- Product Details
- Repair Kits and Accessories
- Installation & Maintenance
- Engineering Bulletins
- Prop 65
|Assembly Part #||Inlet Flange (4" Sump)||Outlet (TTMA)||Dims. A||Dims. B||Dims. C||Wt. lb. [kg]|
|CH46955***||B.C.: 7.25" Dia. [184 mm]|
8 Holes: .563" Dia. [14.3 mm]
|B.C.: 4.88" Dia. [124 mm]|
8 Holes: .438" Dia. [11.1 mm]
|4.75" [121 mm]||4.50" [114 mm]||16" [406 mm]||29 [13.2]|
|*** Last three letters of part number designate material of construction as shown below:
(4″ x 3" External Chemical Valve + 316 Stainless Steel disc w/ PTFE Seat)
|SST = 316 SS w/ PTFE Seat|
|LHT = 316 SS w/ Hastelloy® trim w/ PTFE Seat**|
|Material listing is for all wetted surfaces exposed to product during normal operation of valve.
** Part number ending in "LHT" provides a valve with a Hastelloy® C-22 overlay on the disc to fortify the area in contact with the seal. Part number ending in "LHT026" provides a valve with a Hastelloy® C-22 overlay on the disc and adds additional corrosion protection with a solid Hastelloy® C-276 upper stem.
Repair Kits and Accessories
Replacement Kit of Teflon Parts:
CH75296TF – Includes items – 4,6,9,10,13,16,17,18,19
CH75296TFTS – Includes items – 4,6a,9,10,13,16,17,18,19
Conversion Kit from Old Style Single Piece Stem to New Style Two Piece Stem:
CH75297TF – Includes items – 4,5,6,8,9,10,11,12,13,14,16,17,18,19
CH75297TFTS – Includes items – 4,5,6a,8,9,10,11,12,13,14,16,17,18,19
Betts prides itself in being able to provide products that meet a customer’s specific needs. As a result we do offer modifications to our product standards. While not every request is always feasible, we do our best to meet your specific needs. In many cases this modification is noted by adding a suffix to the end of the standard part number. The following is a non-inclusive list of common options that are available for this product line . If the options listed below do not meet your requirements please contact one of Betts’ Customer Service Representatives for further assistance. Please note that some product modifications may result in extended lead times.
Commonly Requested Options:
- Suffix “017” option for valve with double O-ring replaceable seat. Item 6a.
- Suffix “019” option for valve with double O-ring cap collar. Item 2a.
- Add suffix “J” to Part No. for heat tube version. (Heat tube MAWP = 150 psi)
Installation & Maintenance
External Chemical Hydraulic Valve Maintenance Manual #MM-CH001
External Chemical Hydraulic Valve Maintenance Video #MV-CH004
WARNING: This product can expose you to chemicals including Chromium (hexavalent compounds) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to: www.P65Warnings.ca.gov. For additional information on Betts products and Proposition 65 list please see: https://www.bettsind.com/prop-65/