O-Ring 21" x 21-3/8" x 3/16" - Nitrile (90) Fractional O.D.:21-3/8" 3M® precision-shaped ceramic grain requires

3M® precision-shaped ceramic grain requires less pressure

Adheres well to clean surfaces to produce superior long-lasting lubrication while withstanding heavy pressure and high temperatures

Rinse splashes with water

Locking door handles for extra security

Cover the valve handle with the gate valve lockout device and apply a personal padlock and lockout tag to ensure employee safety

O-Ring 21" x 21-3/8" x 3/16" - Nitrile (90) Fractional O.D.:21-3/8" 3M® precision-shaped ceramic grain requiresProduct Details : O Ring 21" x 21 3 8" x 3 16" Nitrile (90) Part No: 2 390 N90 Product Category: O Rings Product Type: O Ring Series: 2 XXX Dash No.: 390 Material(s): Nitrile Material Code: NBR Durometer: 90 Temperature Range: 40F to +250F ( 40C to +121C) System Of Measurement: INCH Dimensions: 21" x 21 3 8" x 3 16" Fractional I. D. (d): 21" Fractional O. D. (D): 21 3 8" Fractional Cross Section (S): 3 16" Actual ID (IN): 20. 955" Actual Cross Section