Ring Types

 

Series
Inch/Metric
 Misc.
Material
Ring Description
 
AN
Inch
 
Stainless, Hastelloy, Monel
AN rings have corrugations that face inward. They are open in the free state, so that when installed inside a bore, the ring conforms to the bore and is self-retaining. AN rings are designed to fit outside a nominal circumference.
AN
Metric
 
Stainless, Hastelloy, Monel
AN Over-lapped
 
 
Stainless
AN Overlapped, like an AN ring, but overlapped in the free state condition.
ANL
Inch
 
Stainless, Hastelloy, Monel
ANL rings are light-duty versions of AN rings. The material that is used is very thin, so ANL rings do not maintain a circular shape in their free state.
ANL
Metric
 
Stainless, Hastelloy, Monel
ANS
Metric
Flanged
Carbon
ANS, AN style ring with a flange on one side for placement in a housing groove, angled planish.
BN
Inch
 
Stainless, Hastelloy, Monel
BN rings feature corrugations that face outward. They are designed to have a free state diameter smaller than the shaft diameter over which they will be installed. BN rings are cut to fit inside a nominal circumference.
BN
Metric
 
Stainless, Hastelloy, Monel
SH
Metric
Shim
Stainless
SH, no waves.
SV
Metric
 
Stainless
SV European equivalent of BN Ring.
TR
Inch
 
Stainless
The TR series is used for repair of worn or oversized housings. See the section of the website called "Repair/Refurbish" for a full list of TR Rings and purchasing information.

 

 


USA TOLERANCE RINGS
85 Route 31 North, Pennington, New Jersey 08534
phone:609-745-5000; fax:609-745-5012