Manufacturers of O Rings

O'rings: are torus or doughnut shaped rings defined by their Inner Diameter (I.D)& 'Cross Section' (C.S)

SEALTECH provides quality 'O' Rings from as small as 0.74MM (I.D) to 1800MM (I.D) giant size without joints (Die Made) in all elastomers.


O Rings are manufactured according to various International Standards viz. AS-568A, DIN 3771, BS 1806, SMS 1586, METRIC, JIS 2401, AS, AN, AMS, NAS, BS, Custom & Special Standards etc.


  • Automotive
  • Fluid Power
  • Electronics
  • Hydraulic Fittings
  • Valves and Pumps
  • Power Generation
  • Instrumentation
  • Filtration
  • Hydraulic Cylinders
  • Plumbing Products
  • Petrochemicals
  • Chemicals & Fertilizer Plants
  • Pharmaceuticals
  • Pneumatic Cylinders
  • Dairy/Food Processing
  • Earthmoving & Construction Equipment

Manufacturers of O Rings

O-Rings are manufactured from over 15 different Polymers which include Nitrile (NBR), Fluorocarbon (Viton®), Silicon (VMQ), Fluorosilicone (FVMQ), Polyurethane, PTFE , Natural Rubber (NR), Ethylene Propylene (EPDM), Hydrogenated Nitrile Rubber (H-NBR), Carboxylated Nitrile Rubber(X-NBR), Styrene Butadiene Rubber (SBR), Perfluoroelastomer (FFKM), Chloroprene (Neoprene®).