Tank Accessories

Our accessories include everything you need to complete your WELLMATE installation. For your convenience accessories are grouped according to product type – captive air tank, non-captive air tank and quick-connect systems.

Need a Replacement? Call National Parts to order: Toll Free:  1-800-672-7278 or Click Here to Order Online

Quick Connect UT & HP Service Parts & Accessories

PART NO. DESCRIPTION
CH20520 1" MNPT Connector Noryl Kit
CH20521 1.25" MNPT Connector Noryl Kit
CH20524 1" & 1.25" Connector PVC Socket Kit
CH20370 1" & 1.25" Connector Brass Sweat Kit
CH20371 1" & 1.5" Connector Brass Sweat Kit
CH20347 HP Top Vent Adapter - Quick Connect Kit
CH31973-1 HP7 / UT30 Quick Connect Cutaway
CH20287 HP 7 AVC Assembly - QC (Use with UT 30)
CH20288 HP 8SQ AVC Assembly - QC (Use with UT 40 SQ)
CH20289 HP 9 AVC Assembly - QC (Use with UT 40)
CH20290 HP 18 AVC Assembly - QC (Use with UT 80)
CH20291 HP 26 AVC Assembly - QC (Use with UT 120)
40,576 H-Clip, Plastic
40,951 O-Ring - 220

Original UT & HP Service Parts & Accessories

PART NO. DESCRIPTION
CH10732 HP-7, AVC Assembly
CH11177 HP-8SQ AVC Assembly
CH10733 HP-9 AVC Assembly
CH10734 HP-18 AVC Assembly
CH10735 HP-26 AVC Assembly
CH14937 HP Top Vent Adapter*
CH10054 1/4" NPT Valve
CH14938 UT Top Adapter 1-1/4" - Threaded*
CH19605 UT Top Adapter 1-1/4" - Glue Socket
CH2964-176 UT Top Adapter, O-Ring
CH14307 1/4" NPT Plug
CH14306 1/4" NPT x 90° Barbed Fitting

SP, UT & HP Service Parts & Accessories

PART NO. DESCRIPTION
CH10795 Base UT-30/ HP-7, UT-40/ HP-9
CH10798 Base UT-40SQ/ HP-8SQ & UT-120/ HP-26
CH10798-1K Base UT-80/ HP-18
CH10991-1 UT, HP, SP Drain Assembly w/ O-ring
CH2694-112 O-Ring Bottom Drain UT, HP, SP
CH3929-5 Micronizer/Air Injector
CH3833-1 Ball Check for Micronizer
CH3832 Black Cap - Micronizer
CH19426 Vacuum Breaker 1/4" NPT
CH10724 Vacuum Breaker 1-1/2" NPT
CH5551 Air Volume Control
CH11068 Adapter, Internal for UT / HP Drain Assembly
CH20056 SP-35 & SP 50 Drain Kit
CH33038 SP-7 CUTAWAY

Classic & Classic QC - air cell replacement kits (Includes air cell, washers, o-rings & instructions)

PART NO. DESCRIPTION
21471 WM-4/WM-0060 AIRCELL REPLC CONVERSION KIT
21472 WM-6/WM-0075 AIRCELL REPLC CONVERSION KIT
21473 WM-9/WM-0120 AIRCELL REPLC CONVERSION KIT
21474 WM-12/WM-0150 AIRCELL REPLC CONVERSION KIT
21475 WM-14WB/WM-0180 AIRCELL REPLC CONVERSION KIT
21476 WM-20WB/WM-0235 AIRCELL REPLC CONVERSION KIT
21477 WM-23/WM-0300 AIRCELL REPLC CONVERSION KIT
21478 WM-25WB/WM-0330 AIRCELL REPLC CONVERSION KIT
21479 WM-35WB/WM-0450 AIRCELL REPLC CONVERSION KIT
21480 WM-6LP/LP-075 AIRCELL REPLC CONVERSION KIT
21481 WM-10LP/LP-0130 AIRCELL REPLC CONVERSION KIT
CH4989 WM-4 / WM0060 PEA Air Cell Replacement Kit
CH3133-2 WM-6 / WM0075 PEA Air Cell Replacement Kit
CH3134-2 WM-9 / WM0120 PEA Air Cell Replacement Kit
CH3135-2 WM-12 / WM0150 PEA Air Cell Replacement Kit
CH4466 WM-14WB / WM0180 PEA Air Cell Replacement Kit
CH4846 WM-20WB / WM0235 PEA Air Cell Replacement Kit
CH15304 WM-23 / WM0300 PEA Air Cell Replacement Kit
CH4467 WM-25WB / WM330 PEA Air Cell Replacement Kit
CH4468 WM-35WB / WM0450 PEA Air Cell Replacement Kit
CH12762 WM-6LP/ WM-LP-075 PEA Air Cell Replacement Kit
CH12763 WM-10LP / WM-LP-130 PEA Air Cell Replacement Kit
CH20765 WM QC Drain Kit (16"" Dia Tanks) w/ adapters
CH20515 WM QC Drain Kit (21""- 24"" Dia Tanks) w/ adapters
CH20364 Base 16"" Dia Tanks (WM-4, 6, 9, 12) QC Models
CH20343 Base 21 & 24"" Dia Tanks (WM- 14, 20, 23, 25, 35) QC Models
40,576 H-Clip
CH20514 C-Clip - Set: 2 /set
CH20684 WM QC Anti-rotation Clip
CH20520 1" MNPT Connector Noryl Kit - WM Series QC
CH20521 1.25" MNPT Connector Noryl Kit - WM Series QC
CH20524 1" & 1.25" Connector PVC Socket Kit - WM Series QC
CH20370 1" & 1.25" Connector Brass Sweat Kit
CH20371 1" & 1.5" Connector Brass Sweat Kit
CH2694-114 O-Ring, EPDM 2-240
40,951 O-Ring, -220 (Fits all Quick Connect connectors)

Original Captive Air Tank Service Parts & Accessories

PART NO. DESCRIPTION
CH5484-1 1" Drain Assy. (WM-4, 6, 9, 12) (WM6LP, WM10LP)
CH4233 1-1/4" Drain Assy. (WM-14,20,23,25,35WB)
CH10795 Base 16" Dia Tanks (WM-4, 6, 9, 12)
CH10798 Base 21 & 24" Dia Tanks (WM-20, 23, 25, 35)
CH11606 Base LP Tanks (WM-6LP & WM-10LP)
CH11577-2 Base (WM-14WB)

Captive Air Tank Accessories

PART NO. DESCRIPTION
CH13279 O-Ring Lubricant
CH11449 Pump Mount Bracket
CH11774 Valve Extension
CH11119 Tank Tote
CH11563 Valve Stem Air Chuck
CH4185UG Surface Air Check Kit
CH14743 Base Extender (16" Diameter Tanks)

This product is manufactured in the United States of foreign and domestic parts.

1-1/4" Drain AssemblyCH20520
CH20521

Pump Mount BracketCH20524

Valve ExtensionCH20370
CH20371

Tank ToteCH20347

UT Drain Assembly with O-RingCH20287-CH20291

HP Top Vent Adapter40576




MicronizerCH10732-CH10735

1/4" NPT Tank ValveCH14937

Air Volume Control Assembly CH10054

20368-20334CH19426





CH10991-1


CH20347CH3929-5


Air Volume Control AssemblyCH5551


40576CH20515








40576CH20515
CH20765

4057640576

40576CH20520
CH20521

40576CH20524

40576CH20370
CH20371

40576CH5484-1

40576CH4233