U.S. Solid Brass Hex Nipple - 1/4 x 1/4 NPT Male Pipe Fitting

Ags Brass Hex Nipple, 1-7/16 Length, Male (3/8-18 NPT), 1/card PTF-66C

U.S. Solid Brass Pipe Fitting, Hex Nipple, 3/4 x 3/4 NPT Male Pipe Adapter

1/4 NPT Female Hex Nipple Reducer Brass Pipe Fitting Connector Adapter Water Gas Oil Fuel - AliExpress

U.S. Solid 2pcs Winterize Brass Adapters - Male/Female 3/4” RV

1/2 Male NPTF Hex Nipple Brass Straight Pipe Fitting 1200 PSI Maximum – compressor-source

U.S. Solid Brass Pipe Fitting Hex Nipple - 3/8 x 3/8 NPT Male

LTWFITTING Brass Pipe Hex Nipple Fitting 1/4 x 1/4 Inch Male Pipe NPT MNPT MPT Air Fuel Water(Pack of 100)

U.S. Solid 1pc Stainless Steel Pipe Fitting Hex Nipple MNPT 1/4 x MNPT 1/4

922248-5 Hex Nipple: Brass, 1/4 in x 1/4 in Fitting Pipe Size, Male NPT x Male NPT, 1 3/8 in Overall Lg, Male

U.S. Solid Brass Hex Nipple - 3/4 x 3/4 NPT Male Pipe Fitting Adapter 2pcs - U.S. Solid

1/4 NPT x 1.5 Long Male Pipe Nipples Threaded Brass Fittings Connect – compressor-source

uxcell Brass Pipe Fitting, Hex Nipple, 1/4 NPT x 1/4 NPT Male Pipe, Pack of 5

U.S. Solid Brass Hex Nipple - 1/4 x 1/4 NPT Male Pipe Fitting