Roller Chain Sprocket & Engineering Class Sprockets

THC offers a complete line of sprockets for American and European mini/short/double/long pitch transmission chains and conveyor chains. Products are available in Type A, B, C, BW, and CW in carbon steel, stainless steel, cast iron, cast steel and plastics. The types of bore available includes stock bore (pilot bore, standard bore, reboreable bore, minimum bore), finished bore, taperbushed bore (TB, QB, and ST). Unless otherwise stated, all THC sprockets are offered with induction hardened teeth with black oxidized surface for longer service life.

European Standard Roller Chain Sprockets

BS/DIN Standard Stock Bore Platewheels: 04A - 32A
BS/DIN Standard Stock Bore Sprockets: 03B - 32B
BS/DIN Finished Bore Hub Sprockets: 06BFB - 20BFB
BS/DIN TB Taperbushed Sprockets (Taper Bored Sprockets): 06BTB - 20BTB
BS/DIN Stock Bore/Taperbushed Cast Iron Sprockets: 06BI - 24BI
BS/DIN Stainless Steel Sprockets (Stock Bore): 06ASS - 16ASS; 06BSS - 16BSS
BS/DIN Ball Bearing Tensioner Sprockets (Idler Sprockets): 05B - 20B
BS/DIN Weld-on Sprockets: 06V - 20Y



American Standard Sprockets

ANSI Stock Bore Plate Wheels: 25A - 240A
ANSI Stock Bore Hub Sprockets: 25B - 160B
ANSI Finished Bore Hub Sprockets 35BFB - 80BFB
ANSI TB Taperbushed Hub Sprockets: 35BTB - 160BTB
ANSI QB Taperbushed Sprockets: 35BQB - 80BQB
ANSI Stock Bore Stainless Steel Platewheels and Sprockets: 25ASS - 80ASS; 25BSS - 80BSS
ANSI Ball Bearing Idler Sprockets: 35BB20H - 80BB12H
ANSI Weld-on Sprockets and Weld-on Hubs: 35W - 100Y
ANSI Stock Bore Double Single Sprockets for Short Pitch Roller Chain: DS40 - DS100
ANSI Finished Bore Double Single Sprockets for Short Pitch Roller Chain: DS40FB - DS100FB
ANSI Taperbushed Double Single Sprockets for Short Pitch Roller Chain: DS40TB - DS100TB
ANSI ST Taperbushed Sprockets for Short Pitch Roller Chain: DS40ST - DS100ST
ANSI Stock Bore Double Pitch Sprockets for Double Pitch Chain: 2040 - 2080
ANSI TB Taperbushed Double Pitch Sprockets for Double Pitch Chain: 2040TB - 2080TB
ANSI ST Taperbushed Sprockets for Double Pitch Chain: 2040ST - 2080ST

Engineering Class Chain Sprockets (not Flame Cut Sprockets): 1654 Series - 6050 Series

Chain Wheels for Type S and C Steel Roller Chains (ISO 487)
- Chain #: S32, S42, S45, S52, S55, S62, S77, S88; CA550, CA620, CA555, CA557
Chain Wheels for ISO Standard Solid Pin and Hollow Pin Conveyor Chains (ISO 1977)
- Chain #: M20, M28, M40, M56, M80, M112, M160, M224, M315, M450, M630, M900
- Chain #: MC28, MC56, MC112, MC224
Chain Wheels for Heavy Duty Offset Sidebar Cranked-Link Chains (ISO 3512)
- Chain #: 2010, 2512, 2814, 3315, 3618, 4020, 4824, 5628 and more
Chain Wheels for Flat Top Chains (ISO 4348)
- Chain #: C12S, C13S, C14S, C16S, C18S, C24S, C30S; C30D
Chain Wheels for Welded Steel Type Cranked Link Drag Chains (ISO 6971)
- Chain #: WD102, WD104, WD110, WD112, WD113, WD116, WD118, WD122, WD480
Chain Wheels for Welded Steel Type Cranked Link Mill Chains (ISO 6972)
- WR78, WR82, WR106, WR110, WR111, WR124, WR124H, W132
 

Principal Abbreviations Used in this Website (THC's Nomenclature for Types of Bore):
1. SB=Stock Bore, Pilot Bore, Minimum Bore, Straight Bore, Reboreable Bore, Plain Bore, Minimum Plain Bore (MPB)
2. FB=Finished Bore, Bored to Size (BTS)
3. TB=TB Type Taperbushed Bore
4. QB=QB Type Taperbushed Bore
5. EB=EB Type Taperbushed Bore (for European Market)
6. ST=ST Type Taperbushed Bore
7. XTB=XTB Type Taperbushed Bore
8. LA=Locking Assembly Bore



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