English
Back-up Ring Type BD / concave, cut is a high-performance support ring designed to prevent seal extrusion in high-pressure applications. Featuring a concave profile and a cut design for easy installation, it is used behind O-Rings to enhance sealing reliability. Ideal for static and dynamic applications, this back-up ring offers excellent pressure resistance and extends seal life in hydraulic and pneumatic systems.
BU Concave cut OD:
Ring Width3.1 mm
Ring Diameter Outside65 mm
TSS Article Number (3 to 9)3100650
Signature StandardBD3100650-PTB44
Type of Article0
Quality (10th Digit)-
Article GroupBD
Root Ring Outside Diameter65 mm
Root Ring Thickness1.7 mm
Root Ring Width3.1 mm
Ring Thickness1.7 mm
Compound codePTB44
Material Information for the product(s) on this page
PTB44
Shore D Hardness:
60+/- 5
Material Type:
PTFE
Minimum Hardness:
60
Material:
PTB44
Hardness unit:
Shore D
Maximum Temperature:
260
Minimum Temperature:
-200
Material Code Class:
Thermoplastic
Gravity Tolerance:
+/-0.07
Color:
Brown
Maximum Hardness:
60
Hardness Tolerance:
+/- 5
Specific Gravity:
3.05
Gravity Unit:
g/cm³