Extreme Heat FFKM Orings Now In Stock

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  • Boss Buna 70 & 90 Orings
  • Boss FKM Black 75 & 90 Orings
  • Boss FKM Brown 75 & 90 Orings
  • Buna Back-up Rings
  • Buna O'ring 70
  • Buna O'ring 90
  • CharLynn Seal Kits
  • Doosan Seal Kits
  • Effer Cranes
  • EPDM 70 O'ring
  • Fassi Crane Seal Kits
  • FFKM O-rings
  • Fiat-Hitachi Seal Kits
  • FKM Black O'ring
  • FKM Brown O'ring
  • FKM Green O'ring
  • FKM O'ring 90 Black
  • FKM O'ring 90 Brown
  • Furukawa Seal Kits
  • Fusion® AP® Oring Kits
  • FX Airgun Oring Kits
  • Garter Springs Stainless
  • Hiab Seal Kits
  • Hitachi Seal Kits
  • HNBR Orings
  • Hydraulic Flange Orings
  • Hydraulic ORS Orings
  • Hydroline Kits
  • HYVA Seal Kits
  • Hyundai Seal Kits
  • JCB Seal Kits
  • Kalmar Lift Truck Seals
  • KATO Seal Kits
  • Kobelco Seal Kits
  • Komatsu Lift Truck Seals
  • Komatsu Seal Kits
  • Kubota Seal Kits
  • Liebherr Seal Kits
  • Longwall and Mining Seals
  • Longwall and Mining Wipers
  • Metric Axial Gamma Seal
  • Metric Back Up Rings
  • Metric Buffer Rod Seal
  • Metric Buffer Y Seals
  • Metric Buna 70 orings
  • Metric Buna 90 Orings
  • Metric Double Acting Piston Seal
  • Metric End Cap Covers
  • Metric EPDM 70 Orings
  • Metric FFKM O-rings
  • Metric FKM Orings
  • Metric FKM 90 O-rings
  • Metric FKM X Rings
  • Metric FKM Din 3869 D Rings
  • Metric HNBR Orings
  • Metric JIS Orings
  • Metric NBR Din 3869 D Rings
  • Metric Oil Shaft Seals Buna
  • Metric Oil Shaft Seals 150PSI
  • Metric Oil Shaft Seals FKM
  • Metric Oil Shaft Seals VG Style
  • Metric O-ring Cord Buna
  • Metric O-ring Cord EPDM
  • Metric O-ring Cord FKM
  • Metric O-ring Cord Silicone
  • Metric Piston Ring Cast Iron
  • Metric Piston T Seals
  • Metric Piston Seals
  • Metric PTFE Back Up Rings
  • Metric PTFE Piston Seals
  • Metric PTFE White Orings
  • Metric Silicone Orings
  • Metric U Cup Linear Seals
  • Metric U Cup Piston Seals NBR
  • Metric U Cup Piston Seals
  • Metric U Cup Rod Seals
  • Metric U Cup Seals
  • Metric U Cup Seals Loaded
  • Metric U Cup Seals Nitrile
  • Metric Vee Packing Seals
  • Metric V-Rings
  • Metric Wear Guide Rings
  • Metric Wiper Metal Clad Dust Seals
  • Metric Wiper Urethane/NBR
  • Metric X Rings
  • Mitsubishi Lift Truck Seals
  • Nissan Lift Truck Seals
  • Oil Shaft Seals - Inch
  • Parker HMI Seal Kits
  • PTFE Backup Solid/Split
  • PTFE O'ring
  • PTFE Piston Seals
  • Rexroth Seal Kits
  • Rod/Piston Seals - Inch
  • Rod Wipers Metal Clad- Inch
  • Rod Wipers Urethane-Inch
  • Silicone O'ring - Red
  • Silicone O'ring - Transparent
  • Takeuchi Seal Kits
  • TCM Lift Truck Seals
  • Toyota Seal Kits
  • Volvo Seal Kits
  • Volvo Orings
  • X Rings FKM
  • Yanmar Seal Kits
  • Yutani Seal Kits
  • X Rings Buna
  • Propositon 65

