YOUR SINGLE SOURCE FOR REPAIR KITS

To support your aftermarket efforts, Royal United manufactures and stocks diaphragm repair kits to fit all standard pulse valve designs of the leading valve suppliers present in the US market.

  • Each Kit is Private Labeled
    Making sure you keep your aftermarket business is our utmost priority! Every time you order a diaphragm kit from Royal United, it will be labeled with your logo, your contact information, and your unique part number. When it’s time to order more– your customer will have only your information on hand! Contact us for a customized sample today.

  • We don’t make their kits; we make our kits to fit their valve
    Our diaphragm rebuild kits are equivalent to factory originals – don’t believe us, check out our 3rd party testing to ONE MILLION pulses. All standard models and sizes are in stock.

    We offer replacements for the following: Turbo, Asco®, Goyen®, Mecair®, and Tae-Ha®.

  • All diaphragms are made from high quality Neoprene or Buna-N Nitrile for maximum life and performance
  • Contact Sales for our great everyday OEM pricing.

PRODUCT DETAILS

If you don’t see your valve or kit # please call your Sales Representative

All Neoprene and Buna-N Diaphragms are good for -4°F to 176°F
All Viton Diaphragms are good for -4°F to 392°F
Low Temp options available; please contact your Sales Representative.

PART # SIZE BOLT CONFIGURATION MATERIAL VALVES USED IN COMMON KIT REPLACEMENTS # OF SPRINGS
A-20 ¾” 5 BUNA-N 8353C33

8353C30

8353C4

8353C3

K96875

K228864

1
A-25 1” 4 BUNA-N 8353C35

835355

835356

8353G41

8353G52

8353G53

K200262

K238866

K314450

K316563

0
A-V25 1” 4 VITON 8353G41V K314451 1
A-40 1 ½” 2 SMALL 6 LARGE BUNA-N 8353F38 K222641 1
A-40AH 1 ½” 4 SMALL 6 LARGE BUNA-N 8353G54

8353H39

8353J39

8353H54

K316609

K322108

1
A-402S 1 ½” 4 SMALL 6 LARGE BUNA-N 835357

8353H38

8353A57

K238870

K262964

K276886

2
A-V402S 1 ½” 4 SMALL 6 LARGE VITON 835357

8353H38

8353A57

K276887 2
PART # SIZE BOLT CONFIGURATION MATERIAL VALVES USED IN COMMON KIT REPLACEMENT # OF SPRINGS
G-20 ¾” 5 BUNA-N CA20T

RCA20T

CA20DD

RCA20DD

CA20FS

RCA20FS

K2000

K2002

K2011

1
G-20M ¾” 5 BUNA-N CA20M

RCA20M

K2003 1
G-25 1” 4 BUNA-N CA25T

RCA25T

CA25DD

RCA25DD

CA25FS

RCA25FS

CA25MM

RCA25MM

K2501

K2511

K2512

K2518

1
G-25HS 1” 4 BUNA-N CA32T

RCA32T

K2500 1
G-SW25 1” 4 BUNA-N RCAC25T4

RCAC25DD4

RCAC25FS4

K2546 0
G-35 1 ½” 6 BUNA-N CA35T

RA35T

K3500 1
G-40 1 ½” 4 SMALL 6 LARGE BUNA-N CA40T

RCA40T

CA40MM

RCA40MM

K4000 2
G-45 1 ½” 4 SMALL 6 LARGE BUNA-N CA45T2

RCA45T2

CA45DD

RCA45DD

K4501

K4502

2
G-45FS 1 ½” 6 LARGE BUNA-N CA45FS

RCA45FS

K4516 1
G-50 2” 4 SMALL 8 LARGE BUNA-N CA50T

RCA50T

K5004 2
PART # SIZE BOLT CONFIGURATION MATERIAL VALVES USED IN COMMON KIT REPLACEMENT # OF SPRINGS
M-M20 ¾” 4 BUNA-N VEM206

VNP206

DB16 0
M-M25 1” 4 BUNA-N VEM208

VNP208

DB18 0
M-M40 1 ½” 4 SMALL 6 LARGE BUNA-N VEM214

VNP214

VEM212

VNP212

DB16

DB114

DB112 (LARGE ONLY)

1
M-M50 2” 4 SMALL 6 LARGE BUNA-N VEM216

VPN216

DB16

DB116

1
PART # SIZE BOLT CONFIGURATION MATERIAL VALVES USED IN COMMON KIT REPLACEMENT # OF SPRINGS
TH-20 ¾” 5 BUNA-N ALL 4820 & 5820

SERIES VALVES

TSPK1-4820

TSPK1-5820

1
TH-25 1” 5 BUNA-N ALL 4825 & 5825

SERIES VALVES

TSPK1-4825

TSPK1-5825

1
TH-40 1 ½” 4 SMALL 6 LARGE BUNA-N ALL 4440

SERIES VALVES

TSPK1-4440 2

CONTACT ROYAL UNITED

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