4" x 6" Black Pipe Nipple length_3" material: Copper connection: Sweat Features:

material:    Copper connection:    Sweat Features:    Made in the USA    Lightweight and Strong    IAPMO approved    ANSI approved

9 (except Wall) and MSS SP-43   Manufacturing facility is ISO 9001:2008   Independent lab verification that fittings meet applicable chemical & mechanical properties

This feature also protects the fitting threads from damage during handling

material:   Black Malleable Iron connection:   Threaded Thread Type:   Female

Conforms to ASTM-C1540

4" x 6" Black Pipe Nipple length_3" material: Copper connection: Sweat Features:material: Black Steel connection: Threaded Thread Type: Male Features: Meets or exceeds all applicable ASTM and ANSI standards Made in The U. S. A.