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SD 1 1/2

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Martin SD 1 1/2 Quick Disconnect (QD) bushing for mounting sheaves, sprockets, and pulleys. Type SD ductile iron bushing with 1-1/2" bore, 3/8" x 3/16" keyway, and set screw locking. Industry-interchangeable with Dodge, Browning, Gates QD systems.

MODEL SD 1 1/2

BRAND

Martin Sprocket

SKU

248621

WEIGHT

1.600 lb

UOM

each

Contact supplier for technical support on: 323-728-8117

$38.57 Each

Prices are subject to change

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Typically Ships in: 1 day

Returnable: See conditions

Bore Size

1-1/2"

Keyway

3/8" x 3/16"

Material

Ductile Iron

Material	Ductile Iron	Max Bore Size	1.938 in.
Bore Type	Standard	Flange Diameter	3.188 in.
Finished Bore Size	1.500 in.	Length Thru Bore	1.813 in.
Key Way Size	3/8 X 3/16 in.	Cap Screw Bolt Circle	2.688 in.
Set Screw Size	1/4-20 X 1/4 in.	Number of Mounting Cap Screws	3
Min Bore Size	1.500 in.	Cap Screw Size	1/4 X 1 7/8 in.
Storage Dimension Length	3.250 in.	Weight	1.60 lbs.
Storage Dimension Width	3.250 in.	Individually Packaged	Yes
Storage Dimension Height	1.813 in.

SKU: 256485

Nice sprocket

sprocket is very nice.

SKU: 250148

Martin flex sleeve

Great inventory easy to use website,had exactly what I needed,up and running,would use them again without a doubt, thank you!

SKU: 262256

Works great

Works perfect and made my gokart way faster

SKU: 251489

High quality

strong material

When will I be charged for my order?

Do you provide credit terms?

Can I get a discounted price? I am a reseller / government entity.

What is the return/warranty policy?

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Does “Usually ships in 24 hours” mean it’s in stock?

Alternatives Products from another supplier. Note, it may not be identical in style or function to original item

1076744

#2287960

Browning SD 1 1/2 Q-D Quick Disconnect bushing with a 1-1/2-inch bore (38.10 mm) and a 2.187-inch outer diameter. Made from ductile iron (65-45-14), it features a keyway and a 1.83-inch length through bore. The tapered design allows fast installation and removal without disturbing surrounding components. Compatible with all Browning Q-D bushed sheaves, sprockets, and pulleys.

Brand

Browning

Model

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120380

#118624

Dodge 120380 SD Quick Disconnect (QD) bushing, 1-1/2" bore (38.1 mm), 3/8" x 3/16" keyway, ductile iron construction, 5000 lbf torque rating. For easy shaft mounting and dismounting in industrial power transmission applications.

Brand

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SD112

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TB Woods SD112 Sure-Grip QD bushing in the SD series with a 1-1/2" finished bore. Cast-iron body with standard ANSI keyway and three 1/4-20 capscrews for secure mounting on QD-bored sheaves and sprockets. Rated for 5,000 in-lb torque with 9 ft-lb installation torque.

Brand

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SD-1H

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U.S. Tsubaki SD-1H QD bushing, SD series, with 1-1/2" (38.10 mm) bore. This Quick-Disconnect bushing provides secure shaft mounting for QD sprockets and sheaves. Precision-machined for concentricity and easy installation.

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SD1.1/2

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MasterDrive SD1.1/2 Quick Disconnect bushing with 1-1/2-inch bore. Designed for industrial power transmission applications, this QD bushing provides secure shaft mounting and easy installation. Cast iron construction ensures durability and reliable performance.

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Reviews

SKU: 256485

Nice sprocket

sprocket is very nice.

SKU: 250148

Martin flex sleeve

Great inventory easy to use website,had exactly what I needed,up and running,would use them again without a doubt, thank you!

SKU: 262256

Works great

Works perfect and made my gokart way faster

SKU: 251489

High quality

strong material