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Self-Lube cast iron conveyor belt tensioner unit with with screw lock and long inner ring - BT serie

Manufacturer NSK
Description Self-Lube cast iron take-up bearing unit with screw lock - BT25
Part number BT25
Mass 1.8 kg
Shaft diameter 25
Shaft diameter -
Width 22 mm
Height 78 mm
Dynamic load 14000 N
Static load 7880 N
Max speed 6250 rpm
Length 264 mm
Product selection
Selector Shaft diameter (mm) Shaft diameter (Inch) RHP designation H (mm) H1 (mm) L (mm) L1 (mm) A (mm) A1 (mm) B (mm) s (mm) Basic Load rating - dyn Cr (N) Basic Load rating - Static Cor (N) Maximum speed (rpm) Mass (kg)
1 25 - BT25 78 42.5 264 225 22 30.57 34.11 14.32 14000 7880 6250 1.8
2 - 7/8" BT7/8 78 42.5 264 225 22 30.57 34.11 14.32 14000 7880 6250 1.8
3 - 15/16" BT15/16 78 42.5 264 225 22 30.57 34.11 14.32 14000 7880 6250 1.8
4 - 1" BT1 78 42.5 264 225 22 30.57 34.11 14.32 14000 7880 6250 1.8
5 30 - BT30L 98 42.5 274 225 22 36.13 42.88 17.53 25700 15300 4500 2.3
7 - 1" 3/16 BT1.3/16L 98 42.5 274 225 22 36.13 42.88 17.53 25700 15300 4500 2.3
6 35 - BT35 98 42.5 274 225 22 36.13 42.88 17.53 25700 15300 4500 2.3
8 - 1" 1/4 BT1.1/4 98 42.5 274 225 22 36.13 42.88 17.53 25700 15300 4500 2.3
9 - 1" 3/8 BT1.3/8 98 42.5 274 225 22 36.13 42.88 17.53 25700 15300 4500 2.3
10 - 1" 7/16 BT1.7/16 98 42.5 274 225 22 36.13 42.88 17.53 25700 15300 4500 2.3
Shaft diameter (mm)
Shaft diameter (Inch)
RHP designation
H (mm)
H1 (mm)
L (mm)
L1 (mm)
A (mm)
A1 (mm)
B (mm)
s (mm)
Basic Load rating - dyn Cr (N)
Basic Load rating - Static Cor (N)
Maximum speed (rpm)
Mass (kg)
Documentation
Contact the supplier
NSK NSK Europe - One of the world’s leading manufacturers of rolling bearings, linear technology, automotive components & steering systems, we offer standard and customised products to key industrial sectors.
NSK Deutschland GmbH
NSK France S.A.S.
NSK Italia S.p.A.
NSK Spain, S.A.
NSK UK Ltd.
NSK Polska Sp.z o.o.
NSK Polska Sp. z o.o. Russian Branch
NSK Rulmanlari Orta Dog˘ u Tic. Ltd. S¸ ti