (Naval Air Warfare Center Aircraft Div), 1425AS226-2 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 1425AS226-2 (Vertex Modernization and Sustainment Llc).
Key specifications for 1425AS226-2: Teeth Quantity: 288; Surface Treatment Document and Classification: MIL-A-8625 FED SPEC 1ST TREATMENT RESPONSE BODY; Surface Treatment Document and Classification: MIL-S-5002 FED SPEC 1ST TREATMENT RESPONSE HUB; 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.