The Sprocket Wheel, cataloged under National Stock Number 3020-01-104-8672, 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 Eastman Kodak Co. Government technical data includes 21 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 | 3020-01-104-8672 |
| Primary Part Number | 578776 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Eastman Kodak Co |
| Status | ACTIVE |
| Hub Outside Diameter | 2.000 INCHES NOMINAL AA END IN |
| Securing Method | THREADED HOLE(S) |
| Bore Length | 0.750 INCHES NOMINAL IN |
| Teeth Hardness Rating | 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM |
| Asa Standard Chain Number | 25 |
| Keying Facility Type | KEYWAY |
| Quantity | 1 |
| Pitch Diameter | 4.7770 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Quantity Per Row | 60 |
| Nominal Thread Size | 0.190 INCHES IN |
| Hardness Rating Test Method | ROCKWELL |
| Distance From Center of Bore to Bottom of Keyway | 0.469 INCHES NOMINAL IN |
| Securing Hole Quantity | 1 |
| Thread Size | 10-32 |
| Keyway Width | 0.188 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM |
| Hole Location | OVER KEYWAY |
| Bore Diameter | 0.750 INCHES NOMINAL IN |
| Material | STEEL |
| Furnished Items | KEYING FACILITY |
| 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 |
|---|---|
| 578776 PRIMARY | Eastman Kodak Co (USA) |
NSN 3020-01-104-8672 is a Sprocket Wheel, manufactured by Eastman Kodak Co, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-104-8672 has 1 manufacturer part number on file: 578776 (Eastman Kodak Co).
Key specifications for 578776: Hub Outside Diameter: 2.000 INCHES NOMINAL AA END IN; Securing Method: THREADED HOLE(S); Bore Length: 0.750 INCHES NOMINAL IN; Teeth Hardness Rating: 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM. 21 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.