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US Seal PS-163 0.500" PS Pump Seal

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  • PS-163 1/2" mechanical shaft seal
  • PS-163 seal seat OD measures 1.016" subtract 0.016" for rubber squeeze and you have the true OD measurement of 1.000". This seat gets pressed into the back side of the impeller.
  • PS-163 seal head ID measures 0.527" just enough clearance for the 1/2" shaft to pass through.
  • PS-163 seal head's metal cup OD measures 1.130". This head gets pressed into the casing opening which should measure close to 1.125".
US Seal
RRP: $14.80
$11.84 (You save $2.96)
0.00 LBS
Ships in 24 to 72 hours!
Calculated at checkout

 Product Description

US Seal PS-163 1/2" (0.500) Mechanical Shaft Seal. The photos above will give you some of the critical ID & OD measurements of the head and seat. To install your mechanical seal use what the experts use US Seal Installation Lubricant 10ml Tube. We've used this mechanical seal in spa and pool pumps like the Ampro-Diaclear, Lomart, Muskin, Sta-Rite LT series. We've also used this seal for other pumps as well like Leland Faraday, Little Giant, Barnes, Taco Pumps & Thrush Pumps. Please call if you have any questions (888) 341-1414. Here are the following other notes:

Seal Head Information:

  • Type B
  • O.D. 1.125"
  • Operating Height 0.537"

Seal Seat Information:

  • Type 1
  • O.D. 1.000"
  • Thickness 0.312"

Material Code:



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