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)5802750
Signature StandardBD5802750-PTKC4
Type of Article0
Quality (10th Digit)-
Ring Diameter Outside275 mm
Compound codePTKC4
Root Ring Outside Diameter275 mm
Root Ring Width5.8 mm
Article GroupBD
Ring Thickness2.5 mm
Ring Width5.8 mm
Root Ring Thickness2.5 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