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We offer ANSI #25 and #35 roller chain and steel finished roller chain sprockets. The sprockets are available by the number of teeth as well as the bore size.
We offer ANSI #25 roller chain and steel finished roller chain sprockets. The sprockets are available by the number of teeth as well as the bore size.
Category List
Steel Roller Chain Sprocket for #25 Pitch Chain - 21 Teeth
Item Details
Steel Roller Chain Sprocket for #25 Pitch Chain - 21 Teeth
Item Name:
Steel Roller Chain Sprocket for #25 Pitch Chain - 21 Teeth
Item #:
TD-099-021
Adjusted Price:
Availability:
We're sorry, this item is currently out of stock. Please contact us for availability.

Description:

With their wide hubs and finished bores, these sprockets are ready to mount to a shaft. All are made of steel, include two set screws, and are designed for use with ANSI single-strand chain. For our IG32 motors which require a 6mm bore, a 1/4" bore will work fine for most applications. We also have an 8mm bore option which is required for our IG42 motors.

Features and Specifications:

Below is a list of our available sprockets and their specifications. This product is in bold red.

For ANSI #25 Chain - 1/4" Pitch (**Bore size selected below**)
# of Teeth OD (A) Wd. (B) Hub Dia. Item # (Click to view item)
9 .84" 1/2" 7/16" TD-099-009
10 .92" 1/2" 1/2" TD-099-010
11 1" 1/2" 9/16" TD-099-011
12 1.08" 1/2" 5/8" TD-099-012
13 1/17" 1/2" 23/32" TD-099-013
14 1 1/14" 1/2" 13/16" TD-099-014
15 1.33" 1/2" 57/64" TD-099-015
16 1.41" 1/2" 31/32" TD-099-016
17 1.49" 1/2" 1 1/32" TD-099-017
18 1.57" 1/2" 1 1/8" TD-099-018
19 1.65" 1/2" 1 7/32" TD-099-019
20 1.73" 5/8" 1 9/32" TD-099-020
21 1.81" 5/8" 1 3/8" TD-099-021
22 1.89" 5/8" 1 7/16" TD-099-022
23 1.97" 5/8" 1 1/2" TD-099-023
24 2.05" 5/8" 1 1/2" TD-099-024
25 2.13" 5/8" 1 1/2" TD-099-025
26 2.21 5/8" 1 1/2" TD-099-026
28 2.37" 5/8" 1 1/2" TD-099-028
30 2.53 5/8" 1 1/2" TD-099-030
32 2.69 5/8" 1 1/2" TD-099-032
36 3.01" 3/4" 1 1/2" TD-099-036
40 3.33" 3/4" 2" TD-099-040
45 3.73" 3/4" 2" TD-099-045
48 3.96" 3/4" 2" TD-099-048
54 4.44" 3/4" 2" TD-099-054
60 4.92" 3/4" 2" TD-099-060
70 5.72" 3/4" 2" TD-099-070
72 5.88" 3/4" 2" TD-099-072

Available Options:

  • Additional Bore sizes are available
  • Set screw option

Delivery:

This is a custom part. Please allow 2-4 days for shipping.

Item Options - Customize
Select an option by clicking on its button. To see more details about the option select the option name, selecting 'more details' in the pop-up will take you to that options product page. Default selections (if any) are pre- selected for you. Click on the update button below to see the price with your selected options.

Please select a bore size.

1/4 inch bore
3/8 inch bore
1/2 inch bore
5/8 inch bore
3/4 inch bore
7/8 inch bore
8mm bore (Add $3.00)
12mm bore (Add $3.00)

A set screw is included, but can be replaced with a roll pin if your application requires high torque or with small hub wall thickness.

Set screw (included)
Roll pin (Add $1.00)
Item Price
Adjusted Price
$16.52

With it's wide hub and finished bore, this 21 teeth steel roller chain sprocket is ready to mount to a shaft.
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