Airtek Ltd. — 514-336-3820 — sales@airtekltd.com — www.airtekltd.com

Fittings & Valves
Watts Fluidair

For limited space applications where high performance, but generally low flow is required.

Part # Port Size (NPTF) Body Type Knob Type
R364-01C 1/8" Brass Snap-lock
Push to lock - Pull to adjust
R374-01C 1/8" Aluminum Snap-lock
Push to lock - Pull to adjust
R364-02C 1/4" Brass Snap-lock
Push to lock - Pull to adjust
R374-02C 1/4" Aluminum Snap-lock
Push to lock - Pull to adjust

brass regulator

R364-02C

Standard Features:

Reduced pressure range: 2-125 psig - C
Supply pressure: 300 psig max
Temperature range: 40° - 120° F
Brass bottom plug
Diaphragm operated
Relieving
Glass-filled acetal plastic spring cage.
Spring adjustment mechanism

Options:

Substitute Features (substitute letter in product number)

Reduced pressure ranges: 1-25 psig -A
Reduced pressure ranges: 2-60 psig -B

Additional Features (add letter to product number)

Non-relieving diaphragm - K
Panel mount nut -P
Tamper proof - T
Viton O-Rings and Diaphragm - X64

Part # Cage Kits
CKR364Y Snap Lock
Note: Snap Lock Adjusting Knob Kit is interchangeable with locking Phillips screw knob.
CKR364T Tamper resistant Cage Kit
Repair Kits
RKR164Y Relieving diaphragm, valve assembly
RKR163Y Non-relieving, valve assembly

Accessories:

Mounting bracket for all miniature regulators
Part # SA161X57

mounting bracket

Panel mount nut for all miniature regulators
Panel mount hole diameter 1-1/4"
Thread size 1-3/16" - 18 UNS-2B
Part # RO5X51 Plastic
Part # RO5X51A Aluminum

ring

Gauges sold separately

Pressure gauges dial size 1-1/2"
back connection 1/8" NPT
steel body

gauge

Part # Range
274Z60 0-60
274Z160 0-160
274Z200 0-200
274Z300 0-300
miniature regulator
regulator
Part # Port Size Pressure Range
14R012FC 1/8 1 ~ 15 PSI
14R010FC 1/8 1 ~ 30 PSI
14R011FC 1/8 1 ~ 60 PSI
14R013FC 1/8 2 ~ 125 PSI
14R112FC 1/4 1 ~ 15 PSI
14R110FC 1/4 1 ~ 30 PSI
14R111FC 1/4 1 ~ 60 PSI
14R113FC 1/4 2 ~ 125 PSI

14R Regulator Dimensions
A
1.65"
B
1.56"
C
2.50"
D
0.38"
E
2.88"

Note: A 1.218" (31mm) Diameter hole is required for panel mounting.

Standard Features:

Unbalanced poppet standard
Solid control piston with lip seal for extended life
Non-rising adjusting knob
Compact
Easily serviced
Reduced pressure range: 2 ~ 125 psig
Supply pressure: 300 psig max
Temperature range: 32° ~ 120° F

High Flow:
(@ 100 PSIG inlet, 90 PSIG no flow secondary setting and 10 PSIG Pressure drop)
1/8" - 13 SCFM
1/4" - 15 SCFM

Gauges sold separately
Pressure gauges dial size 1-1/2"
Back connection 1/8" NPT

Part # Kits & Accessories
L01369 Bonnet Assembly Kit
PS417B Mounting Bracket Kit
P78652 Plastic Panel Mount Nut
P01521 Metal Panel Mount Nut
PS428 Non-Relieving Poppet Piston Kit
PS426 Relieving Poppet Piston Kit
P01176 1 ~ 15 PSIG Spring (Yellow)
P01175 1 ~ 30 PSIG Spring (Black)
P01174 1 ~ 60 PSIG Spring (White)
P01173 2 ~ 125 PSIG Spring (Gold)
274Z60 0 ~ 60 PSI Gauge
274Z160 0 ~ 160 PSI Gauge
274Z200 0 ~ 200 PSI Gauge
274Z300 0 ~ 300 PSI Gauge

