The Gear,spur, cataloged under National Stock Number 3020-00-562-4304, 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 Viking Technologies, Ltd.. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-562-4304 |
| Primary Part Number | FTC159-1131 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Viking Technologies, Ltd. |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.188 INCHES COUNTERBORE FIRST END IN |
| Teeth Quantity | 36 |
| Body Style | PLAIN, SOLID |
| Counterbore Nominal Diameter | 0.281 INCHES COUNTERBORE FIRST END IN |
| Bore Style | W/COUNTERBORE COUNTERBORE FIRST END |
| Style Designator | HUBLESS |
| Material Document and Classification | QQ-B-611,COMP B,1/2 H FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 0.3750 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Nominal Outside Diameter | 0.396 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | COPPER ALLOY OVERALL |
| Counterbore Nominal Depth | 0.109 INCHES COUNTERBORE FIRST END IN |
| Face Nominal Width | 0.187 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| FTC159-1131 | Viking Technologies, Ltd. (USA) |
| Reference | Meaning |
|---|---|
| G47P5111 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3020-00-562-4304 is a Gear,spur, manufactured by Viking Technologies, Ltd., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-562-4304 has 1 manufacturer part number on file: FTC159-1131 (Viking Technologies, Ltd.).
Key specifications for FTC159-1131: Bore Nominal Diameter: 0.188 INCHES COUNTERBORE FIRST END IN; Teeth Quantity: 36; Body Style: PLAIN, SOLID; Counterbore Nominal Diameter: 0.281 INCHES COUNTERBORE FIRST END IN. 14 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.
NSN 3020-00-562-4304 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.