Airtek Ltd. - Watts FRL

Fittings & Valves

Watts FRL

	1/8" & 1/4" NPT Miniature Regulators
	1/4" to 1/2" NPT General Purpose Regulators
	Back to the Watts FRL Main Page

Miniature Regulators

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

PART NUMBER	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
R384-01C	1/8"	Zinc	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
R384-02C	1/4"	Zinc	Snap-lock Push to lock - Pull to adjust

R364/R374

R384

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

KITS	PART NUMBER
Cage Kits
Snap Lock Note: Snap Lock Adjusting Knob Kit is interchangeable with locking Phillips screw knob.	CKR364Y
Tampered Cage Kit	CKR364T
Repair kits
Relieving diaphram, valve assembly	RKR164Y
Non-relieving, valve assembly	RKR163Y

ACCESSORIES

Mounting bracket for all miniature regulators
Part Number 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 number RO5X51 Plastic
Part number RO5X51A Aluminum

ring

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

guage

PART NUMBER	RANGE
274Z60	0-60
274Z160	0-160
274Z200	0-200
274Z300	0-300

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General Purpose Regulators

Economy of size and high performance are two key characteristics of this series

PART NUMBER	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

PART NUMBER	PORT SIZE (NPTF)	CAGE MATERIAL	KNOB TYPE
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

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

ACCESSORIES

Mounting bracket
Part Number SAR10Y57

bracket

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

ring

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

.guage

PART NUMBER	RANGE
275Y30	0-30
275Y60	0-60
275Y160	0-160
275Y300	0-300

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