regulator

regulator

Part # Port Size Pressure Range Service Type
R24-01AK 1/8" 0 ~ 25 PSI Water Service
R24-01AK 1/8" 0 ~ 60 PSI Water Service
R24-01CK 1/8" 0 ~ 125 PSI Water Service
R24-02AK 1/4" 0 ~ 25 PSI Water Service
R24-02BK 1/4" 0 ~ 60 PSI Water Service
R24-02CK 1/4" 0 ~ 125 PSI Water Service
R25-01A 1/8" 0 ~ 25 PSI Air Service
R25-01B 1/8" 0 ~ 60 PSI Air Service
R25-01C 1/8" 0 ~ 125 PSI Air Service
R25-02A 1/4" 0 ~ 25 PSI Air Service
R25-02B 1/4" 0 ~ 60 PSI Air Service
R25-02C 1/4" 0 ~ 125 PSI Air Service

R24/R25 Regulator Dimensions
A
1.60"
B
1.60"
C
2.61"
D
0.49"
E
3.10"

Note: A 1.250" Diameter hole is required for panel mounting.

Standard Features:

Lightweight plastic body
Constructed with a combination of N.S.F. and F.D.A. approved materials
Unbalanced poppet standard
Non-rising, push to lock adjusting knob
Compact
Lightweight
Diaphragm operated
Supply pressure: 150 psig max
Temperature range: 40° ~ 125° F
Weight .25 lbs
Two 1/8 gauge ports can be used for full flow
R24 EPDM Valve Poppet, Diaphragm and seals
R25 Buna N Valve Poppet, Diaphragm and seals

Gauges sold separately
Pressure gauges dial size 1-1/2"
Back connection 1/8" NPT

Part # Kits & Accessories
SA161X57 Mounting Bracket Kit and Nut
R05X51 Plastic Panel Mount Nut
R05X51A Metal Panel Mount Nut
RKR25Y Relieving Diaphragm Kit Buna N (R25)
RKR25KY Non-Relieving Diaphragm Kit Buna N (R25)
RKR24Y Relieving Diaphragm Kit EPDM (R24)
RKR24KY Non-Relieving Diaphragm Kit EPDM (R24)
SPR-375-1 0 ~ 25 PSIG Spring
SPR-376 0 ~ 60 PSIG Spring
SPR-377 0 ~ 125 PSIG Spring
274Z60 0 ~ 60 PSI Gauge
274Z160 0 ~ 160 PSI Gauge
274Z200 0 ~ 200 PSI Gauge
274Z300 0 ~ 300 PSI Gauge

water regulator

regulator

Part # Port Size Pressure Range Service Type
R45-02A 1/4" 0 ~ 25 PSI Air Service
R45-02B 1/4" 0 ~ 60 PSI Air Service
R45-02C 1/4" 0 ~ 125 PSI Air Service
R45-03A 3/8" 0 ~ 25 PSI Air Service
R45-03B 3/8" 0 ~ 60 PSI Air Service
R45-03C 3/8" 0 ~ 125 PSI Air Service
R46-02AK 1/4" 0 ~ 25 PSI Water Service
R46-02BK 1/4" 0 ~ 60 PSI Water Service
R46-02CK 1/4" 0 ~ 125 PSI Water Service
R46-03AK 3/8" 0 ~ 25 PSI Water Service
R46-03BK 3/8" 0 ~ 60 PSI Water Service
R46-03CK 3/8" 0 ~ 125 PSI Water Service

R24/R25 Regulator Dimensions
A
1.60"
B
1.60"
C
2.61"
D
0.49"
E
3.10"

Note: A 1.250" Diameter hole is required for panel mounting.

Standard Features:

Lightweight plastic body
Constructed with a combination of N.S.F. and F.D.A. approved materials
Unbalanced poppet standard
Non-rising, push to lock adjusting knob
Compact
Lightweight
Diaphragm operated
Supply pressure: 150 psig max
Temperature range: 40° ~ 125° F
Weight .38 lbs
Two 1/4 gauge ports can be used for full flow
R45 Buna N Valve Poppet, Diaphragm and seals
R46 EPDM Valve Poppet, Diaphragm and seals

