Inlets & Catch Basins : Combination Inlets : Without Curb Box

Neenah Foundry offers a variety of cast iron combination inlets without curb boxes. Select from the list below to find the combination inlets without curb boxes that fit your needs.

All dimensions are listed in inches unless otherwise noted.

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Catalog Number A B C E F
R-3418-A 29-3/4 x 29-3/4 3 28-1/2 x 28-1/2 38 x 38 6
R-3349-B 18 x 28 2-1/4 16 x 28-3/16 25 x 35 4-1/2
R-3473 16 x 21-1/2 2 12 18-1/4 x 23-5/8 6-1/2
R-3472 21-3/4 x 21-3/4 1 - - -
R-3471 10-1/2 x 24 3/4 8-3/4 x 22-1/4 18-1/2 x 32 4
R-3470-2 24 x 26-5/8 2 24 x 48 29-13/16 x 51-5/16 2-1/2
R-3470 24 x 26-5/8 2 - - -
R-3469-E2 21-1/4 x 34 3 18-7/8 x 32 25-5/16 x 36-3/8 6
R-3469 18 x 23 2 18-7/8 x 32 25-5/16 x 36-3/8 6
R-3466-A 14-1/2 x 21-1/2 2 8 17-1/8 x 24-1/8 15
R-3465 14-1/2 x 21-1/2 2 8 x 8 23-1/2 x 23-1/2 6-1/2
R-3463-B 16-3/8 x 29-1/2 2 - - -
R-3462-B 16-3/8 x 29-1/2 2 - - -
R-3461 18 x 30 2 16-1/2 x 28-1/2 24 x 39-1/2 7
R-3460-D 14-1/2 x 21-1/2 2 13 x 20 20 x 30 10-3/4
R-3460-A 14-1/2 x 21-1/2 2 13 x 20 23 x 30 5-1/2
R-3457-C2 24 x 36 1-3/4 22-1/2 x 35-11/16 27-3/16 x 42-1/4 5-1/2
R-3455-C 24 x 36 1-3/4 - - -
R-3455-A 23-1/2 x 35-1/2 2 21-3/4 x 32-3/4 34 x 46 6-1/4
R-3454-C 35-3/4 x 23-7/8 2 21-3/4 x 33-3/8 31 x 45 6-1/2
R-3454-BL 23-7/8 x 35-3/4 2 21-3/4 x 33-3/8 31 x 45 6-1/2
R-3454-B 23-3/4 x 35-7/8 2 21-3/4 x 33-3/8 31 x 45 6-1/2
R-3454 22-5/8 x 28-3/8 1 21 x 56 35 x 70 8-1/2
R-3451-B 19-3/4 x 26-3/4 2 17-1/2 x 24-1/2 38 8-1/4
R-3451 17-3/4 x 35-3/4 2 16 x 34 28 x 46 7
R-3449 18 x 23 2 - - -
R-3448-D 17-3/4 x 22-3/4 1-3/4 - - 6-3/4
R-3448-C 17-3/4 x 22-3/4 1-3/4 - - 6-3/4
R-3448-B 17-3/4 x 22-3/4 1-3/4 - - -
R-3438-A 25 x 50 1-3/4 48 x 48 59 x 59 8
R-3437 17-7/8 x 36 1-3/4 34 x 34 45 x 45 7
R-3433 23-7/8 x 23-7/8 2 22-1/4 x 22-1/4 38 6
R-3430 20 x 20 1-3/4 18 x 18 36 5
R-3429-A 18 x 18 1-1/2 16-1/4 x 16-1/4 30 6
R-3425-B 16-7/8 x 19 1-3/4 - - -
R-3425-A 16-7/8 x 19 1-3/4 15-1/8 x 36-3/8 23 x 40-3/4 5-1/2
