Part # 12731

MFG # 4JEM

Martin 4JEM QUADRA-FLEX® Type JEM Coupling Sleeve, 4 in Coupling, 1-1/4 in L, 2-5/16 in OD, 7600 rpm Max, Rubber/Thermoplastic Elastomer

$39.99

Item Features

  • No lubrication
  • Dampens vibrations and controls shock
  • Two flanges with internal teeth that engage an elastomeric flexible sleeve
  • Easy installation and maintenance free
  • Torsionally soft and double engagement
Finish

Black

Length

1-1/4 in

Material

Rubber/Thermoplastic Elastomer

Maximum Speed

7600 rpm

Outside Diameter

2-5/16 in

Temperature Rating

-50 to 275 deg F

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