The Gear,spur, cataloged under National Stock Number 3020-00-331-1306, 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 Us Army Aviation and Missile Command. Government technical data includes 18 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 | 3020-00-331-1306 |
| Primary Part Number | 8155333 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.1877 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.3741 INCHES FIRST END IN |
| Teeth Quantity | 80 |
| Clamping Surface Nominal Length | 0.2180 INCHES FIRST END IN |
| Body Style | PLAIN, WITH LIGHTENING HOLES |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.2510 INCHES FIRST END IN |
| Precision Classification | QUALITY NUMBER 10 |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 1.6666 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | SPLIT FIRST END |
| Nominal Outside Diameter | 1.7063 INCHES IN |
| Pressure Angle | 14.5000 DEGREES |
| Material | STEEL COMP 416 OVERALL |
| Attachment Method | CLAMP |
| Face Nominal Width | 0.187 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 |
|---|---|
| 8155333 PRIMARY | Us Army Aviation and Missile Command (USA) |
NSN 3020-00-331-1306 is a Gear,spur, manufactured by Us Army Aviation and Missile Command, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-331-1306 has 1 manufacturer part number on file: 8155333 (Us Army Aviation and Missile Command).
Key specifications for 8155333: Bore Nominal Diameter: 0.1877 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.3741 INCHES FIRST END IN; Teeth Quantity: 80; Clamping Surface Nominal Length: 0.2180 INCHES FIRST END IN. 18 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.