Washer (Fits over 1/2 MPT Nipple) - Stainless – NY Brew Supply

Washer used for a shim or for use with weldless fittings. Approx 7/8" hole fits over 1/2" mpt threaded stainless nipples. Made of Stainless Steel.
Washer used for a shim or for use with weldless fittings. Approx 7/8 hole fits over 1/2 mpt threaded stainless nipples. Made of Stainless Steel.

Here's the most commonly used flat washer in home brewing. The OD of 1.5, ID of 7/8 and thickness of 3/32 fits all your 1/2 NPT type barb,

304 SS Stainless Steel Homebrew FLAT WASHER for 1/2 NPT Pipe AN960C 18-8 Navy Grade - Hobby Homebrew

Washer (Fits over 1/2 MPT Nipple) - Stainless – NY Brew Supply

Washer (Fits over 1/2 MPT Nipple) - Stainless – NY Brew Supply

Iron & Steel Pipe Fittings in Northern California (CA) on

Chrome Plated Brass Coupling Hex Nut. US Beer Industry Standard Thread 7/8-14 (5/8 BSP)

Coupling Hex Nut, Beer

Shape:female to male,Connection:NPT-NPT The coupling has NPT threads for creating tighter seals than straight threads Nipple Bush Adapter for

SuperWhole 1/2 Female x 1/2 Male Nipple Bush Adapter Bushing Pipe Fittings NPT SS304

T&S Brass B-0425-M Supply Nipple Kit, 1/2-Inch NPT - Plumbing

Stainless Steel Fittings – NY Brew Supply

Washer used for a shim or for use with weldless fittings. Approx 7/8 hole fits over 1/2 mpt threaded stainless nipples. Made of Stainless Steel.

Washer (Fits over 1/2 MPT Nipple) - Stainless

RELIABILT 2-in Galvanized Union in the Galvanized Pipe & Fittings

Stainless Steel Barbed Splice (Barb OD) 7/16 x 7/16