Caleffi 337221A 1/4" NPT Drain Cock w/Metal Seal
by Caleffi · Seal
Home & GardenHousehold Appliance AccessoriesFurnace & Boiler Accessories
| Manufacturer part number | 337221A |
|---|---|
| Plumbing Deals SKU | CALE337221A |
| UPC / GTIN | 8016615339543 |
| Availability | In stock at Plumbing Deals, as of 18 Oct 2026 |
Affiliate link: you pay on Plumbing Deals' site, under its shipping and returns. We may earn a commission. Delivery time is shown on Plumbing Deals' site.
Plumbing Deals prices are from its product feed as of 18 Oct 2026, not live; a 'Pack of' price is for the whole pack. The current price and stock are on Plumbing Deals' own page.
Description
From Plumbing Deals' product listing.
Providing a simple way to drain hydronic, plumbing, and mechanical systems, this 1/4" NPT drain cock features a reliable metal-to-metal seal that withstands repeated use. Its compact design fits tight mechanical spaces and supports controlled draining during service or winterization. Built for longevity, it handles pressure and temperature fluctuations commonly found in heating and plumbing equipment.