Skip to content Skip to navigation menu
Fixed Diameter Four Groove QD Sheave

4 3V 280 JA

Fixed Diameter Four Groove QD Sheave
Item #100786313
  • 3V Belt Size
  • 4 Number of Grooves
  • 2.8 in Outside Diameter
  • QD Bushing Type
  • 1 in Minimum Bore Range
  • 1 in Maximum Bore Range
  • JA Bushing Series
  • 1-29/32 in Face Width
+ Show More + Show Less
Fixed Diameter Four Groove QD Sheave
Price Unavailable
Price Unavailable
Pricing is unavailable at this time. Please contact Customer Service for assistance.
Online Ordering Restricted
Please contact Customer Service for assistance.
Contact Customer Service
    Shipment Options
  • 3V Belt Size
  • 4 Number of Grooves
  • 2.8 in Outside Diameter
  • QD Bushing Type
  • 1 in Minimum Bore Range

description

  • Martin v-belt sheaves meet the toughest demands of industry.

features

  • Martin produces a complete line of QD and taper-bushed sheaves, both stock and made-to-order
  • Interchangeable with other manufacturers' sheaves and bushings
  • Statically balanced, they are designed for rim speeds of up to 6,500 ft/min
  • Sheave sizes range from 2.6" to 88" diameter

options

  • Special ductile iron sheaves can be designed for rim speeds up to 10,000 ft/min
Bushing Bore [Min] 0.375 in
K (in) 0.125 in
Construction Internal Solid
Bore Range [Max] 1 in
Bore Range [Min] 1 in
Inch/Metric Inch
Pitch Diameter 2.75 in
Bushing Series JA
No. of Grooves 4
Material Internal Use Carbon Steel
Bore Type Bushed
Bushing Style QD
Face Width 1.906 in
Bushing Mount Standard & Reverse
Belt Cross Section 3V
Material Steel
Type Solid
Belt Match 1, 4
Bushing Bore Size [Max] 1.25 in
Belt Size 3V
Overall Length 2.28 in
Bushing Type QD
Sheave Type QD
M 1.21875 in
Bushing Part Number JA
Material External Use Steel
O.D. 2.8 in
Outside Dia. 2.80 in
Pitch Dia. 2.8 in
Length Through Bore 0.563 in
Bushing Bore Size [Min] 0.375 in
3V Pitch Dia. 2 3/4 in
E (Knuckle Width) 0.375 in
Weight 3.0 LB
EAN or UPC 697950115443
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison