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By Raco 

Catalog ID: 279

By Raco
Catalog ID:  279
Concrete Ring, Welded, 4 in. Deep, Double Row 3/4 & 1 in. KO's
  • Flat sides provide excellent contact for locknuts
  • 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
  • A variety of covers are available
  • Cover plate must be orered separately with all RACO® concrete rings
  • Back plate with 3/8 in. threaded fixture stud included (Raco 891)
  • Slots provided for Raco 918 bars (sold separately)
  • 43.0 cu. in. capacity
  • Not designed for ceiling fan support, the maximum support load for a static fixture is 50 lbs

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Product Details


Color Gray
Drawn or Welded Welded
Knockouts 3/4 in;1 in
Material Steel
Type Concrete Ring
UPC 050169002797
Wiring System Conduit


Cubic Capacity 49.3 cu.in
Depth 4 in
Fixture Lbs. 50 lb
Height 4 in
Weight 1.04 lb
Width 4 in

Certifications and Compliance

Certified Listed UL Listed


Carton Quantity 20
Packaging Type No Packaging
Pallet Quantity 1000

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