Buy 6V5188 CAT SEAL At Wholesale Prices, secure heavy-duty parts from the main supplier.Specifications:"Cross Section Diameter (in): 0.21 Inside Diameter (in): 3.85 SAE AS568 Dash Size: -344 Outside Diameter (in): 108.45 Hardness (Shore A): 70 Color: Yellow Material: VMQ - Silicone,Silicone (70),Silicone (VMQ) Material Description: Silicone (VMQ) rubber is capable of service temperatures of -55 to 150C and is resistant air. Silicone rubber should not be used in applications that require resistance to fuel, oil and coolants. Coating: None Color Notes: Actual o-ring color may differ from image. Notes: Dimensions and material descriptions provided for reference only. Applications: Electrical system seals; High temperature air seals; High temperature static grease seals Not Compatible With: Acetone; Aromatic hydrocarbons; EP oil; Fuel oil; Gasoline; Ketones; Low aniline point oils; Petroleum oils; Steam & hot water Compatible With: Air; Diacetone alcohol; Ethylene glycol; Extreme high/low temperatures; High aniline point oil; Iso-butyl alcohol; Ozone & UV light; Polyglycol Dash Size (in): 344 Temperature (°F): -50 - 300"Compatible Models:"TRACK-TYPE TRACTOR D6H XL D7R D9T D6H XR D6T XW 6A D6T LGP D6T LGPPAT 7U D6T XL PAT 7S LGP D6T XW PAT D7H D7R II D6R III D6R XL D6T XL 7S 56H D7R SERIES D6R D8T D6T 7A D6R II 6SU 6S 7 7SU D7R XR D6H II 6 D6H D6R STD D7R LGP 57H PIPELAYER PL83 PL87 583T 583R 587T 587R PL72 578 572R 572R II WATER FORDING TRACTOR D7R II"