Page 7 - Dry Bulk
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  390 Series* and 400 Series: 2”-12” Valves
  Valve Size
   A
  B
   C
    D
  E
   F
   G
   H
    Q
  Top Plate Drilling Dimensions
 ins
  mm
 R
 S
 T
 U
  Holes
 2
 50
   4.00
 .375
   .563
  1.250
 3.938
   4.025
 2.125
   1.625
 1.531
  3.250
   .438
 2.760
   .375
 4
   **21⁄2
 65
 4.00
 .375
 .563
  1.250
 4.50
 4.775
 2.50
 1.750
 1.969
 3.250
 .438
 2.760
 .375
  4
   3
 75
 4.00
 .375
 .563
  1.250
 4.875
 5.275
 3.125
 1.750
 2.689
 3.250
 .438
 2.760
 .375
  4
   4
  100
  4.00
  .437
  .625
   1.250
  6.00
  6.775
  4.125
  2.00
  3.719
  3.250
  .438
  2.760
  .375
   4
   5
125
  4.00
.437
  .625
 1.250
6.00
  7.650
5.188
  2.125
4.813
 3.250
  .438
2.760
  .375
 4
   6
 150
 4.00
 .438
 .625
  1.250
 6.50
 8.650
 6.125
 2.125
 5.813
 3.250
 .438
 2.760
 .438
  4
   8
  200
  6.00
  .500
  .750
   1.250
  8.313
  10.90
  8.125
  2.50
  7.813
  5.00
  .563
  ---------
  ---------
   4
   10
 250
   6.00
 .625
   .875
  1.250
 9.00
   13.275
 10.125
   2.50
 9.906
  5.00
   .563
 ---------
   ---------
  4
   12
 300
   6.00
 ---------
   1.125
  2.00
 10.281
   16.025
 12.093
   3.00
 11.938
  5.00
   .563
 ---------
   ---------
  4
 * This table list the 400 Series valve dimensions. 390 Series and 400 Series valve dimensions are identical except for the 390 Series 6” & 8” B and C dimensions and 10” C and D dimensions. These dimensions are as follows:
390 Series: 6” B= .500, C= .750
390 Series: 8” B =.625, C= .875
390 Series: 10” B= NA, C= 1.125, D=2.00
**21⁄2” size valves are offered only in cast iron bodies and are not available in aluminum.
2”-10” Valves Double D Stem
400 Series
    12” Valves Round Stem
 Dimensions & Flanging Notes
H dimension is the installed width.
Q dimension is the minimum allowable inside diameter of the pipe or mating flange.
2”- 6” Valves are offered with 2 independent Top Plate Drilling patterns: R/S and T/U.
Flange Requirements: The valve O.D. and flange bolt circle must share a common center line.
All 390/400 Series aluminum valves are designed to fit lightweight and ASME 125/150 flanges. 4”, 5”,
6” and 8” valves require additional drilling to fit TTMA flanges and require an “A” following the size indication in the part number. 3” Ultraflo valves fit TTMA flanges as standard.
3” 390 Series valves feature flange alignment holes to ensure proper positioning and ease of installation.
 Side View Front View
Top View
 390 Series
  To locate the Polar Service Center nearest you, please call 1-877-534-2076 west of the Continental Divide and 1-800-955-8558 east of the Continental divide or visit our website at: www.polarcorp.com 3-7
Dry Bulk Trailer Parts Catalog
Valves
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