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112
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128
130
Roller Chain Trade Number
25
35
40
41
50
60
80
140
160
04B
05B
06B
08B
10B
System of Measurement
Inch
Metric
Shaft Diameter
1/32"
to
17/32"
1/32"
to
13/16"
1/32"
to 1
3/32"
1/8"
5/32"
3/16"
1/4"
5/16"
3/8"
3/8"
to
9/16"
1/2"
1/2"
to
5/8"
1/2"
to
3/4"
5/8"
5/8"
to
3/4"
OD
0.41"
0.53"
0.54"
0.78"
0.79"
0.8"
0.81"
1"
1.01"
1.05"
1.06"
1.08"
1.18"
1.3"
1
1/2"
Pitch
0.080"
0.1227"
0.1475"
0.2"
1/4"
3/8"
1/2"
5/8"
3/4"
0.875"
1"
1
3/4"
2"
2 mm
2.030 mm
3 mm
5 mm
5.080 mm
6 mm
8 mm
9.53 mm
Shaft Type
Hex
Keyed
Round
ID
1/4"
3/8"
1/2"
5/8"
23/32"
3/4"
7/8"
15/16"
1"
1
1/8"
1
3/16"
1
1/4"
1
3/8"
1
7/16"
1
1/2"
1
5/8"
1
3/4"
1.871"
1
15/16"
2.187"
3
1/8"
8 mm
12 mm
14 mm
16 mm
Bore Type
Bushing
Clamping
Finished
Keyed
Plain
Round
Material
Aluminum
Brass
Iron
Plastic
Stainless Steel
Steel
Hub Diameter
0.28"
3/8"
0.38"
0.406"
0.442"
1/2"
0.53"
5/8"
0.656"
0.734"
3/4"
7/8"
0.92"
1"
1.062"
Component
Gear
Gear Stock
Overall Width
11/64"
9/32"
5/16"
0.315"
11/32"
3/8"
0.406"
13/32"
0.437"
0.438"
15/32"
1/2"
0.516"
0.563"
37/64"
Keyway Width
0.094"
1/8"
0.187"
3/16"
0.188"
1/4"
5/16"
3/8"
1/2"
Sprocket Type
Drive
Shaft Mount Type
Press Fit
Set Screw
Chain Standard
ANSI
ISO
Strand Type
Single
Gear Pitch Diameter
3/8"
1/2"
3/4"
1"
1.2"
1
1/2"
2"
2.4"
3"
4"
12 mm
19.2 mm
24 mm
36 mm
48 mm
REACH
Compliant
Not Compliant
Gear Pitch
6
8
10
12
16
20
24
32
48
64
DFARS Specialty Metals
Exempt
Export Control Classification Number (ECCN)
EAR99
RoHS
Compliant
Compliant with Exemptions
Not Compliant
Keyway Depth
0.047"
1/16"
0.063"
3/32"
0.094"
1/8"
5/32"
3/16"
0.188"
1/4"
Chain Type
Roller
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451 Products
Drive Sprockets
Sprockets
Sprocket teeth mesh with your roller chain to smoothly transmit power
99 products
Flat Sprockets
No raised hub—best for tight spots and lightweight designs to transmit power
6 products
Taper-Lock Bushing-Bore Sprockets
Quickly swap or service parts in tight spaces with no press-fitting or special tools
89 products
Plastic Sprockets
Quiet-running, lightweight, and naturally rust resistant
5 products
Quick-Disconnect (QD) Bushing-Bore Sprockets
Quickly swap or service parts with no press-fitting or special tools
71 products
High-Torque Split-Tapered Bushing-Bore Sprockets
Maximize power transfer in high-torque applications
58 products
Other Products
Spur Gears
The simplest type of gear for transferring motion, with straight, parallel teeth
54 products
Timing Belt Drive Pulleys
Pair with a timing belt to transfer motion from a rotating shaft
46 products
Miter Gears
Connect shafts at a right angle without changing speed or torque
9 products
Spur Gear Stock
Machine your own gears to an exact face width and shaft diameter
3 products
Timing Belt Idler Pulleys
Add to your timing belt setup to minimize vibration and keep belts from wearing out
1 product
Ratchet Gears
Couple with a pawl to transmit motion in one direction and stop it in the other
3 products
Timing Belt Pulley Stock
Machine your own timing belt pulleys to fit an exact width and shaft diameter
2 products
Bevel Gears
Reduce speed while transmitting motion at a right angle
1 product
Helical Gears
Curved teeth stay in contact longer to transmit heavier loads at higher speeds than spur gears
2 products
Worm Gears
Pair with a gear worm to reduce speed while transferring motion at a right angle in one direction
1 product
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)