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Martin JA QD Bushings

JA series bushings are the smallest of all QD bushing offerings from Martin Sprocket.  They are 3/8 bore size and weigh just less than a pound.  The QD type designates "Quick Disconnect", which indicates it can be unlatched quickly by unscrewng the bolts attached to the bushing.  The smallest one is half an inch bore with the largest being just one and 3/16 inch bore size.  These bushings all have a 2 inch outside diameter,   

Item ID Name Keyway Bore Size Price
JA 1/2 #247713 JA 1/2 Bushing Type: JA Bore: 1/2 INCH 1/8" x 1/16" 1/2"
$17.16 Each
JA 9/16 #247722 JA 9/16 Bushing Type: JA Bore: 9/16 INCH 1/8" x 1/16 " 9/16"
$16.50 Each
JA 5/8 #247719 JA 5/8 Bushing Type: JA Bore: 5/8 INCH 3/16" x 3/32" 5/8"
$17.16 Each
JA 11/16 #247714 JA 11/16 Bushing Type: JA Bore: 11/16 INCH 3/16" x 3/32" 11/16"
$16.50 Each
JA 3/4 #247717 JA 3/4 Bushing Type: JA Bore: 3/4 INCH 3/16" x 3/32" 3/4"
$16.50 Each
JA 13/16 #247715 JA 13/16 Bushing Type: JA Bore: 13/16 INCH 3/16" x 3/32" 13/16"
$16.50 Each
JA 7/8 #247721 JA 7/8 Bushing Type: JA Bore: 7/8 INCH 3/16" x 3/32" 7/8"
$16.50 Each
JA 15/16 #247716 JA 15/16 Bushing Type: JA Bore: 15/16 INCH 1/4" x 1/8" 15/16"
$16.50 Each
JA 1 #247708 JA 1 Bushing Type: JA Bore: 1 INCH 1/4" x 1/8" 1"
$17.16 Each
JA 1 1/16 #247709 JA 1 1/16 Bushing Type: JA Bore: 1 1/16 INCH 1/4" x 1/16" 1 -1/16"
$16.50 Each
JA 1 1/8 #247711 JA 1 1/8 Bushing Type: JA Bore: 1 1/8 INCH 1/4" x 1/8" 1-1/8"
$16.50 Each
JA 1 3/16 #247712 JA 1 3/16 Bushing Type: JA Bore: 1 3/16 INCH 1/4" x 1/16" 1-3/16"
$16.50 Each