LTWFITTING 1/8 in. x 4 in. MIP Brass Nipple Fitting (25-Pack) HF10626425 - The Home Depot

Everbilt 1/8 in. x 4 in. MIP Brass Nipple Fitting 802549 - The Home Depot

LTWFITTING Brass Pipe 4 Long Nipple Fitting 3/8 male NPT Air Water(Pack of 5)

This LTWFITTING Pipe fitting is made from solid, lead free brass stock and has male tapered pipe threads on both ends. Brass is very durable and resists corrosion. NPT Thread size is not determined by its outside thread.

LTWFITTING Brass Pipe 4 inch Long Nipple Fitting 1/8 male NPT Air Water(Pack of 5)

LTWFITTING 1/8 in. MIP Brass Pipe Hex Nipple Fitting (5-Pack) HF306205 - The Home Depot

LTWFITTING 1/4 in. FIP x 1/8 in. MIP Brass Pipe Adapter Fitting (5-Pack) HF1024205 - The Home Depot

LTWFITTING 1/4 in. FIP x 1/8 in. MIP Brass Pipe Adapter Fitting (5-Pack) HF1024205 - The Home Depot

LTWFITTING 1/8 in. MIP Brass Pipe Hex Nipple Fitting (5-Pack) HF306205 - The Home Depot

LTWFITTING 1 in. x 8 in. MIP Brass Nipple Fitting HF1061612801 - The Home Depot

LTWFITTING 1-1/4 in. x 4-1/2 in. Brass MIP Nipple Fitting HF106207201 - The Home Depot

Everbilt 1/4 in. x Close MIP Brass Nipple Fitting 802629 - The Home Depot