Stainless Steel Pipe Fitting, Hex Nipple, 1/4 in. Male NPT x 1/4 in. Male ISO Tapered Thread | Nipples | Pipe Fittings | Fittings | All Products | Swagelok
316 Stainless Steel, 3/4 in x 3/4 in Fitting Pipe Size, Hex Long Nipple - 14M062|12-12 MHLN-SS 3.0 - Grainger
304 Stainless Steel, 1/2 in x 3/8 in Fitting Pipe Size, Reducing Hex Nipple - 60VF85|ZUSA-PF-7833 - Grainger
USA Industrials - Pipe Reducing Hex Nipple: 3/8 x 1/4″ Fitting, 316 Stainless Steel - 96968540 - MSC Industrial Supply
DERPIPE Hex Nipple 3/4 Inch Male NPT Stainless Steel 304 Threaded Pipe Fitting for Brew Kit, Home Piping Application, Compatible for DERNORD - Amazon.com