Gauges sold separately
Pressure gauges dial size 2"
Back connection 1/4" NPT

Part # Kits & Accessories
SA161X57 Mounting Bracket Kit and Nut
R05X51 Plastic Panel Mount Nut
R05X51A Metal Panel Mount Nut
RKR45Y Relieving Diaphragm Kit Buna N
RKR45KY Non-Relieving Diaphragm Kit Buna N
SPR-346 0 ~ 25 PSIG Spring
SPR-47 0 ~ 60 PSIG Spring
SPR-48 0 ~ 125 PSIG Spring
274Z60 0 ~ 60 PSI Gauge
274Z160 0 ~ 160 PSI Gauge
274Z200 0 ~ 200 PSI Gauge
274Z300 0 ~ 300 PSI Gauge

regulator

regulator

Part # Port Size Pressure Range
R10-0211A 1/4 1 ~ 60 PSI
R10-0213A 1/4 2 ~ 125 PSI
R10-0215A 1/4 5 ~ 250 PSI
R10-0311A 3/8 1 ~ 60 PSI
R10-0313A 3/8 2 ~ 125 PSI
R10-0315A 3/8 5 ~ 250 PSI
R10-0411A 1/2 1 ~ 60 PSI
R10-0413A 1/2 2 ~ 125 PSI
R10-0415A 1/2 5 ~ 250 PSI

R10 Regulator Dimensions
A
2.81"
B
2.74"
C
4.69"
D
1.39"
E
6.08"

Note: A 2" Diameter hole is required for panel mounting.

Standard Features:

Secondary aspiration plus balanced poppet provides quick response and accurate pressure regulation
Rolling diaphragm for extended life
Two high flow 1/4" gauge ports can be used as additional outlets
Solid control piston with lip seal for extended life
Removable non-rising adjusting knob for panel mounting
Easily serviced
Reduced pressure range: 2 ~ 125 psig
Supply pressure: 250 psig max
Temperature range: 32° ~ 175° F

High Flow:
(@ 100 PSIG inlet, 90 PSIG no flow secondary setting and 10 PSIG Pressure drop)
1/4" - 53 SCFM
3/8" - 60 SCFM
1/2" - 75 SCFM

Gauges sold separately
Pressure gauges dial size 2"
Back connection 1/4" NPT

Part # Kits & Accessories
PS715 Bonnet Assembly Kit
P04069B Control Knob
PS707 Mounting Bracket Kit
P04082 Plastic Panel Mount Nut
P04079B Metal Panel Mount Nut
PS708R Reverse Flow Service Conversion Kit
PS709 Non-Relieving Service Kit includes Poppet
PS708 Relieving Service Kit includes Poppet
PS737 Tamper proof Kit
P01698 1 ~ 30 PSIG Spring
P04062 1 ~ 60 PSIG Spring
P04063 2 ~ 125 PSIG Spring
P04064 5 ~ 250 PSIG Spring
275Y30 0 ~ 30 PSI Gauge
275Y60 0 ~ 60 PSI Gauge
275Y160 0 ~ 160 PSI Gauge
275Y300 0 ~ 300 PSI Gauge

regulator

regulator

Part # Port Size Pressure Range
R10-0611A 3/4 1 ~ 60 PSI
R10-0613A 3/4 2 ~ 125 PSI
R10-0615A 3/4 5 ~ 250 PSI

R10 Regulator Dimensions
A
3.24"
B
2.74"
C
4.79"
D
1.61"
E
6.40"

Note: A 2" Diameter hole is required for panel mounting.

Standard Features:

Secondary aspiration plus balanced poppet provides quick response and accurate pressure regulation
Rolling diaphragm for extended life
Two high flow 1/4" gauge ports can be used as additional outlets
Solid control piston with lip seal for extended life
Removable non-rising adjusting knob for panel mounting
Easily serviced
Reduced pressure range: 2 ~ 125 psig
Supply pressure: 250 psig max
Temperature range: 32° ~ 175° F

High Flow:
(@ 100 PSIG inlet, 90 PSIG no flow secondary setting and 10 PSIG Pressure drop)
3/4" - 90 SCFM

