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:
TSS Article Number (3 to 9)4301100
Signature StandardBD4301100-PTKC4
Type of Article0
Quality (10th Digit)-
Root Ring Inside Diameter101.4 mm
Ring Diameter Outside110 mm
Compound codePTKC4
Ring Diameter Inside101.4 mm
Root Ring Outside Diameter110 mm
Root Ring Width1.7 mm
Article GroupBD
Ring Thickness1.7 mm
Ring Width4.3 mm
Root Ring Thickness4.3 mm
Material Information for the product(s) on this page
PTKC4
Maximum Temperature:
260
Color:
Black
Minimum Temperature:
-200
Material Code Class:
Thermoplastic
Hardness unit:
Shore D
Gravity Unit:
g/cm³
Maximum Hardness:
63
Minimum Hardness:
63
Material:
PTKC4
Gravity Tolerance:
+/-0.03
Material Type:
PTFE
Specific Gravity:
2.08
Hardness Tolerance:
+/- 3
Shore D Hardness:
63+/- 3