The Sprocket Wheel, cataloged under National Stock Number 3020-01-277-7673, 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 Kornylak Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-277-7673 |
| Primary Part Number | WSC236 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Kornylak Corp |
| Status | ACTIVE |
| Securing Method | DRILLED HOLE |
| Bore Length | 1.156 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Tooth Pitch | 2.000 INCHES NOMINAL IN |
| Asa Standard Chain Number | 160A A |
| Outside Diameter | 16.390 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Pitch Diameter | 15.323 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 24 |
| Hardness Rating Test Method | NOT RATED |
| Securing Hole Quantity | 4 |
| Drilled Hole Diameter | 0.188 INCHES NOMINAL IN |
| Hole Location | THROUGH SPROCKET BODY |
| Bore Diameter | 3.739 INCHES NOMINAL IN |
| Material | STEEL |
| Face Width | 1.156 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 |
|---|---|
| WSC236 PRIMARY | Kornylak Corp (USA) |
| Reference | Meaning |
|---|---|
| 160A24 3.739 IN. BORE | 5/9 Secondary reference Martin Sprocket and Gear Inc |
NSN 3020-01-277-7673 is a Sprocket Wheel, manufactured by Kornylak Corp, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-277-7673 has 1 manufacturer part number on file: WSC236 (Kornylak Corp).
Key specifications for WSC236: Securing Method: DRILLED HOLE; Bore Length: 1.156 INCHES NOMINAL IN; Design Form: PLAIN; Tooth Pitch: 2.000 INCHES NOMINAL 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.