Gauges sold separately
Pressure gauges dial size 2"
Back connection 1/4" NPT

Part # Kits & Accessories
PS715 Bonnet Assembly Kit
P04069B Control Knob
PS807 Mounting Bracket Kit
P04082 Plastic Panel Mount Nut
P04079B Metal Panel Mount Nut
PS808R Reverse Flow Service Conversion Kit
PS809 Non-Relieving Service Kit includes Poppet
PS808 Relieving Service Kit includes Poppet
PS737 Tamper proof Kit
P01698 1 ~ 30 PSIG Spring
P04062 1 ~ 60 PSIG Spring
P04063 2 ~ 125 PSIG Spring
P04064 5 ~ 250 PSIG Spring
275Y30 0 ~ 30 PSI Gauge
275Y60 0 ~ 60 PSI Gauge
275Y160 0 ~ 160 PSI Gauge
275Y300 0 ~ 300 PSI Gauge
Economy of size and high performance are two key characteristics of this series

regulator

R11-04C

regulator

R10-04C

Part # Port size (NPTF) Cage Material Knob Type
R10-02C 1/4" Glass-filled acetate plastic Tamper-resistant, snap-lock, removable knob
R10-03C 3/8" Glass-filled acetate plastic Tamper-resistant, snap-lock, removable knob
R10-04C 1/2" Glass-filled acetate plastic Tamper-resistant, snap-lock, removable knob
R11-02C 1/4" Zinc T-Handle
R11-03C 3/8" Zinc T-Handle
R11-04C 1/2" Zinc T-Handle

Standard Features:

Reduced pressure range: 2-125 psig- C
Supply pressure: 300 psig max
Temperature range: 40° - 120° F
Brass bottom plug
Diaphragm operated
Relieving
Glass-filled acetal plastic spring cage.
Spring adjustment mechanism

Options:

Substitute Features (substitute letter in product number)

Reduced pressure ranges: 1-25 psig -A
Reduced pressure ranges: 2-60 psig -B
Reduced pressure ranges: 5-250 psig - D

Additional Features (add letter to product number)

Non-relieving diaphragm - K
Panel mount nut -P
Viton O-Rings and Diaphragm - X64

Part # Cage Kits
CKR10Y Glass-filled acetal plastic cage
CKR11Y Zinc cage
R10Y54 Adjusting knob (R10)
Repair Kits
RKR10Y Relieving diaphragm, valve assembly
RKR10KY Non-relieving diaphragm, valve assembly

Accessories:

Mounting bracket
Part # SAR10Y57

bracket

Panel mount hole diameter 1-3/4"
Thread size 1-3/4" - 18 UNS-2B
Part # R10X51 Plastic
Part # R10X51A Aluminum

ring

Gauges sold separately

Pressure gauges dial size 2"
back connection 1/4" NPT
steel body

gauge

Part # Range
275Y30 0-30
275Y60 0-60
275Y160 0-160
275Y300 0-300

High-capacity performance featuring rugged for the most demanding applications. Ideal for those installations calling for constant pressure with variation in flow.

regulator

R119-08D

Part # Port Size Handle Type
R119-02C 1/4" T-Handle
R119-03C 3/8" T-Handle
R119-04C 1/2" T-Handle
R119-06C 3/4" T-Handle
R119-08C 1" T-Handle
R119-10C *** 1-1/4" T-Handle
R119-12C 1-1/2" T-Handle

*** Discontinued, subject to stock availability

Standard Features:

Reduced pressure range: 2-125 psig - C
Supply pressure: 300 psig max
Temperature range: 40° - 120° F
Brass bottom plug (1/4" -1/2")
Acetal plastic bottom plug (3/4" - 1-1/2")
Diaphragm operated
Zinc body
Relieving
Aluminum spring cage
Spring adjustment mechanism

Options:

Substitute Features (substitute letter in product number)

Reduced pressure ranges: 1-25 psig -A (1/4" -1/2" only)
Reduced pressure ranges: 2-60 psig -B (1/4" -1/2" only)
Reduced pressure ranges: 5-250 psig - D

Additional Features (add letter to product number)

Non-relieving diaphragm - K
Viton O-Rings and Diaphragm - X64 (1/4" -1/2" only)

Part # Repair Kits Port Size Reduced Pressure Range
RK119Y Relieving diaphragm, valve assembly 1/4" & 3/8" All
RK118Y Non-relieving diaphragm, valve assembly 1/4" & 3/8" All
RK119A Relieving diaphragm,valve assembly 1/2" 25 -125 PSI
RK118A Non-relieving diaphragm, valve assembly 1/2" 25-125 PSI
RK119A250 Relieving diaphragm, valve assembly 1/2" 250 PSI
RK118A250 Non-relieving diaphragm, valve assembly 1/2" 250 PSI
RK119B Relieving diaphragm, valve assembly 3/4" & 1" All
RK118B Non-relieving diaphragm, valve assembly 3/4" & 1" All
RK119D Relieving diaphragm, valve assembly 1-1/4" & 1-1/2" All
RK118D Non-relieving diaphragm, valve assembly 1-1/4" & 1-1/2" All
4202 Panel Mount Conversion 1/4" & 3/8" All
4204 Panel Mount Conversion 1/2" All

