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Series: 77F-BI
Description: Bronze, Flanged, Wye-Pattern Strainers
Size Range: 2 to 8 in. (50 to 200mm)
Series 77F-BI Bronze, Flanged, Wye-Pattern Strainers are used in liquid and
steam applications. They feature a wye-pattern, Class 150 bronze body,
stainless steel screen and blow-down plug. Series 77F-BI can be installed in
horizontal or vertical pipe with the blow-down connection at the lower end of
the screen retainer cover. This series is UL listed. Maximum Pressure
(non-shock): 225psi (15 bar) @ 150°F (66°C) WOG; 150psi (10 bar) @ 406°F
(208°C) WSP.
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Series: 17
Description: Bronze In-Line Union End Strainers
Size Range: 3/4 to 1 in. (20 to 25mm)
Series 17 Bronze In-Line Union End Strainers feature a bronze body with union
end and NPT threaded female connections, 40 mesh stainless steel screen and
Buna-N union seal. This series is especially suited for quick removal of
equipment for servicing or where the separation of feed lines is required.
Maximum Pressure: 250psi (17 bar) @ 180°F (82°C) WOG.
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Series: 27
Description: Bronze V-Pattern Strainers
Size Range: 1/8 to 1/2 in. (3 to 15mm)
Series 27 Bronze V-Pattern Strainers are used on beverage dispensers, ice
making machines, dental equipment and instrument control systems. They
feature a V-pattern, bronze body, threaded connections and brass retainer
cap. Maximum Pressure: 250psi (17.2 bar) CWP.
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Series: 745
Description: Small Bronze Wye-Pattern Strainers
Size Range: 3/4 in. (20mm)
Series 745 Small Bronze Wye-Pattern Strainers feature a wye-pattern, bronze
body with threaded connections and brass retainer cap. Retainer cap can be
removed by hand allowing for easy screen cleaning. Maximum Pressure: 250psi
(17.2 bar) @ 210°F (99°C) WOG, 50psi (3.5 bar) @ 280°F (138°C) WSP.
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Call 877-690-4996 For Pricing and Availability
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Series: 777, S777
Description: Wye-Pattern Bronze Strainers
Size Range: 1/4 to 4 in. (8 to 100mm)
Series 777, S777 Wye-Pattern Bronze Strainers feature a wye-pattern, bronze
body and solid retainer cap with gasket. Model 777 has threaded end
connections and is available in sizes 1/4 to 4 in. (8 to 100mm). Model S777
has solder end connections and is available in sizes 1/2 to 2 in. (15 to
50mm). