The Gear,spur, cataloged under National Stock Number 3020-01-269-7625, 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 Grove U.s. Llc Dba Grove Us Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-269-7625 |
| Primary Part Number | 6-490-000067 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Grove U.s. Llc Dba Grove Us Llc |
| Status | ACTIVE |
| Bore Nominal Diameter | 3.213 INCHES BOTH ENDS IN |
| Teeth Quantity | 12 |
| Body Style | PLAIN, SOLID |
| Counterbore Nominal Diameter | 3.370 INCHES COUNTERBORE FIRST END IN |
| Counterbore Nominal Diameter | 3.750 INCHES COUNTER BORE SECOND END IN |
| Bore Style | W/COUNTERBORE BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.937 INCHES FIRST END IN |
| First Step Nominal Length | 0.562 INCHES FIRST END IN |
| Hardness Rating | 50.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM TEETH |
| Style Designator | PROTRUDING HUB |
| Pitch Diameter | 6.0000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| First Step Nominal Diameter | 4.380 INCHES FIRST END IN |
| Hub Style Designator | 1 STEP FIRST END |
| End Nominal Length | 0.375 INCHES FIRST END IN |
| Nominal Outside Diameter | 6.830 INCHES IN |
| End Nominal Diameter | 3.660 INCHES FIRST END IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 8640 OR STEEL COMP 4140 OVERALL |
| Counterbore Nominal Depth | 0.437 INCHES COUNTERBORE FIRST END IN |
| Counterbore Nominal Depth | 1.000 INCHES COUNTER BORE SECOND END IN |
| Face Nominal Width | 3.750 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 |
|---|---|
| 6-490-000067 PRIMARY | Grove U.s. Llc Dba Grove Us Llc (USA) |
| Reference | Meaning |
|---|---|
| C6-490-000067 | D/9 Drawing number reference only Grove U.s. Llc Dba Grove Us Llc |
NSN 3020-01-269-7625 is a Gear,spur, manufactured by Grove U.s. Llc Dba Grove Us Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-269-7625 has 1 manufacturer part number on file: 6-490-000067 (Grove U.s. Llc Dba Grove Us Llc).
Key specifications for 6-490-000067: Bore Nominal Diameter: 3.213 INCHES BOTH ENDS IN; Teeth Quantity: 12; Body Style: PLAIN, SOLID; Counterbore Nominal Diameter: 3.370 INCHES COUNTERBORE FIRST 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.