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V 12 X 3 X 5.5
WVA0012 NBR60
UPC: 42905245
USD $3.85 /EACH
- Quantity Available: 83
- Availability: In stock
NBR V Seal (WVA)
An elastomer axial seal for shafts and bearings. It seals axially against a counterface. This type of seal is widely used for several applications and has been proven to be reliable and effective against dust, dirt, water, oil splash and other media. The seal consists of 3 parts: The seal body, installed with interference to the shaft, The hinge, acting as a sprung connection between the body and the lip, The conical self adjusting lip which provides the actual dynamic sealing against the counterface.
Type: WVA
The most common profile. It has a perpendicular rear face.
Material: NBR (Natural Rubber)
Working temperature: -40°C/-40°F to
+120°C/248°F in oil / +90°C/194°F in water
Advantages: Good resistance to mineral oil and grease, good resistance to water and radiator fluid, high tear strength.
Limitations: Poor resistance to high-alloyed hypoid oil, not resistant to automotive brake fluid, poor resistance to polar fluids (ketones, ethers, esters), poor resistance to chlorinated hydrocarbons (carbon tetrachloride, trichlorethylene), poor resistance to aromatic solvents.