25 Series Bearing Bore Plate Sprockets - 38 Tooth

8 different offerings of our 25 Series Plate Sprockets. These are perfect for meshing with roller chain and finally getting that-thing-that-you-need-to-spin moving!

These aluminum sprockets work perfectly with any of our 6 hole hubs and mesh with #25 roller chain. They also work with other build systems that use a 2 in. bolt circle for mounting. The larger versions also have a mounting pattern compatible with 2x1 box tube usefull for making arms.

MFR Part #: am-4782

$20.00

Availability: 12 in stock

Qty:

Specifications
Reviews

Note: Despite the prints, at this time tooth alignment to holes is not controlled on these sprockets.

Part Number	Tooth Count	Bore	Pitch Diameter (in.)	Outside Diameter (in.)
am-4781	32	1.125 in	2.551	2.691
am-4782	38	1.125 in	3.027	3.169
am-4783	44	1.125 in	3.504	3.647
am-4784	50	1.125 in	3.981	4.125
am-4785	56	1.125 in	4.459	4.603
am-4786	62	1.125 in	4.936	5.081
am-4787	68	1.125 in	5.413	5.559
am-4788	74	1.125 in	5.891	6.036

Specifications

Bolt Circle: 0.201 in. diameter on bolt circle of 1.875 in. diameter
Chain Series: 25
Inside Diameter: 1.125 in.
Material: 7075 Aluminum
Thickness: 0.118 in.

Documents

Layout Print(s)

am-4781 32T 25 Chain 1125in Plate.pdf

am-4782 38T 25 Chain 1125in Plate.pdf

am-4783 44T 25 Chain 1125in Plate.pdf

am-4784 50T 25 Chain 1125in Plate.pdf

am-4785 56T 25 Chain 1125in Plate.pdf

am-4786 62T 25 Chain 1125in Plate.pdf

am-4787 68T 25 Chain 1125in Plate.pdf

am-4788 74T 25 Chain 1125in Plate.pdf

CAD File(s)

am-4781 32T 25 Chain 1125in Plate.STEP

am-4782 38T 25 Chain 1125in Plate.STEP

am-4783 44T 25 Chain 1125in Plate.STEP

am-4784 50T 25 Chain 1125in Plate.STEP

am-4786 62T 25 Chain 1125in Plate.STEP

am-4787 68T 25 Chain 1125in Plate.STEP

am-4788 74 25 Chain 1125in Plate.STEP

am-4785 56T 25 Chain 1125in Plate.STEP

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