U.S. FOUNDRY & MANUFACTURING CORPORATION
CATCH BASINS
CB-54
USF 4661 FRAME
AND 6339 GRATE SET
USF 4660 SLAB TYPE FRAME
AND 6241 GRATE
GRATE LOAD FLOW
NUMBER RATING AREA
6421
HEAVY DUTY 715
GRATE LOAD FLOW
NUMBER RATING AREA
6339
HEAVY DUTY 529
49 3/4
24 7/8
10 5/16
48
55 3/4
10 5/16
26 1/4
1 5/8
1
24
31 3/4
2
1.
Reverisble frame, Built-Up Type
USF 4156.
1 3/8
37 3/4
43 1/2
38
36
1 1/2
4
36
8 1/8
37 3/4
43 1/2
38
USF 4659 FRAME AND GRATE SERIES
USF 4658 FRAME AND 6317 GRATE
GRATE LOAD FLOW
NUMBER RATING AREA
6317
HEAVY DUTY 410
GRATE LOAD FLOW
NUMBER RATING AREA
6336
HEAVY DUTY 269
6495
LIGHT DUTY 385
24
6 5/8
2
2 3/4
22 1/2
28
36
1 5/16
33 1/2
40 1/4
25 1/2
1 5/8
1
2 1/16
24
30
25 1/2
10 3/8
24
30
25 1/2
1
1
2 1/16
30
24
25 1/2
8
8 1/16
30
24
4659-6336
4659-6495
1.
To order one piece of grate set,
specify USF 6338.