These O-rings resist grease, hydraulic oil, and motor oil—plus mild chemicals and water.
System of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :37.7 mm, Actual OD :44.7 mm, ID :37.7 mm, ID Tolerance :±0.3 mm, OD :44.7 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 37.7 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :38 mm, Actual OD :45 mm, ID :38 mm, ID Tolerance :±0.3 mm, OD :45 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 38 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :38.7 mm, Actual OD :45.7 mm, ID :38.7 mm, ID Tolerance :±0.3 mm, OD :45.7 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 38.7 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :39 mm, Actual OD :46 mm, ID :39 mm, ID Tolerance :±0.3 mm, OD :46 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 39 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :39.7 mm, Actual OD :46.7 mm, ID :39.7 mm, ID Tolerance :±0.3 mm, OD :46.7 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 39.7 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :40 mm, Actual OD :47 mm, ID :40 mm, ID Tolerance :±0.3 mm, OD :47 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 40 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :40.7 mm, Actual OD :47.7 mm, ID :40.7 mm, ID Tolerance :±0.3 mm, OD :47.7 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 40.7 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :41 mm, Actual OD :48 mm, ID :41 mm, ID Tolerance :±0.3 mm, OD :48 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 41 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :41.7 mm, Actual OD :48.7 mm, ID :41.7 mm, ID Tolerance :±0.36 mm, OD :48.7 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 41.7 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :42 mm, Actual OD :49 mm, ID :42 mm, ID Tolerance :±0.36 mm, OD :49 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 42 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :43.7 mm, Actual OD :50.7 mm, ID :43.7 mm, ID Tolerance :±0.36 mm, OD :50.7 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 43.7 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :44.7 mm, Actual OD :51.7 mm, ID :44.7 mm, ID Tolerance :±0.36 mm, OD :51.7 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 44.7 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :45 mm, Actual OD :52 mm, ID :45 mm, ID Tolerance :±0.36 mm, OD :52 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 45 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :46 mm, Actual OD :53 mm, ID :46 mm, ID Tolerance :±0.36 mm, OD :53 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 46 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :47 mm, Actual OD :54 mm, ID :47 mm, ID Tolerance :±0.36 mm, OD :54 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 47 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :48 mm, Actual OD :55 mm, ID :48 mm, ID Tolerance :±0.36 mm, OD :55 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 48 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :48.7 mm, Actual OD :55.7 mm, ID :48.7 mm, ID Tolerance :±0.36 mm, OD :55.7 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 48.7 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :49 mm, Actual OD :56 mm, ID :49 mm, ID Tolerance :±0.36 mm, OD :56 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 49 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :49.7 mm, Actual OD :56.7 mm, ID :49.7 mm, ID Tolerance :±0.36 mm, OD :56.7 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 49.7 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :58 mm, Actual OD :65 mm, ID :58 mm, ID Tolerance :±0.44 mm, OD :65 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 58 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :61 mm, Actual OD :68 mm, ID :61 mm, ID Tolerance :±0.44 mm, OD :68 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 61 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :71 mm, Actual OD :78 mm, ID :71 mm, ID Tolerance :±0.53 mm, OD :78 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 71 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :73 mm, Actual OD :80 mm, ID :73 mm, ID Tolerance :±0.53 mm, OD :80 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 73 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :77 mm, Actual OD :84 mm, ID :77 mm, ID Tolerance :±0.53 mm, OD :84 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 77 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :78 mm, Actual OD :85 mm, ID :78 mm, ID Tolerance :±0.53 mm, OD :85 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 78 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :79 mm, Actual OD :86 mm, ID :79 mm, ID Tolerance :±0.53 mm, OD :86 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 79 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :80 mm, Actual OD :87 mm, ID :80 mm, ID Tolerance :±0.53 mm, OD :87 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 80 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :82 mm, Actual OD :89 mm, ID :82 mm, ID Tolerance :±0.53 mm, OD :89 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 82 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :85 mm, Actual OD :92 mm, ID :85 mm, ID Tolerance :±0.53 mm, OD :92 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 85 mm ID, Width :3.5 mm, Level :Standard,
+ Add to CartSystem of Measurement :Metric, Header Primary :Oil-Resistant Buna-N O-Ring, Specifications Met :ASTM D2000, SAE J200, Actual Width :3.5 mm, Actual ID :88 mm, Actual OD :95 mm, ID :88 mm, ID Tolerance :±0.65 mm, OD :95 mm, OD Tolerance :±0.45 mm, Color :Black, Temperature Range :-20° to 250° F, Hardness :Durometer 70A, Material :Buna-N Rubber, Header Secondary :3.5 mm Wide, 88 mm ID, Width :3.5 mm, Level :Standard,
+ Add to Cart