Universal Compatibility: Designed for American Plumber W34-OR and Pentek 151120; also fits Culligan 01019184, Ametek Kleen-Plus 151120-03, Omnifilter WH1/WH5, and 50+ models (see full list below). Precision Dimensions: 3.9” ID x 4.15” OD x 0.14” thickness ensures leak-proof performance, matching OEM specifications. Cost-Effective 10-Pack: Ideal for long-term use in residential & commercial water filtration systems—no more frequent reorders! Premium Buna-N Material: Resists wear, heat, and corrosion; outperforms standard rubber in durability and sealing efficiency. Eco-Friendly Savings: Avoid replacing entire cartridges—reduce maintenance costs by 90% while minimizing waste.

Upgrade your water filtration system with confidence! Engineered for American Plumber, Pentek 151120, and other leading brands, these W34-OR O-rings are crafted from industrial-grade Buna-N nitrile rubber to withstand high pressure and temperature fluctuations, ensuring a tight seal for years.

Perfect For:
Homeowners: Safeguard your drinking water by replacing worn seals promptly.
Commercial Facilities: Keep operations smooth with bulk 10-pack backups.
Vintage Systems: Revive discontinued models (e.g., Hydrotech 151120, DuPont WFAO150) effortlessly.

Compatible Models:
Brands: American Plumber, Pentek, Culligan, Ametek Kleen-Plus, Omnifilter, Aqua-Flo, and more.
Part Numbers: 151120-03, OR-34, 01019184, WH1/WH5/WH12, 150071, HF-150/HF-360, etc.

Why Choose Us:
Rigorously tested to meet industrial standards.
10-pack ensures you’re always prepared for emergencies.
Save 70% vs. OEM parts—same performance, no compromises!

O-Ring Compatible With The Following:

• For Pentek 151120 O-Rings
• For Pentek # 10, 12 & 20 Filter Housings With 3/4” Inlet/Outlet Connections.
• For Pentek 150071 Filter Housing.
• For Culligan Or-34, 01019184, 151120-27 O-Rings.
• For Culligan Hf-150, Hf-150a, Hf-160, Hf-360 Filter Housings.
• For American Plumber 152030 O-Rings.
• For American Plumber W34-Pr, Wc34-Pr, Wv34, Wvc34 Filter Housings.
• For Ametek Kleen-Plus 151120-03, Or-34 O-Rings.
• For Ametek Kleen-Plus Pscl-Si, Pscl-S1, Ps-Oo, Ps-00, Pvhcl-Si, Pvhcl-S1 Filter Housings.
• For Ace Hardware 46766 O-Rings.
• For Ace Hardware 45025, 46764, 46764, Hf-150ace Filter Housings.
• For Omnifilter 151120, Or-34 O-Rings.
• For Omnifilter Wh1, Wh5, Wh12, Ob1 (Series A), U25 (Series E) Filter Housings.
• For Aqua-Flo 26264 Filter Housing.
• For Hydrotech 151120 O-Rings.
• For Pura Or-34 O-Rings.
• For Us Filter Or-34 O-Rings.
• For Dupont Wfao150 O-Rings.