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-40º to +250ºF 80 duro. Nitrile 0 to 2000 PSI
Typically used in pneu-matic applications.
Rubber U-Cup Seals
Unit of Measure
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Item #

Item Description

Inside Diameter

Height

Hardness

List Price

31202375RU N/A 5/16 Inch (in) Height, 2-3/8 Inch (in) Inside Diameter, and 3 Inch (in) Outside Diameter Nitrile Rubber (NBR) U-Cup Seal N/A 2-3/8 in N/A 5/16 in N/A 70 duro {}
31202500RU N/A 5/16 Inch (in) Height, 2-1/2 Inch (in) Inside Diameter, and 3-1/8 Inch (in) Outside Diameter Nitrile Rubber (NBR) U-Cup Seal N/A 2-1/2 in N/A 5/16 in N/A {}
31202875RU N/A 5/16 Inch (in) Height, 2-7/8 Inch (in) Inside Diameter, and 3-1/2 Inch (in) Outside Diameter Buna U-Cup Seal N/A 2-7/8 in N/A 5/16 in N/A {}
31204375RU N/A 5/16 Inch (in) Height, 4-3/8 Inch (in) Inside Diameter, and 5 Inch (in) Outside Diameter Nitrile Rubber (NBR) U-Cup Seal N/A 4-3/8 in N/A 5/16 in N/A 80 duro {}
31205375RU N/A 5/16 Inch (in) Height, 5-3/8 Inch (in) Inside Diameter, and 6 Inch (in) Outside Diameter Nitrile Rubber (NBR) U-Cup Seal N/A 5-3/8 in N/A 5/16 in N/A 80 duro {}
31205375RU 90D N/A 5/16 Inch (in) Height, 5-3/8 Inch (in) Inside Diameter, and 6 Inch (in) Outside Diameter 90 Duro Nitrile Rubber (NBR) U-Cup Seal N/A 5-3/8 in N/A 5/16 in N/A 90 duro {}
31205375RU 90DV N/A 5/16 Inch (in) Height, 5-3/8 Inch (in) Inside Diameter, and 6 Inch (in) Outside Diameter 90 Duro Fluorocarbon (FKM) U-Cup Seal N/A 5-3/8 in N/A 5/16 in N/A 90 duro {}
31205375VU N/A 5/16 Inch (in) Height, 5-3/8 Inch (in) Inside Diameter, and 6 Inch (in) Outside Diameter Fluorocarbon (FKM) U-Cup Seal N/A 5-3/8 in N/A 5/16 in N/A 90 duro {}
31205500RU N/A 5/16 Inch (in) Height, 5-1/2 Inch (in) Inside Diameter, and 6-1/8 Inch (in) Outside Diameter Nitrile Rubber (NBR) U-Cup Seal N/A 5-1/2 in N/A 5/16 in N/A 80 duro {}
31205500VU N/A 5/16 Inch (in) Height, 5-1/2 Inch (in) Inside Diameter, and 6-1/8 Inch (in) Outside Diameter Fluorocarbon (FKM) U-Cup Seal N/A 5-1/2 in N/A 5/16 in N/A 90 duro {}
31206000RU N/A 5/16 Inch (in) Height, 6 Inch (in) Inside Diameter, and 6-5/8 Inch (in) Outside Diameter Nitrile Rubber (NBR) U-Cup Seal N/A 6 in N/A 5/16 in N/A {}
31206375RU N/A 5/16 Inch (in) Height, 6-3/8 Inch (in) Inside Diameter, and 7 Inch (in) Outside Diameter Nitrile Rubber (NBR) U-Cup Seal N/A 6-3/8 in N/A 5/16 in N/A 80 duro {}
31206375VU N/A 5/16 Inch (in) Height, 6-3/8 Inch (in) Inside Diameter, and 7 Inch (in) Outside Diameter Fluorocarbon (FKM) U-Cup Seal N/A 6-3/8 in N/A 5/16 in N/A 80 duro {}
31207375RU N/A 5/16 Inch (in) Height, 7-3/8 Inch (in) Inside Diameter, and 8 Inch (in) Outside Diameter Nitrile Rubber (NBR) U-Cup Seal N/A 7-3/8 in N/A 5/16 in N/A 80 duro {}
31207375RU 90 N/A 5/16 Inch (in) Height, 7-3/8 Inch (in) Inside Diameter, and 8 Inch (in) Outside Diameter 90 Duro Nitrile Rubber (NBR) U-Cup Seal N/A 7-3/8 in N/A 5/16 in N/A 90 duro {}
31207375RU/70 N/A 70 Duro Nitrile Rubber (NBR) U-Cup Seal N/A N/A N/A 70 duro {}
31207375VU N/A 5/16 Inch (in) Height, 7-3/8 Inch (in) Inside Diameter, and 8 Inch (in) Outside Diameter Fluorocarbon (FKM) U-Cup Seal N/A 7-3/8 in N/A 5/16 in N/A 90 duro {}
34309312RU N/A 5/16 Inch (in) Height, 9-5/16 Inch (in) Inside Diameter, and 10 Inch (in) Outside Diameter Nitrile Rubber (NBR) U-Cup Seal N/A 9-5/16 in N/A 5/16 in N/A 80 duro {}
34309312V N/A 5/16 Inch (in) Height, 9-5/16 Inch (in) Inside Diameter, and 10 Inch (in) Outside Diameter Fluorocarbon (FKM) U-Cup Seal N/A 9-5/16 in N/A 5/16 in N/A 90 duro {}
37502250RU N/A 3/8 Inch (in) Height, 2-1/4 Inch (in) Inside Diameter, and 3 Inch (in) Outside Diameter Nitrile Rubber (NBR) U-Cup Seal N/A 2-1/4 in N/A 3/8 in N/A {}
37502500RU N/A 3/8 Inch (in) Height, 2-1/2 Inch (in) Inside Diameter, and 3-1/4 Inch (in) Outside Diameter Nitrile Rubber (NBR) U-Cup Seal N/A 2-1/2 in N/A 3/8 in N/A 70 duro {}
37502750RU N/A 3/8 Inch (in) Height, 2-3/4 Inch (in) Inside Diameter, and 3-1/2 Inch (in) Outside Diameter Nitrile Rubber (NBR) U-Cup Seal N/A 2-3/4 in N/A 3/8 in N/A 70 duro {}
37503000RU N/A 3/8 Inch (in) Height, 3 Inch (in) Inside Diameter, and 3-3/4 Inch (in) Outside Diameter Nitrile Rubber (NBR) U-Cup Seal N/A 3 in N/A 3/8 in N/A 70 duro {}
37503250RU N/A 3/8 Inch (in) Height, 3-1/4 Inch (in) Inside Diameter, and 4 Inch (in) Outside Diameter Nitrile Rubber (NBR) U-Cup Seal N/A 3-1/4 in N/A 3/8 in N/A 70 duro {}
37503750RU N/A 3/8 Inch (in) Height, 3-3/4 Inch (in) Inside Diameter, and 4 Inch (in) Outside Diameter Nitrile Rubber (NBR) U-Cup Seal N/A 3-3/4 in N/A 3/8 in N/A {}
Unit of Measure
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