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Martin3 B 74 SK

3 B 74 SK

Conventional Stock QD Sheave
Item #100786233
  • 3 Grooves
  • 7 3/4" Outside Diameter
  • A (4L) or B (5L) Belt Size
  • SK Bushing Required
  • 1/2" to 2 5/8" Bore Range
Martin3 B 74 SK
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    Shipment Options
  • 3 Grooves
  • 7 3/4" Outside Diameter
  • A (4L) or B (5L) Belt Size
  • SK Bushing Required
  • 1/2" to 2 5/8" Bore Range

description

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

features

  • 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
B (5L) Pitch Dia. 7.40 in
Bore Range [Max] 2 5/8 in
Inch/Metric Inch
Length Through Bore 1 15/16 in
E (Knuckle Width) 0 in
Bore Range [Min] 1/2 in
Outside Dia. 7 3/4 in
K (in) 0.6875 in
Bushing Type QD
Belt Match 4
Belt Size 4L, 5L, A, B
Bushing Series SK
M 0.563 in
Type A1
No. of Grooves 3
Overall Length 2 1/2 in
Weight 14.946 LB
EAN or UPC 697950113272
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