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-50ºF to +200ºF 5000 PSI
Urethane Used interchangeably for piston or rod sealing.
3/16 Inch (in) Height, 1/4 Inch (in) Inside Diameter, and 1/2 Inch (in) Outside Diameter Unloaded High Performance Symmetrical U-Cup Seal
Unit of Measure
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Item #

Item Description

Inside Diameter

Outside Diameter

Height

Alternate Part #

List Price

18701250G N/A 3/16 Inch (in) Height, 1-1/4 Inch (in) Inside Diameter, and 1-5/8 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 1-1/4 in N/A 1-5/8 in N/A 3/16 in N/A HU18-1.25-18 {}
18701375250G N/A 1/4 Inch (in) Height, 1-3/8 Inch (in) Inside Diameter, and 1-3/4 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 1-3/8 in N/A 1-3/4 in N/A 1/4 in N/A DSU18-1.37-25 {}
18701375312G N/A 5/16 Inch (in) Height, 1-3/8 Inch (in) Inside Diameter, and 1-3/4 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 1-3/8 in N/A 1-3/4 in N/A 5/16 in N/A DSU18-1.37-31 {}
18701375G N/A 3/16 Inch (in) Height, 1-3/8 Inch (in) Inside Diameter, and 1-3/4 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 1-3/8 in N/A 1-3/4 in N/A 3/16 in N/A HU18-1.37-18 {}
18701500250G N/A 1/4 Inch (in) Height, 1-1/2 Inch (in) Inside Diameter, and 1-7/8 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 1-1/2 in N/A 1-7/8 in N/A 1/4 in N/A HU18-1.50-25 {}
18701500312G N/A 5/16 Inch (in) Height, 1-1/2 Inch (in) Inside Diameter, and 1-7/8 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 1-1/2 in N/A 1-7/8 in N/A 5/16 in N/A HU18-1.50-31 {}
18701500375G N/A 3/8 Inch (in) Height, 1-1/2 Inch (in) Inside Diameter, and 1-7/8 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 1-1/2 in N/A 1-7/8 in N/A 3/8 in N/A HU18-1.50-37 {}
18701500G N/A 3/16 Inch (in) Height, 1-1/2 Inch (in) Inside Diameter, and 1-7/8 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 1-1/2 in N/A 1-7/8 in N/A 3/16 in N/A DSU18-1.50-18 {}
18701625250G N/A 1/4 Inch (in) Height, 1-5/8 Inch (in) Inside Diameter, and 2 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 1-5/8 in N/A 2 in N/A 1/4 in N/A DSU18-1.62-25 {}
18701625312G N/A 5/16 Inch (in) Height, 1-5/8 Inch (in) Inside Diameter, and 2 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 1-5/8 in N/A 2 in N/A 5/16 in N/A HU18-1.62-31 {}
18701625375G N/A 3/8 Inch (in) Height, 1-5/8 Inch (in) Inside Diameter, and 2 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 1-5/8 in N/A 2 in N/A 3/8 in N/A DSU18-1.62-37 {}
18701625G N/A 3/16 Inch (in) Height, 1-5/8 Inch (in) Inside Diameter, and 2 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 1-5/8 in N/A 2 in N/A 3/16 in N/A HU18-1.62-18 {}
18701750250G N/A 1/4 Inch (in) Height, 1-3/4 Inch (in) Inside Diameter, and 2-1/8 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 1-3/4 in N/A 2-1/8 in N/A 1/4 in N/A DSU18-1.75-25 HU18-1.75-25 {}
18701750375G N/A 3/8 Inch (in) Height, 1-3/4 Inch (in) Inside Diameter, and 2-1/8 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 1-3/4 in N/A 2-1/8 in N/A 3/8 in N/A DSU18-1.75-37 {}
18701750G N/A 3/16 Inch (in) Height, 1-3/4 Inch (in) Inside Diameter, and 2-1/8 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 1-3/4 in N/A 2-1/8 in N/A 3/16 in N/A HU18-1.75-18 {}
18701875375G N/A 3/8 Inch (in) Height, 1-7/8 Inch (in) Inside Diameter, and 2-1/4 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 1-7/8 in N/A 2-1/4 in N/A 3/8 in N/A DSU18-1.87-37 {}
18701875375G/CLEAR N/A 3/8 Inch (in) Height, 1-7/8 Inch (in) Inside Diameter, and 2-1/4 Inch (in) Outside Diameter Opaque High Performance Symmetrical U-Cup Seal N/A 1-7/8 in N/A 2-1/4 in N/A 3/8 in N/A DSU18-1.87-37 {}
18702000250G N/A 1/4 Inch (in) Height, 2 Inch (in) Inside Diameter, and 2-3/8 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 2 in N/A 2-3/8 in N/A 1/4 in N/A 4508301 DSU18-2.00-25 HU18-2.00-25 {}
18702000312G N/A 5/16 Inch (in) Height, 2 Inch (in) Inside Diameter, and 2-3/8 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 2 in N/A 2-3/8 in N/A 5/16 in N/A 4509201 DSU18-2.00-31 {}
18702000312-RU N/A 5/16 Inch (in) Height, 2 Inch (in) Inside Diameter, and 2-3/8 Inch (in) Outside Diameter Rod High Performance Symmetrical U-Cup Seal N/A 2 in N/A 2-3/8 in N/A 5/16 in N/A {}
18702000375G N/A 3/8 Inch (in) Height, 2 Inch (in) Inside Diameter, and 2-3/8 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 2 in N/A 2-3/8 in N/A 3/8 in N/A DSU18-2.00-37 {}
18702000G N/A 3/16 Inch (in) Height, 2 Inch (in) Inside Diameter, and 2-3/8 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 2 in N/A 2-3/8 in N/A 3/16 in N/A HU18-2.00-18 {}
18702125250G N/A 1/4 Inch (in) Height, 2-1/8 Inch (in) Inside Diameter, and 2-1/2 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 2-1/8 in N/A 2-1/2 in N/A 1/4 in N/A 4508201 DSU18-2.12-25 {}
18702125312G N/A 5/16 Inch (in) Height, 2-1/8 Inch (in) Inside Diameter, and 2-1/2 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 2-1/8 in N/A 2-1/2 in N/A 5/16 in N/A DSU18-2.12-31 {}
18702125375G N/A 3/8 Inch (in) Height, 2-1/8 Inch (in) Inside Diameter, and 2-1/2 Inch (in) Outside Diameter High Performance Symmetrical U-Cup Seal N/A 2-1/8 in N/A 2-1/2 in N/A 3/8 in N/A C1085 DSU18-2.12-37 {}
Unit of Measure
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