F4 Back-up Rings
Polytetrafluoroethylene (Teflon) flat gaskets are the main sealing element used for extrusion resistance. The application is extremely wide. They are usually used together with other type of gaskets. During installation, precautions should be taken to avoid sharp edges.
Back-up ring F4 55x63x2 PTFE KVK/China
Product data

Ød=53 mm ; ØD=63 mm ; T=2 mm
Material: Polytetrafluoroethylene (Teflon) PTFE
Application range (the following limit values cannot appear at the same time):
Speed: = 0 m/s (static seal)
Temperature: -30°C ~ +100°C
Media: mineral-based hydraulic oils and emulsions
Manufacturer:
Zhongxingshun Sealing Products Factory
In stock 30 pcs.
Back-up ring F4 53x63x3 PTFE KVK/China
Product data

Ød=53 mm ; ØD=63 mm ; T=3 mm
Material: Polytetrafluoroethylene (Teflon) PTFE
Application range (the following limit values cannot appear at the same time):
Speed: = 0 m/s (static seal)
Temperature: -30°C ~ +100°C
Media: mineral-based hydraulic oils and emulsions
Manufacturer:
Zhongxingshun Sealing Products Factory
In stock 13 pcs.
Back-up ring F4 53x63x2 PTFE KVK/China
Product data

Ød=53 mm ; ØD=63 mm ; T=2 mm
Material: Polytetrafluoroethylene (Teflon) PTFE
Application range (the following limit values cannot appear at the same time):
Speed: = 0 m/s (static seal)
Temperature: -30°C ~ +100°C
Media: mineral-based hydraulic oils and emulsions
Manufacturer:
Zhongxingshun Sealing Products Factory
In stock 13 pcs.
Back-up ring F4 53x63x1.5 PTFE KVK/China
Product data

Ød=53 mm ; ØD=63 mm ; T=1.5 mm
Material: Polytetrafluoroethylene (Teflon) PTFE
Application range (the following limit values cannot appear at the same time):
Speed: = 0 m/s (static seal)
Temperature: -30°C ~ +100°C
Media: mineral-based hydraulic oils and emulsions
Manufacturer:
Zhongxingshun Sealing Products Factory
In stock 15 pcs.
Back-up ring F4 40x50x1.5 PTFE KVK/China
Product data

Ød=40 mm ; ØD=50 mm ; T=1.5 mm
Material: Polytetrafluoroethylene (Teflon) PTFE
Application range (the following limit values cannot appear at the same time):
Speed: = 0 m/s (static seal)
Temperature: -30°C ~ +100°C
Media: mineral-based hydraulic oils and emulsions
Manufacturer:
Zhongxingshun Sealing Products Factory
In stock 13 pcs.
Back-up ring F4 115x125x2 PTFE KVK/China
Product data

Ød=115 mm ; ØD=125 mm ; T=2 mm
Material: Polytetrafluoroethylene (Teflon) PTFE
Application range (the following limit values cannot appear at the same time):
Speed: = 0 m/s (static seal)
Temperature: -30°C ~ +100°C
Media: mineral-based hydraulic oils and emulsions
Manufacturer:
Zhongxingshun Sealing Products Factory
In stock 18 pcs.
Back-up ring F4 110x120x2 PTFE KVK/China
Product data

Ød=110 mm ; ØD=120 mm ; T=2 mm
Material: Polytetrafluoroethylene (Teflon) PTFE
Application range (the following limit values cannot appear at the same time):
Speed: = 0 m/s (static seal)
Temperature: -30°C ~ +100°C
Media: mineral-based hydraulic oils and emulsions
Manufacturer:
Zhongxingshun Sealing Products Factory
In stock 12 pcs.
Back-up ring F4 105x110x1.25 PTFE KVK/China
Product data

Ød=105 mm ; ØD=110 mm ; T=1.25 mm
Material: Polytetrafluoroethylene (Teflon) PTFE
Application range (the following limit values cannot appear at the same time):
Speed: = 0 m/s (static seal)
Temperature: -30°C ~ +100°C
Media: mineral-based hydraulic oils and emulsions
Manufacturer:
Zhongxingshun Sealing Products Factory
In stock 20 pcs.
Back-up ring F4 100x110x3 PTFE KVK/China
Product data

Ød=100 mm ; ØD=110 mm ; T=3 mm
Material: Polytetrafluoroethylene (Teflon) PTFE
Application range (the following limit values cannot appear at the same time):
Speed: = 0 m/s (static seal)
Temperature: -30°C ~ +100°C
Media: mineral-based hydraulic oils and emulsions
Manufacturer:
Zhongxingshun Sealing Products Factory
In stock 18 pcs.
Back-up ring F4 100x110x2 PTFE KVK/China
Product data

Ød=100 mm ; ØD=110 mm ; T=2 mm
Material: Polytetrafluoroethylene (Teflon) PTFE
Application range (the following limit values cannot appear at the same time):
Speed: = 0 m/s (static seal)
Temperature: -30°C ~ +100°C
Media: mineral-based hydraulic oils and emulsions
Manufacturer:
Zhongxingshun Sealing Products Factory
In stock 40 pcs.
