NSE27-12B2 Rosta 3/4" Pitch Duplex Chain Tensioner

NSE27-12B2 Rosta 3/4" Pitch Duplex Chain Tensioner

ROSTA Tensioner Devices - Maintenance-free tensioner systems for belt and chain drives. Easy to install, available in a range of standard sizes to suit various chain and belt sizes, wide range of accessories available.

Benefits from using ROSTA Tensioner Devices:

• Adjustable Tensioning Force using torsion angle scale
• Transmits a constant torque
• Prevents the polygon effect in chain drives
• Increases the chain contact arc
• Cause the slack side of the chain drive to run tautly which reduces noise

NSE27-12B2 dimension chart - all dimensions in mm unless indicated.

ISO Chain Ref	No. Teeth	W	L	Adjusting Range	Tensioning Arm
12B2	15	M12	80	37-56	SE27

D	E	G	H	J1	J2	K	L	M	N	O	P	T	U
78	108	8	M12	130	100	50	155	40	52	15	10.5	12.5	34.3