The Sprocket Wheel, cataloged under National Stock Number 3020-01-203-8665, 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 Emerson Electric Co Browning Mfg Div. Government technical data includes 20 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 | 3020-01-203-8665 |
| Primary Part Number | 48H050-1 IN. BORE |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Emerson Electric Co Browning Mfg Div |
| Status | ACTIVE |
| Hub Outside Diameter | 2.500 INCHES NOMINAL AA END IN |
| Bore Length | 1.250 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Lubrication Mode | NO VISIBLE MEANS |
| Tooth Pitch | 0.375 INCHES NOMINAL IN |
| Outside Diameter | 5.700 INCHES NOMINAL IN |
| Guide Type | SPROCKET SIDE FLANGE |
| Style Designator | PLAIN |
| Material Document and Classification | SAE 1035 ASSN STD SINGLE MATERIAL RESPONSE |
| Pitch Diameter | 5.730 INCHES NOMINAL IN |
| Outside Diameter | 6.000 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 48 |
| Hardness Rating Test Method | NOT RATED |
| Distance From Hub End to Flange End | 0.500 INCHES NOMINAL AA END IN |
| Bore Diameter | 1.000 INCHES NOMINAL IN |
| Material | STEEL COMP 1035 |
| Furnished Items | GUIDE AND BORE BEARING |
| Face Width | 0.750 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 |
|---|---|
| 48H050-1 IN. BORE PRIMARY | Emerson Electric Co Browning Mfg Div (USA) |
NSN 3020-01-203-8665 is a Sprocket Wheel, manufactured by Emerson Electric Co Browning Mfg Div, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-203-8665 has 1 manufacturer part number on file: 48H050-1 IN. BORE (Emerson Electric Co Browning Mfg Div).
Key specifications for 48H050-1 IN. BORE: Hub Outside Diameter: 2.500 INCHES NOMINAL AA END IN; Bore Length: 1.250 INCHES NOMINAL IN; Design Form: PLAIN; Lubrication Mode: NO VISIBLE MEANS. 20 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.