Mechanical Face Seal - Type DF is a robust sealing solution designed for extreme environments. Featuring two metallic seal rings and elastomeric torque rings, it provides excellent protection against dirt, mud, water, and other contaminants. Ideal for use in tracked vehicles, construction, mining, and agricultural machinery, the Type DF seal ensures long-lasting, reliable performance with minimal maintenance in harsh operating conditions.
Rotary/Heavy Duty Seal:
Ring Diameter Outside214.3 mm
Ring Diameter Inside193 mm
Signature StandardTLDFA1930-2CP00
Quality (10th Digit)-
TSS Article Number (3 to 9)DFA1930
Type of Article0
Root Ring Inside Diameter193 mm
Article GroupTL
Root Ring Outside Diameter214.3 mm
Root Ring Thickness31 mm
Ring Thickness31 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