Leavitt Tube Company LLC

1-800-LEAVITT

Subsidiary of Maruichi Steel Tube Ltd.

 

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Bearing Bar Dimension

W-19-4  (NAAMM)

Lbs/sq. Ft.

¾  X 3/16

5.6

1 X 1/8

5.0

1 X 3/16

7.2

1 ¼ X 1/8

6.1

1 ¼ X 3/16

8.9

1 ½ X 1/8

7.2

1 ½ x 3/16

10.5

1 ¾ X 3/16

12.2

2 X 3/16

13.9

2 ¼ X 3/16

15.5

2 ½ X 3/16

17.2

(Industry Standard W-19-4  (NAAMM))

Approved for all general purposes, with bearing bars on 1-3/16” centers and cross bars on 4” centers.  Most economical standard welded grating, with maximum standard opening for flow of air and liquids, and for heat and light transference.

1 3/16”

4 “