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Part # 4742-137

Manufacturer Code 550-4240

Dimensions 2.85" L x 1.35" W x 1.35" D

Alternate Part #'s 550-4240, 5504240, 715-4201, 7154201, 14-270-1116, WW5504240B, WWP550-4240

Product Description

SCREW, PRESSURE RELIEF With O-RING

  • WW5504240B, Waterway Plastics Item Number 550-4240B
  • Used On Waterway Crystal Water D.E. Filters
  • Used On Waterway Crystal Water Cartridge Filters
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?     Asked on 8/17/2020by Jackie Stokes

Sorry another question what size o-ring is on this please
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A  Answered on 8/17/2020 by InyoPools Product Specialist Lennox H.

Hi, Jackie. The Air Relief O-ring - 111 is 7/16" ID, 3/32" thick.
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