National Hardware Steel Threaded Rods Coarse Thread 5/16"-18 x 72" Size:5/16"-18 x 72" • Class 150 malleable iron

• Class 150 malleable iron pipe fittings

4-1/2” Specification Grade (Boxed)

Flows freely and provides a thick layer of cement on the pipe

Classic Series

vacuum and air lines)

National Hardware Steel Threaded Rods Coarse Thread 5/16"-18 x 72" Size:5/16"-18 x 72" • Class 150 malleable ironNational Hardware's 5 16" 18 x 72" Steel Threaded Rod is designed for hanging, connecting, clamping, and supporting in plumbing, heating and electrical applications and other do it yourself projects. Consists of UNC coarse threads Can be drilled, cut, heated, or shaped For interior applications Safe working load of 1,000 lbs Meets ASTM A307 Grade A