Mission C-500HW 5" Heavyweight Coupling

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Model: NHC500HW

UPC: 016846191161

C-500HW Mission 5" Heavyweight Coupling

Tensile Strength: 1500 PSI min.
Elongation: 250%
Accelerated Aging: 15% max. tensile and 20% max. elongation deterioration.10 pts. max. increase in hardness. All determinations after oven aging for 96 hrs. at 158°F.
Compression Set: 15% max. after 22 hrs. at 158°F
Oil Immersion: 80% max. volume change after immersion in IRM oil #3 for 70 hrs. at 212°F.
Ozone Cracking: No visible cracking at 2X magnification of the gasket after 100 hrs. exposure in 1.5 PPM ozone concentration at 100°F testing and inspection to be on gasket which is loop-mounted to give approx. 20% elongation of outer surface.
Tear Resistance: Die C 150 lbs. max/inch of thickness
Water Absorption: 20% max. by weight after 7 days at 158°F