Arrowhead Brass Vacuum Breaker Repair Kit 78B

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Forest green plastic cap with white nylon vacuum breaker with black rubber o-rings.

Arrowhead Brass PK1430 Air Vent Assembly for 420 Series Vacuum Breaker - Image 3

WHAT OUR CUSTOMERS SAY…

“Fast, friendly, knowledgeable, hard to find items not carried by most big box stores. ”

-William S.

02/23/2026

$17.47

The Arrowhead PK1430 is an air-vent vacuum breaker assembly repair kit used for Arrowhead Brass 420 and 450BFP series frost-free hydrants. It is designed to prevent backflow and ensure proper air pressure in the plumbing system.

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Fix leaking outdoor faucets instantly with this complete vacuum breaker assembly. The PK1430 includes a green cap, plunger, seal, and O-ring designed specifically for Arrowhead 420 and 455BFP series frost-proof hydrants. Durable and easy to install, this kit restores proper backflow prevention to your outdoor plumbing.

PK1430

78B
420 series vacuum breaker air-vent Includes green cap,
plastic body & plunger, O-ring and plunger seal.

UPC:690043001265

Customer submitted images.

Common questions about this product

Yes, this is the OEM recommended part.

If you’re not sure text us a picture 1-888-275-6635 or email us a picture at noelsplumbingsupply@fuse.net.

We will make sure you have the right part.

WHAT OUR CUSTOMERS SAY…

“Noel's Plumbing Supply found this place on Google maps. In and out service. The person I was speaking to the desk offered me a selection knew exactly what I needed price was really reasonable. You don't know how much it means to a homeowner to be able to come in without any run around trying to sell you something you don't need. I recommend this establishment to all my family and friends. ”

-Steve C