The Sprocket Wheel, cataloged under National Stock Number 3020-00-287-8679, 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 Garwood/feller Inc Garwood Winch Div. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-287-8679 |
| Primary Part Number | 5Y795 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Garwood/feller Inc Garwood Winch Div |
| Status | ACTIVE |
| Hub Outside Diameter | 3.250 INCHES NOMINAL AA END IN |
| Securing Method | DRILLED HOLE |
| Bore Length | 2.281 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Tooth Pitch | 1.000 INCHES NOMINAL IN |
| Asa Standard Chain Number | 80 |
| Outside Diameter | 8.220 INCHES MINIMUM AND 8.225 INCHES MAXIMUM IN |
| Style Designator | PLAIN |
| Material Document and Classification | QQ-S-633, FS1035-CANCELED FED SPEC SINGLE MATERIAL RESPONSE |
| Pitch Diameter | 7.661 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Counterbore Depth | 0.063 INCHES NOMINAL IN |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 24 |
| Counterbore Location | BB END |
| Protruding Hub Characteristic | PLAIN |
| Hardness Rating Test Method | NOT RATED |
| Counterbore Diameter | 2.625 INCHES NOMINAL IN |
| Distance From Hub End to Flange End | 1.719 INCHES NOMINAL AA END IN |
| Securing Hole Quantity | 2 |
| Drilled Hole Diameter | 0.625 INCHES MINIMUM AND 0.626 INCHES MAXIMUM IN |
| Hole Location | ON HUB,180 DEG APART,47/64 IN. FROM HUB END TO CENTER OF HOLES IN |
| Bore Diameter | 1.755 INCHES MINIMUM AND 1.758 INCHES MAXIMUM IN |
| Material | STEEL COMP 1035 |
| Furnished Items | COUNTERBORE |
| Face Width | 0.563 INCHES NOMINAL IN |
| Securing Location | AA END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 3020-00-287-8679 is a Sprocket Wheel, manufactured by Garwood/feller Inc Garwood Winch Div, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-287-8679 has 2 manufacturer part numbers on file: 5Y795 (Garwood/feller Inc Garwood Winch Div), 5Y795 (Kenworth Truck Co a Div of Paccar Inc).
Key specifications for 5Y795: Hub Outside Diameter: 3.250 INCHES NOMINAL AA END IN; Securing Method: DRILLED HOLE; Bore Length: 2.281 INCHES NOMINAL IN; Design Form: PLAIN. 27 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.