www.tbmpro.com
SafeSearch Not set
user icon
cart icon 0
New Arrivals/Restock
CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified
CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

flash sale iconLimited Time Sale
Until the end
23
17
40

US$16.79 cheaper than the new price!!

Free shipping for purchases over $99 ( Details )
Free cash-on-delivery fees for purchases over $99
See all stores
Please note that the sales price and tax displayed may differ between online and in-store. Also, the product may be out of stock in-store.
Used  US$11.20
quantity

Product details

Management number 225770211 Release Date 2026/05/09 List Price US$11.20 Model Number 225770211
Category
  1. Industrial & Scientific
  2. Power Transmission Products
  3. Roller Chain Sprockets
  • Sprocket Size: 40B30, 30 Teeth, 1/2" Pitch (#40), 1" Bore, 6.38mm Keyway, B-Type Hub, compatible with #40 roller chains.
  • Material: Made of carbon steel for strength and durability, ensuring consistent chain performance with reduced wear and downtime.
  • Dimensions: 128mm Outer Diameter, 83mm Hub Diameter, 25.4mm Total Thickness, 7.1mm Tooth Thickness, 25.42mm Bolt Circle.
  • Compatibility: Ideal for use in mechanical power transmission, manufacturing, milling, and industrial drive systems.
  • Mounting: Fixed-position installation; ensure at least 3 sprocket teeth engage the chain during operation for optimal performance.
ASIN B0D87BXWDS
Item Weight 2.79 pounds
Manufacturer CHR - PRECISION IN DETAIL
Package Dimensions 5.87 x 5.28 x 2.52 inches

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

CHR #40 Roller Chain Sprocket, 30 Tooth, 1/2" Pitch, 1" Bore, 6.38mm Keyway, Carbon Steel, B-Type Hub, 128mm OD - ISO 9001-2000 Certified

Bestseller ranking

Roller Chain Sprockets

1
Exact FIT for MIDDLEBY Marshall 42400-0309S Drive Sprocket - Replacement Part BY MAVRIK

Exact FIT for MIDDLEBY Marshall 42400-0309S Drive Sprocket - Replacement Part BY MAVRIK

★★★★☆ (33)
$15.80
2
uxcell 2pcs ANSI #35 / DIN(ISO)06C Roller Chain Idler Sprocket 12mm Bore, 3/8" Pitch, Hardened 16 Tooth Tensioner Sprocket, Insert Single Bearing (B Type)

uxcell 2pcs ANSI #35 / DIN(ISO)06C Roller Chain Idler Sprocket 12mm Bore, 3/8" Pitch, Hardened 16 Tooth Tensioner Sprocket, Insert Single Bearing (B Type)

★★★★☆ (31)
$8.32
3
50BS12 Roller Chain Type B Sprocket, Finished with Keyway, Hub #50 Chain 1-1/4" bore Size 12-Teeth

50BS12 Roller Chain Type B Sprocket, Finished with Keyway, Hub #50 Chain 1-1/4" bore Size 12-Teeth

★★★★☆ (14)
$8.40
4
Mechanical Roller Chain Sprockets Tooth Roller Chain Sprocket,1pc 05B 20Teeth to 50Teeth Sprocket Wheel Chain Gear Industrial 45# Steel Suitable for 05B Roller Chain Pitch 8mm(21 Teeth)

Mechanical Roller Chain Sprockets Tooth Roller Chain Sprocket,1pc 05B 20Teeth to 50Teeth Sprocket Wheel Chain Gear Industrial 45# Steel Suitable for 05B Roller Chain Pitch 8mm(21 Teeth)

★★★★☆ (39)
$15.17
5
40T High Speed Rear Chain Sprocket 6 Hole Fit for Coleman CT100U CC100X Massimo Baja Doodle Bug DB30 Motovox Monster Mega Moto Oryxearth FPR GMB100 Mini Bike # 40 41 420 Chain

40T High Speed Rear Chain Sprocket 6 Hole Fit for Coleman CT100U CC100X Massimo Baja Doodle Bug DB30 Motovox Monster Mega Moto Oryxearth FPR GMB100 Mini Bike # 40 41 420 Chain

★★★☆☆ (20)
$8.40
6
40BS15 Roller Chain Sprocket, Finished with Keyway, Type B Hub #40 Chain 1/2" bore Size 15-Teeth

40BS15 Roller Chain Sprocket, Finished with Keyway, Type B Hub #40 Chain 1/2" bore Size 15-Teeth

★★★★☆ (19)
$7.20
See the same product from Roller Chain Sprockets

Customers who viewed this product also viewed

Electrical Tape

NSI WW-732-YL Professional Plus Yellow Vinyl Electrical Tape, 7mil, 66ft Long

NSI WW-732-YL Professional Plus Yellow Vinyl Electrical Tape, 7mil, 66ft Long

★★★☆☆ (46)
$4.03
3M Filament-Reinforced Electrical Tape 1039, 3 in X 60 yds, paper core,Log roll

3M Filament-Reinforced Electrical Tape 1039, 3 in X 60 yds, paper core,Log roll

★★★★☆ (16)
$477.23
NSI WW-FT-75 Black Friction Tape, .75in Wide, 60ft Long, 7mil

NSI WW-FT-75 Black Friction Tape, .75in Wide, 60ft Long, 7mil

★★★★☆ (5)
$4.40
3M Glass Cloth Electrical Tape 69, 1 1/2 in X 36 yds, 3-in paper core, Bulk

3M Glass Cloth Electrical Tape 69, 1 1/2 in X 36 yds, 3-in paper core, Bulk

★★★☆☆ (22)
$647.56
3M Linerless Electrical Rubber Tape 2242, 1-1/2 in x 15 ft, 1 in core,Black

3M Linerless Electrical Rubber Tape 2242, 1-1/2 in x 15 ft, 1 in core,Black

★★★★☆ (46)
$12.38
3M Antistatic Utility Tape 40, Printed, 2 in x 72 yds, 3 inch plasticcore

3M Antistatic Utility Tape 40, Printed, 2 in x 72 yds, 3 inch plasticcore

★★★★☆ (34)
$40.93
See all the same products

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Product Review

You must be logged in to post a review