X

Save with Auto-Ship

Get the product you need, exactly when you need it, delivered right to your door. No more searching for the right part number, we've got you covered. Plus, you'll save $$ on every order and shipping is on us. Learn more

Save Money

Free Shipping*

Choose Frequency

*Free Shipping available in the contiguous US

American Plumber, Culligan, Pentek OR-100 O-Ring for Big Blue Housings

SKU
TIER1-OR-100
Price $4.99 List Price Price $9.99 Save 50%
Availability: In Stock
Choose a quantity
  • 1Filter$4.99 
  • 3Filters Price $4.59 each
  • 6Filters Price $4.19 each
  • The OR-100 rubber gasket is 5.75-inch outside diameter and is a Buna-N FDA grade o-ring
  • The OR-100 O-Ring gasket is used to seal the housing sump to the housing cap to prevent leaks
See more product details
The OR-100 o-ring is a lubricated rubber gasket for Big Blue whole house housings. The OR-100 is NOT for Big Clear housings. The OR-100 O-Ring has been branded under Ace Hardware, American Plumber, Ametek, Culligan, Pentek, and USFilter Plymouth Products. The OR-100 o-ring should be replaced every two filter changes or if there is damage to the OR-100 oring. The Pentek OR-100 o-ring gasket should be well lubricated with silicone lubricant to prevent leaks in the water filtration system.
Package Qty1
Used In BrandsPentek, Tier1
Manufacturer's IdOR-100
UPC799932614545
Actual Size (in)5 1/2 inches (inside diameter) x 5 3/4 inches (outside diameter) x 3/16 inches (width)
Actual Size (cm)13.97 x 14.605 x 0.47625
ColorBlack
Warranty GuaranteeUnconditional Product Guarantee for Life of the Product

Reduced Contaminants

The TIER1-OR-100 is comparable with the following part numbers

TIER1-OR-100
OR-100

The TIER1-OR-100 fits the following model numbers

AP802
HFPP-1-WPR10
HFPP-112-PR10
HFPP-34-PR-10

Instructions

  1. The OR-100 o-ring is perfectly doubled up in the package so the o-ring looks too small for your housing at first glance
  2. Once you take it out of the package, you will see the OR-100 o-ring is the correct size for the Big Blue housings

Reset Instructions