Mechanical Face Seal - Type DO is a high-performance seal designed for severe operating conditions. It consists of two lapped metal sealing rings and elastomeric O-rings for torque transmission and sealing. Ideal for construction, mining, and agricultural equipment, the Type DO provides exceptional protection against contaminants like dirt, water, and mud, ensuring long service life and reliable performance in harsh environments.
Rotary/Heavy Duty Seal:
Ring Diameter Outside91.9 mm
Ring Diameter Inside73 mm
Signature StandardTLDOA0731-2CP00
Quality (10th Digit)-
TSS Article Number (3 to 9)DOA0731
Type of Article0
Root Ring Inside Diameter73 mm
Article GroupTL
Root Ring Outside Diameter91.9 mm
Root Ring Thickness31.8 mm
Ring Thickness31.8 mm
Compound code2CP00
Material Information for the product(s) on this page
N668G
Material Type:
NBR
Hardness unit:
Shore A
Minimum Temperature:
-25
Minimum Hardness:
60
Maximum Temperature:
110
Maximum Hardness:
60
Color:
Black
Gravity Tolerance:
+/-0.02
Material Code Class:
Elastomer
Gravity Unit:
g/cm³
Shore A Hardness:
60+/- 5
Material:
N668G
Hardness Tolerance:
+/- 5
Specific Gravity:
1.21