R-3423 11-1/4 x 48 2 9 x 45 19 x 50-1/2 4
R-3420 - - - 20 x 52 -
R-3416 23-1/2 x 35-1/2 2 21-3/4 x 32-3/4 34 x 46 6-1/4
R-3415 22-5/8 x 28-3/8 1 21 x 56 35 x 70 8-1/2
R-3413 17-3/4 x 35-3/4 2 16 x 34 28 x 46 7
R-3409 16-1/2 x 29-1/4 1-1/2 17-5/8 x 27-3/4 24-3/4 x 37-3/4 7-1/2
R-3408-L 14-1/2 x 29-1/2 2 - - -
R-3408-BL 14-1/2 x 29-1/2 2 13-1/4 x 28-1/8 21-3/4 x 34-1/4 7
R-3408-AL 14-1/2 x 29-1/2 2 13-1/4 x 28-1/8 19-1/4 x 36-3/4 7
R-3406-A2 22-1/2 x 36-3/8 1-3/4 21-1/8 x 35 27-3/8 x 41-1/4 4-1/2
R-3339-A 25-1/2 x 25-1/2 2 24 x 24 38-3/4 6
R-3406-A 22-1/2 x 36-3/8 1-3/4 - - -
R-3339-1 19-3/4 x 26-3/4 2 17-1/2 x 24-1/2 38 8-1/4
R-3406-2 22-1/2 x 36-3/8 1-3/4 21-1/8 x 35 27-3/8 x 41-1/4 3
R-3339 19-3/4 x 26-3/4 2 17-1/2 x 24-1/2 38 8-1/4
R-3406 22-1/2 x 36-3/8 1-3/4 21-1/8 x 35 27-3/8 x 41-1/4 3
R-3338-G 14-3/4 x 26-3/4 2 23-5/8 x 26-3/4 31-1/2 x 34-1/2 5
R-3405-B 23-7/8 x 23-7/8 2 22 x 22 29 x 32-1/8 6-1/8
R-3338-F 14-3/4 x 26-3/4 2 12-1/8 x 24 19-5/8 x 31-3/8 3
R-3405-A 23-7/8 x 23-7/8 2 22 x 22 32-1/8 x 32-1/8 6-1/8
R-3337-A 14-1/2 x 21-1/2 2 13 x 20 20 x 30 10-3/4
R-3405 23-5/8 x 23-5/8 1-1/2 22 x 22 32-3/4 x 32-3/4 6
R-3291 16 x 38 1-3/4 15-3/4 x 34-3/4 23 x 46 6
R-3404 21-1/2 x 21-1/2 1-1/2 - - -
R-3290-C 30-3/16 x 35-7/8 2 - - -
R-3403-F 35-7/8 x 27-7/8 2 25-3/16 x 34-1/4 33-13/16 x 42-1/4 3-1/2
R-3290-B - - - 31 x 43 4
R-3403-A1 23-3/4 x 25-7/8 2 - - -
R-3290-A - - - 31 x 43 4
R-3403 16-3/4 x 22-1/4 1-13/16 - - -
R-3287-5 22-1/2 x 22-1/2 2 19-1/2 x 19-7/8 29-17/32 x 5529-1/8 7-7/8
R-3402-E 24 x 24 1-1/2 - 29-3/4 x 29-3/4 5
R-3280-B 12 x 30 1-3/4 - - -
R-3402 12 x 12 1 - - -
R-3280-A 18 x 30 1-3/4 - - -
R-3401-C 21-1/2 x 23-7/8 2-1/2 22 x 19-3/4 32 x 77-3/4 5
R-3270 15 x 23 1-3/4 - - -
R-3401-B 21-1/2 x 23-7/8 2-1/2 22 x 19-3/4 32 x 54-3/4 5
R-3266 20-3/4 x 23-1/2 4-3/4 22 x 24 29-1/2 x 30-1/2 6-1/4
R-3401 21-1/2 x 23-7/8 2-1/2 19-3/4 x 22 29-3/4 x 32 5
R-3251 18-7/8 x 18-3/4 1-3/4 17-3/4 x 17-3/4 30-7/8 x 25-3/4 8
R-3397 20-1/8 x 23 1-1/2 - - -
R-3250-EVSP 22-3/4 x 22-3/4 1-1/2 21-1/4 x 21-1/4 38 8-7/8
