O-RING; INTERNAL DIAMETER: 78.97 MM; OUTER DIAMETER: 86.03 MM; THICKNESS: 3.53 MM; MATERIAL: BUNA N NITRILE; SHORE HARDNESS: SHORE 90; ±5; CIRCULAR SECTION TORICS. ACCORDING TO ASTM D2000-70B STANDARD. CLASSIFICATION 3CH720-A25 B14 E16 E36. CHARACTERISTICS AND TESTS: ACCORDING TO IRAM STANDARDS 113082 AND 113087. NOTE: TOLERANCE FOR CORD DIAMETER; 3.53 (+/-0.10); APPLICATIONS: STATIC AND DYNAMIC USE OF VAIVEN; HYDRAULIC OR PNEUMATIC FOR COMPRESSED AIR. ADMISSIBLE TEMPERATURES IN CONTINUOUS SERVICES: -40º C TO 121º C.; FLUID FOR MINERAL OILS, DERIVED FROM PETROLEUM, WATER AND FREON 12; OTHER BRANDS: T010: ANGST PFISTER: OR 4132 – MERKEL; MANUFACTURER: PARKER; N-PART: 2-235-NBR-SH90