The Sprocket Wheel, cataloged under National Stock Number 3020-01-068-3423, 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 Level 10 Industries, Inc. Div Level 10 Industries. Government technical data includes 26 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-01-068-3423 |
| Primary Part Number | 507231 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Level 10 Industries, Inc. Div Level 10 Industries |
| Status | ACTIVE |
| Hub Outside Diameter | 1.375 INCHES NOMINAL AND 2.000 INCHES NOMINAL BOTH ENDS IN |
| First Step Diameter | 2.000 INCHES NOMINAL BOTH ENDS IN |
| Bore Length | 3.062 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Tooth Pitch | 0.750 INCHES NOMINAL IN |
| Outside Diameter | 3.250 INCHES NOMINAL IN |
| Keying Facility Type | KEYWAY |
| Second Step Length | 0.344 INCHES NOMINAL BOTH ENDS IN |
| Quantity | 1 |
| Style Designator | PLAIN |
| Pitch Diameter | 2.898 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 3 |
| Teeth Quantity Per Row | 12 |
| Protruding Hub Characteristic | STEPPED |
| Hardness Rating Test Method | NOT RATED |
| Distance From Center of Bore to Bottom of Keyway | 0.624 INCHES NOMINAL IN |
| Distance From Hub End to Flange End | 0.417 INCHES NOMINAL BOTH ENDS IN |
| First Step Length | 0.062 INCHES NOMINAL BOTH ENDS IN |
| Center to Center Distance Between Teeth Rows | 0.903 INCHES NOMINAL IN |
| Keyway Width | 0.250 INCHES NOMINAL IN |
| Surface Treatment | OXIDE |
| Bore Diameter | 1.000 INCHES NOMINAL IN |
| Material | STEEL |
| Furnished Items | KEYING FACILITY |
| Face Width | 2.250 INCHES NOMINAL 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 |
|---|---|
| 507231 PRIMARY | Level 10 Industries, Inc. Div Level 10 Industries (USA) |
| Reference | Meaning |
|---|---|
| 507231 | 5/9 Secondary reference Cooper Industries Inc Dba Cooper Tools |
NSN 3020-01-068-3423 is a Sprocket Wheel, manufactured by Level 10 Industries, Inc. Div Level 10 Industries, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-068-3423 has 1 manufacturer part number on file: 507231 (Level 10 Industries, Inc. Div Level 10 Industries).
Key specifications for 507231: Hub Outside Diameter: 1.375 INCHES NOMINAL AND 2.000 INCHES NOMINAL BOTH ENDS IN; First Step Diameter: 2.000 INCHES NOMINAL BOTH ENDS IN; Bore Length: 3.062 INCHES NOMINAL IN; Design Form: PLAIN. 26 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.