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Pentek 151121 O-Ring for 3/8″ & 1/2″ #5 & #10 Slim Line Housings


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Find the Best Deals on the Pentek 151121 O-Ring for 3/8″ & 1/2″ #5 & #10 Slim Line Housings – Maintain a Leak-Free and Reliable Filtration System.

Pentek 151121 O-Ring for 3/8″ and 1/2″ #5 & #10 Slim Line Housings Specifications:

  • Inside Diameter: 3-3/8″
  • Outside Diameter: 3-3/4″

Pentek O-Ring Replacement Overview:

  • The o-ring is used to seal the housing canister to the housing cap to prevent leaks.
  • We recommend replacing your o-ring every third filter change or when the o-ring is damaged.

Pentek 151121 Oring Compatible Housings:

  • Any 3.5″ Diameter Housings
  • #5 and #10 Slim Line Housings
  • 3/8″ Inlet/Outlet Slim Line Housings with a 3.5″ diameter housing sump
  • 3G Housings
  • Pentek 158622 10″ 3G Slim Line Filter Housing 1/2″ Clear Sump
  • Ace Hardware 45335, 45449, 48166, 49562, 4001699, 4158515
  • American Plumber WLCS-500, WRO-3167
  • Ametek Kleen-Plus / Pentek CSL-CIK, CCF-201, CTR-CMR-10, PSCL-C2, US-560, US-560K, SY-5167, SY-5197
  • Culligan RVF-10, US-316, US-550
  • US Filter RO-2127, RO-2300, RO-2300-A, RO-3167

The Pentek #237 O-Ring lso replaces the following o-ring models:

  • American Plumber W38-OR , 152031
  • Ametek 151121
  • Culligan OR-38
  • Pentek 151121, #237
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The Pentek 151121 O-Ring is designed with precision to deliver a perfect fit for your Slim Line housing. Its durable construction and precise dimensions guarantee a dependable seal, preventing any water leakage or drips. With this replacement O-Ring, you can trust that your Slim Line housing will maintain optimal performance.

Replacing the O-Ring is a simple and hassle-free process. Just remove the old O-Ring from your Slim Line housing and install the Pentek 151121 O-Ring in its place. The flexible material of the O-Ring allows for easy installation, ensuring a quick and convenient setup. Rest assured that your water filter housing will be securely sealed, providing uninterrupted filtration.

Regularly replacing the O-Ring in your Slim Line housing is essential to maintain its effectiveness and prevent potential leaks. The Pentek 151121 O-Ring ensures a reliable and long-lasting seal, extending the lifespan of your filtration system.

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