O-RING; INTERIOR DIAMETER: 71.12 MM; OUTER DIAMETER: 76.36 MM; THICKNESS: 2.62MM; MATERIAL: NITRILE BUTADIENE-NBR; SHORE HARDNESS: S HORE 70 "A" ±5; ACCORDING TO ASTM D2000-70B STANDARD. CLASSIFICATION 3CH720-A25 B14 E16 E36. CHARACTERISTICS AND TESTS: ACCORDING TO IRAM 11308 2 AND 113087 STANDARDS. APPLICATIONS: STATIC AND DYNAMIC USE OF VAIVEN; HYDRAULIC OR PNEUMATIC FOR COMPRESSED AIR. MINERALS, DERIVATIVES OF PET ROLEO, WATER AND FREON 12 DIMENSIONAL STANDARD SAE AS 568/ISO 3601-1; IDENTIFICATION ACCORDING TO ASTM D2000/SAE J200 STANDARD; BLACK COLOR; TEMPERATURE RANGE FROM -55 TO 100°C; TOLERANCE ACCORDING TO DIN 3771/ISO 3601; BRAND 1: PARKER; N-PART 1: 2-149-NBR-SH70