5/16"-18 x 3" UNC F835 FHCS
5/16"-18 x 3" UNC Square S/S (Cup Pt) Case Hardened
5/16"-18 x 3" UNC A574 SHCS
5/16"-18 x 3" UNC Gr.2 Hex Bolt
5/16"-18 x 3" UNC Gr.5 Hex Bolt
5/16" x 3" UNC SHOULDER Bolt
5/8"-18 x 3" UNF F835 FHCS
5/8"-18 x 3" UNF A574 SHCS