The Sprocket Wheel, cataloged under National Stock Number 3020-00-720-2242, 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 Schramm, Inc.. Government technical data includes 25 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 | 3020-00-720-2242 |
| Primary Part Number | TRC0UH1063-1B |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Schramm, Inc. |
| Status | ACTIVE |
| Hub Outside Diameter | 1.266 INCHES NOMINAL AA END IN |
| Securing Method | THREADED HOLE(S) |
| Bore Length | 1.000 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Tooth Pitch | 0.625 INCHES NOMINAL IN |
| Outside Diameter | 2.299 INCHES NOMINAL IN |
| Keying Facility Type | KEYWAY |
| Quantity | 1 |
| Style Designator | PLAIN |
| Pitch Diameter | 2.023 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 10 |
| Protruding Hub Characteristic | PLAIN |
| Hardness Rating Test Method | NOT RATED |
| Distance From Center of Bore to Bottom of Keyway | 0.500 INCHES NOMINAL IN |
| Distance From Hub End to Flange End | 0.656 INCHES NOMINAL AA END IN |
| Securing Hole Quantity | 1 |
| Thread Size | 5/16-18 |
| Keyway Width | 0.1885 INCHES MINIMUM AND 0.1935 INCHES MAXIMUM IN |
| Hole Location | LOCATED 90 DEG FROM KEYWAY |
| Bore Diameter | 0.8125 INCHES MINIMUM AND 0.8135 INCHES MAXIMUM IN |
| Material | STEEL |
| Furnished Items | KEYING FACILITY |
| Face Width | 0.343 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 |
|---|---|
| TRC0UH1063-1B PRIMARY | Schramm, Inc. (USA) |
NSN 3020-00-720-2242 is a Sprocket Wheel, manufactured by Schramm, Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-720-2242 has 1 manufacturer part number on file: TRC0UH1063-1B (Schramm, Inc.).
Key specifications for TRC0UH1063-1B: Hub Outside Diameter: 1.266 INCHES NOMINAL AA END IN; Securing Method: THREADED HOLE(S); Bore Length: 1.000 INCHES NOMINAL IN; Design Form: PLAIN. 25 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.