This is a A-R21722 O-Ring, .796" ID X 1.074" OD, .139" Thick, Durometer 90 (5/Pack) PN: R21722Main Description As Following : A-R21722 O-Ring, .796" ID X 1.074" OD, .139" Thick, Durometer 90 (5/Pack) PN: R21722 Found in Section & Models : Miscellaneous > Miscellaneous, John Deere BACKHOE: 410C, John Deere BACKHOE: 610B, John Deere BACKHOE: 610C, John Deere BACKHOE: 710B, John Deere BACKHOE: 710D, John Deere COMBINE: S670, John Deere COMBINE: S680, John Deere COMBINE: S685, John Deere COMBINE: S690, John Deere COMBINE: S770, John Deere COMBINE: S780, John Deere COMBINE: S785, John Deere COMBINE: S790, John Deere COMBINE: T550, John Deere COMBINE: T560, John Deere COMBINE: T660, John Deere COMBINE: T670, John Deere COMBINE: W540, John Deere COMBINE: W550, John Deere COMBINE: W650 Associated Items : New Also A-JD-O-OMT71338, A-JD-S-TM1102, A-FRM-JD, A-JD-O-OMT15504, A-JD-O-OMT18593, A-JD-P-PC749, A-JD-P-PC750, A-JD-S-SM2033, A-SMJD21, A-FRM-JD, A-JD-O-OMR48388, A-JD-O-OMT26335, A-JD-S-SM2071, A-SMJD37, A-FRM-JD, A-JD-O-OML29383, A-FRM-JD, A-JD-P-PC1121, A-JD-S-TM1012, A-SMJD37 And : O-Ring Has Many Applications, Please Check Dimensions Before Ordering. Package Of 5 / Priced Per Piece Durometer: 90 Standard Number Code: A Standard Number Size: 211 Inside Diameter: .796" Outside Diameter: 1.074" Thickness: .139"