Viton FKM AN7 o'ring sold by 10, 25 and 50. Oftenly used on high pressure hoses on the regulator side. Hardness is conform to high pressure usage.
O'ring : - DImensions : AN7 (9,25mm x 1,78mm) - Material : VITON - Usage : NITROX
Also called as 2037 o'ring or 110 o'ring