R-3396 20-3/4 x 26-3/4 1-1/2 - - -
R-3250-EV 22-3/4 x 22-3/4 1-1/2 21-1/4 x 21-1/4 38 8-7/8
R-3382 22-7/8 x 3-5/8 2 18-1/2 x 35-1/4 29-3/4 x 46-1/2 6-1/2
R-3250-BSP 22-3/4 x 22-3/4 1-1/2 - - -
R-3381 15 x 25-3/4 1-1/2 12 x 26 20 x 34 7
R-3238 22-1/4 x 22-1/4 2-1/2 20-1/8 x 20-1/8 36 x 36 8
R-3361 16-3/4 x 29-3/4 2 - - -
R-3227-D 21-5/8 x 29-1/8 2 19-1/2 x 27 29 x 37 6
R-3360-A 16-3/4 x 29-3/4 2 - - -
R-3227-C 21-5/8 x 29-1/8 2 19-1/2 x 27 29 x 37 6
R-3359 18 x 26 2-3/4 - - -
R-3227 29-1/8 x 21-5/8 2 19-1/2 x 27 29 x 37 6
R-3357-A 22 x 30 1-1/4 - - -
R-3222-1A 24 x 21-1/2 1-15/16 19-1/2 x 25-1/2 26-7/8 x 32 7
R-3351 34-1/4 1-1/2 29 x 29 35 x 35 6
R-3210-Q 24 x 24 2 22 x 22 35 x 35 6
R-3350 28 x 28 1-3/4 25-1/2 x 25-1/2 36 x 36 6
R-3210-L 23-7/8 x 23-7/8 2 22 x 22 35 x 35 6
R-3349-A 18 x 28 2-1/4 16 x 26 25 x 35 4-1/2
R-3210-A 24 x 24 2 22 x 22 35 x 35 6
R-3348 24 x 24 2 22-1/8 x 22 35 x 35 7
R-3205 17 x 22 1-3/4 17-1/4 x 22-1/4 25 x 29 5-1/4
R-3347-A 22-7/8 x 3-5/8 2 18-1/2 x 35-1/4 29-3/4 x 46-1/2 6-1/2
R-3203-C 20 x 20 2-1/2 18 x 18 35 x 35 3-1/2
R-3347 22-1/4 x 22-1/4 2-1/2 20-1/8 x 20-1/8 36 x 36 8
R-3203-B 20 x 20 2-1/2 18 x 18 27 x 27 3-1/2
R-3346 15 x 38-1/2 1-1/4 16-1/2 x 40 23 x 47 7-1/4
R-3203-A 20 x 20 2-1/2 18 x 18 22 x 22 3-1/2
R-3345 15 x 25-3/4 1-1/2 12 x 26 20 x 34 7
R-3079 17-3/4 x 29-3/4 2-1/2 16 x 28 20-1/4 x 38 5
R-3344 13 x 24 2 13 x 24 23 x 34 9-1/2
R-3078 17-3/4 x 29-3/4 2-1/2 - - -
R-3342 11-1/2 x 15 1 10 x 15 30 9-1/2
R-3077-R 17-3/4 x 29-3/4 2-1/2 - - -
R-3341 7-1/2 x 11-1/2 1-1/2 8 x 11-1/2 15-1/2 x 19 6
R-3077-L 17-3/4 x 29-3/4 2-1/2 - - -
R-3340-D 20 x 25 2 18 x 23 26 x 31 5
R-3077 17-3/4 x 29-3/4 2-1/2 - - -
R-3340-B 17-1/4 x 23-3/4 2 15-1/8 x 22 23-1/2 x 30 5
R-3076 17-3/4 x 29-3/4 2-1/2 - - -
R-3067-C 17-1/2 x 35-1/4 2 16 x 34 31 x 43 4
R-3038-A 23-3/16 x 24-1/4 3 - - -
R-3036-B 22-1/4 x 22-1/4 2 20-1/8 x 20-1/8 36 8
All dimensions are listed in inches unless otherwise noted.
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