U.S. FOUNDRY & MANUFACTURING CORPORATION
CATCH BASINS
CB-48
USF 4641 DITCH INLET FRAME
AND 6492 GRATE
USF 4640 DITCH INLET FRAME
AND 6490 GRATE
GRATE LOAD FLOW
NUMBER RATING AREA
6490 – –
GRATE LOAD FLOW
NUMBER RATING AREA
6492 – –
NOT SUITABLE FOR TRAFFIC OR PEDESTRIAN APPLICATIONS.
SUITABLE FOR DRAINAGE CONDITIONS WHERE GRATE CLOGGING
WITH DEBRIS IS A CONCERN.
NOT SUITABLE FOR TRAFFIC OR PEDESTRIAN APPLICATIONS.
SUITABLE FOR DRAINAGE CONDITIONS WHERE GRATE CLOGGING
WITH DEBRIS IS A CONCERN.
26
22
23 3/4
2 1/2
2 3/8
38
34
7 3/4
35 3/4
21 1/2
24
1 9/16
USF 4635 RING AND 6161 GRATE
USF 4626 RING AND 6203 GRATE
1.
Restricted grate openings.
2.
To order one piece of this grate set,
specify USF 6160
26
32
30
1
2
26
30
32
2 7/16
6
GRATE LOAD FLOW
NUMBER RATING AREA
6203
HEAVY DUTY 326
GRATE LOAD FLOW
NUMBER RATING AREA
6161
LIGHT DUTY 440
24
6
22
26 1/8
24
1 3/4
46
50 1/4
2
3
24