Forged steel (304 and 316 stainless steel).
Plain, electro-galvanized, hot-dip galvanized.
Hanger rod connector, tapped right hand x left hand thread to provide up to 6 inches of adjustment. Normally tapped for UNC-2A thread (standard).
Complies with Federal Specification WW-H-171-E (Type# 13), A-A-1192 A (Type# 13) and Manufacturers' Standardization Society MSS SP-58 and SP-69 (Type# 13).
Specify size, figure number and finish.
When figure 320I is supplied hot-dip galvanized, it is not tapped oversize.