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  • Generic
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  • Boss Buna 70 & 90 Orings
  • Boss FKM Black 75 & 90 Orings
  • Boss FKM Brown 75 & 90 Orings
  • Buna Back-up Rings
  • Buna O'ring 70
  • Buna O'ring 90
  • CharLynn Seal Kits
  • Doosan Seal Kits
  • Effer Cranes
  • EPDM 70 O'ring
  • Fassi Crane Seal Kits
  • FFKM O-rings
  • Fiat-Hitachi Seal Kits
  • FKM Black O'ring
  • FKM Brown O'ring
  • FKM Green O'ring
  • FKM O'ring 90 Black
  • FKM O'ring 90 Brown
  • Furukawa Seal Kits
  • Fusion® AP® Oring Kits
  • FX Airgun Oring Kits
  • Garter Springs Stainless
  • Hiab Seal Kits
  • Hitachi Seal Kits
  • HNBR Orings
  • Hydraulic Flange Orings
  • Hydraulic ORS Orings
  • Hydroline Kits
  • HYVA Seal Kits
  • Hyundai Seal Kits
  • JCB Seal Kits
  • Kalmar Lift Truck Seals
  • KATO Seal Kits
  • Kobelco Seal Kits
  • Komatsu Lift Truck Seals
  • Komatsu Seal Kits
  • Kubota Seal Kits
  • Liebherr Seal Kits
  • Longwall and Mining Seals
  • Longwall and Mining Wipers
  • Metric Axial Gamma Seal
  • Metric Back Up Rings
  • Metric Buffer Rod Seal
  • Metric Buffer Y Seals
  • Metric Buna 70 orings
  • Metric Buna 90 Orings
  • Metric Double Acting Piston Seal
  • Metric End Cap Covers
  • Metric EPDM 70 Orings
  • Metric FFKM O-rings
  • Metric FKM Orings
  • Metric FKM 90 O-rings
  • Metric FKM X Rings
  • Metric FKM Din 3869 D Rings
  • Metric HNBR Orings
  • Metric JIS Orings
  • Metric NBR Din 3869 D Rings
  • Metric Oil Shaft Seals Buna
  • Metric Oil Shaft Seals 150PSI
  • Metric Oil Shaft Seals FKM
  • Metric Oil Shaft Seals VG Style
  • Metric O-ring Cord Buna
  • Metric O-ring Cord EPDM
  • Metric O-ring Cord FKM
  • Metric O-ring Cord Silicone
  • Metric Piston Ring Cast Iron
  • Metric Piston T Seals
  • Metric Piston Seals
  • Metric PTFE Back Up Rings
  • Metric PTFE Piston Seals
  • Metric PTFE White Orings
  • Metric Silicone Orings
  • Metric U Cup Linear Seals
  • Metric U Cup Piston Seals NBR
  • Metric U Cup Piston Seals
  • Metric U Cup Rod Seals
  • Metric U Cup Seals
  • Metric U Cup Seals Loaded
  • Metric U Cup Seals Nitrile
  • Metric Vee Packing Seals
  • Metric V-Rings
  • Metric Wear Guide Rings
  • Metric Wiper Metal Clad Dust Seals
  • Metric Wiper Urethane/NBR
  • Metric X Rings
  • Mitsubishi Lift Truck Seals
  • Nissan Lift Truck Seals
  • Oil Shaft Seals - Inch
  • Parker HMI Seal Kits
  • PTFE Backup Solid/Split
  • PTFE O'ring
  • PTFE Piston Seals
  • Rexroth Seal Kits
  • Rod/Piston Seals - Inch
  • Rod Wipers Metal Clad- Inch
  • Rod Wipers Urethane-Inch
  • Silicone O'ring - Red
  • Silicone O'ring - Transparent
  • Takeuchi Seal Kits
  • TCM Lift Truck Seals
  • Toyota Seal Kits
  • Volvo Seal Kits
  • Volvo Orings
  • X Rings FKM
  • Yanmar Seal Kits
  • Yutani Seal Kits
  • X Rings Buna
  • Propositon 65

    • Shop by Brand

  • Generic
  • View all Brands

    • Metric Back Up Rings

    These metric Buna 90 durometer Back up rings are gasket-like shape that is used to keep orings from twisting and extruding under pressure. Back ups in this category are for metric orings. 

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