Hubbell-Raco 274 Concrete Ring

2289837 MFG #: 274
$870.94 / EA
Usually Ships within 5-8 Days
  • Capacity: 49.3
  • Knockout Size: 1/2 in, 3/4 in
  • Depth: 4
  • Length: 4
  • Material: Steel
  • Mounting type: Threaded
  • Width: 4

Hubbell-Raco 274 Concrete Ring

RACO® Concrete Ring, 1/2 in, 3/4 in Knockout, 4 in Length, 4 in Width, 4 in D, Threaded Mount, 49.3 cu-in, Steel

Additional Description: RACO-274 4IN DEEP CONCRETE RING 1/2-3/4 KO

Catalog Description: Concrete Rings, 4 In. Deep 1/2-3/4 KO

  • Specifications
  • Flat sides provide excellent contact for locknuts
  • Double row of 1/2 in and 3/4 in side knockouts
  • Conduit wiring system
  • 50 lb fixture recommended load
  • External ears are used to nail the ring to the wood form
  • Top cover is removable for before-pour work
  • Ears on inside of box are for fixtures
  • Waxed fixture ears prevent concrete from interfering with the threads
  • Concrete rings are used with poured deck (floor) in high-rise construction
  • These boxes are installed on wooden or steel concrete forms
  • After the forms are removed, the box is flush with the concrete
  • 4 in height