Carl Stahl Sava Industries, Cable Assemblies



Pulleys Catalog


Pulleys
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Idler Pulleys »
Black Delrin® Pulleys

BP Series Pulleys

The chemical composition, regular structure, and high crystallinity of Delrin® give SAVA Black Delrin® pulleys a combination of physical properties not available with either metals or other plastics such as:

BP Series Pulleys

• High mechanical strength and rigidity
• Fatigue endurance unmatched by other plastics
• Excellent resistance to moisture, gasoline, sunlight, solvents, and many other neutral chemicals

• Good electrical insulating characteristics
• Excellent dimensional stability and wide useful temperature range (+347°F melt point)
• Resiliency
• Natural lubricity

SAVA
Item
REF. Old
Part No.
Other Bores
Are Available
A +-.005
B +-.020 C +-.020 E +-.010 R
REF.
Cable
Sizes
To
BP2031 BP-231-2 .128 .310 .375 .093 .015 1/32
BP2044 BP-243 .128 .438 .500 .125 .025 3/64
BP2050 BP-250 .128 .500 .625 .125 .015 1/32
BP2063 BP-263 .128 .625 .750 .156 .025 3/64
BP3081 BP-381 .190 .813 1.000 .170 .025 3/64
BP3088 BP-387 .190 .885 1.070 .219 .025 3/64
BP3106 BP-310 .190 1.063 1.250 .219 .035 1/16
BP4122 BP-416 .254 1.225 1.575 .330 .095 3/16
BP4125 BP-413 .254 1.250 1.500 .281 .050 3/32
BP4138 BP-414 .254 1.375 1.730 .281 .065 1/8
BP5158 BP-516 .316 1.580 1.950 .405 .125 1/4
The following pulleys are manufactured from nylon. They are primarily used for fiber rope;
however, in many cases they function well with cables.
BP4061 BP-406 .254 .615 .960 .400 .170 1/4-5/16
BP4100 BP-411 .254 1.000 1.375 .400 .135 1/4
BP4118 BP-412 .268 1.175 1.750 .440 .130 1/4

BI Series Inserts

These inexpensive steel inserts can be used to reduce bore diameters. They are made wider than our pulley bearings so that the pulley can rotate freely while the insert is held on the sides.
The inserts are case-hardened and black oxide finished.
USED PRIMARILY ON OP AND LP SERIES PULLEYS

BI Series Inserts BI Series Inserts
SAVA
Item
REF. Old
Part No.
A +-.002 C +-.002 D REF.
BI192531 BI-45 3/16 1/4 5/16
BI255050 BI-50 1/4 1/2 1/2
B1315050 BI-55 5/16 1/2 1/2
B1385050 BI-60 3/8 1/2 1/2
B1387575 BI-65 3/8 3/4 3/4
B1507575 BI-70 1/2 3/4 3/4
Steel Inserts