The Gear,antibacklash,spur, cataloged under National Stock Number 3020-00-504-8219, 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 Honeywell Intl Inc Defense Avionics Systems. Government technical data includes 22 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-504-8219 |
| Primary Part Number | 2273632-0001 |
| Item Name | Gear,antibacklash,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 COLLAR AND 2 SETSCREW |
| Bore Nominal Diameter | 0.1200 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.1875 INCHES FIRST END IN |
| Hub Nominal Diameter | 0.2500 INCHES SECOND END IN |
| Teeth Quantity | 90 |
| Clamping Surface Nominal Length | 0.2031 INCHES FIRST END IN |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.0070 INCHES SECOND END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.2343 INCHES FIRST END IN |
| Style Designator | PROTRUDING HUBS |
| Pitch Diameter | 1.1250 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | SPLIT FIRST END |
| Hub Style Designator | PLAIN SECOND END |
| Nominal Outside Diameter | 1.1500 INCHES IN |
| Surface Treatment | PASSIVATE HUB |
| Pressure Angle | 20.0000 DEGREES |
| Material | COPPER ALLOY BODY |
| Material | STEEL CORROSION RESISTING SPRING |
| Material | STEEL CORROSION RESISTING HUB |
| Attachment Method | CLAMP |
| Face Nominal Width | 0.094 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 |
|---|---|
| 2273632-0001 PRIMARY | Honeywell Intl Inc Defense Avionics Systems (USA) |
NSN 3020-00-504-8219 is a Gear,antibacklash,spur, manufactured by Honeywell Intl Inc Defense Avionics Systems, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-504-8219 has 1 manufacturer part number on file: 2273632-0001 (Honeywell Intl Inc Defense Avionics Systems).
Key specifications for 2273632-0001: Furnished Items and Quantity: 1 COLLAR AND 2 SETSCREW; Bore Nominal Diameter: 0.1200 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.1875 INCHES FIRST END IN; Hub Nominal Diameter: 0.2500 INCHES SECOND END IN. 22 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.