MARTIN SPROCKET & GEAR 31E20
OUTRAS MARCAS
MARTIN SPROCKET & GEAR
MARTIN SPROCKET & GEAR 31E20
3.1E+21 PART NUMBER
Idler Roller Chain Sprocket - Steel Material, 31 Chain, 0.3750 in Pitch, 0.5000 in Bore, 20 Teeth, Hardened Teeth, 1.4680 in Hub Diameter
QTY QUOTEMARTIN SPROCKET & GEAR - MARTIN SPROCKET & GEAR 31E20
Martin idlers are smooth-running and available in oil-impregnated, sintered bronze, extra-duty bearing press-fitted in sprocket and a hardened steel journal case for maximum resistance to wear.
Steel sprockets used in Martin idlers are accurately machined (not stamped) the same as sprockets normally supplied for power transmission use.
Martin can also alter existing sprockets and install bearings to make custom idlers.
Can be used to change the direction of chain motion or to adjust chain tension
SPECIFICATIONS
| Bore Diameter | 0.5 in |
|---|---|
| Hub Diameter | 1.468 in |
| Number Of Teeth | 20 |
| Chain Roller Diameter | 0.2 in |
| Pitch | 0.375 in |
| Chain Roller Width | 0.1875 in |
| Outside Diameter | 2.6 in |
| Caliper Diameter | 2.221 in |
| Length Through Bore | 0.75 in |
| Tooth Thickness | 0.168 in |
| Sprocket Material | Steel |
| Surface Treatment | Protective Coating |
| Chain Number | 31 |
| Radial Load Capacity | 50 @ 2,500 RPM lb |
| Chain Number & Pitch | 31 / 3/8 in |
| Storage Dimension Height | 1.0625 in |
| Chain / Sprocket Type | Idler |
| Storage Dimension Width | 2.75 in |
| Bearing Type | Bronze Bushing |
| Storage Dimension Length | 2.75 in |
| Bearing Material | Oil-Impregnated Sintered Bronze |
| Additional Details | Chain Tightener Part #E5006 |
| Bore Type | Bearing |
| Includes | Chain Tightener Part #E5006 |
| Hardened Teeth | Hardened Teeth |
| Weight | 0.45 lbs |
| Number Of Strands Across | 1 |
| Manufacturer Upc Number | 697950063980 |
| Pitch Diameter | 2.355 in |