Accessories:

Mounting bracket for
R119-02 and R119-03
Part # SA15Y57

bracket

Mounting Bracket for R119-04
Part # 18A57

bracket

Mounting Bracket for
R119-06, R119-08
R119-10, R119-12
Part # 18B57

bracket

Gauges sold separately

Pressure gauges dial size 2"
back connection 1/4" NPT
steel body

gauge

Part # Range
275Y30 0-30
275Y60 0-60
275Y160 0-160
275Y300 0-300

Adapted for control by a remote or distant small pilot regulator.
Ideal for continuous high-capacity requirements where reduced pressure must be held constant over wide variations in flow.

pilot regulator

1/4" to 1-1/2" NPT

pilo regulators

2 to 2-1/2" NPT

Part # Port Size Pilot Port Size
R119-02J 1/4" 1/8"
R119-03J 3/8" 1/8"
R119-04J 1/2" 1/4"
R119-06J 3/4" 1/4"
R119-08J 1" 1/4"
R119-12J 1-1/2" 1/4"
R119-16J 2" 1/4"
R119-20J 2-1/2" 1/4"

Standard Features:

Constant bleed through top diaphragm
Reduced pressure range adjustable to within 5-7 psig of supply pressure - J
Supply pressure: 300 psig max
Temperature range: 40° - 120° F
Diaphragm operated (1/4" to 1-1/2" Units)
Piston operated, Aluminum piston chamber, Bronze bottom plug, Constant bleed through top and bottom of piston (2 & 2-1/2" Units)
Aluminum or Zinc body
Relieving

Options:

Gauges sold separately

Additional Features (add letter to product number)

Non-relieving diaphragm - K (1/4" to 1-1/2" Units)

Part # Repair Kits Port Size
RK119X20Y Relieving diaphragm, valve assembly 1/4" & 3/8"
RK118X20Y Non-relieving diaphragm, valve assembly 1/4" & 3/8"
RK119X20A Relieving diaphragm, valve assembly 1/2"
RK118X20A Non-relieving diaphragm, valve assembly 1/2"
RK119X20B Relieving diaphragm, valve assembly 3/4" & 1"
RK118X20B Non-relieving diaphragm, valve assembly 3/4" & 1"
RK119X20D Relieving diaphragm, valve assembly 1-1/4" & 1-1/2"
RK118X20D Non-relieving diaphragm, valve assembly 1-1/4" & 1-1/2"
RK119G Piston type regulation 2" & 2-1/2"

Accessories:

Gauges sold separately

Pressure gauges dial size 2"
back connection 1/4" NPT
steel body

gauge

Part # Range
275Y30 0-30
275Y60 0-60
275Y160 0-160
275Y300 0-300

Designed especially for low-pressure applications, where minimal reduced pressure variation is required.

precision regulator

R216-02F

precision regluater

R216-02EP

Part #

Port Size

Handle Type
R216-02F 1/4" T-Handle
R216-03F 3/8" T-Handle
R216-02FP 1/4" Hand wheel knob, Panel Mount
R216-03FP 3/8" Hand wheel knob, Panel Mount

Standard Features:

Reduced pressure range: .5-20 psig - F
Supply pressure: 300 psig max
Temperature range: 40° - 120° F
Brass bottom plug
Diaphragm operated
Zinc body
Relieving
Aluminum spring cage
Spring adjustment mechanism
Panel Mount Version: Hole diameter 11/16"

Options:

Substitute Features (substitute letter in product number)

Reduced pressure ranges: .5-8 psig -E
Reduced pressure ranges: 1-50 psig -H

Additional Features (add letter to product number)

Non-relieving diaphragm - K

Accessories:

Panel Mount Knob Assembly Part # SA118Y157

Part # Repair Kits Port Size
RK216Y Relieving diaphragm, valve assembly 1/4" & 3/8"
RK216KY Non-relieving diaphragm, valve assembly 1/4" & 3/8"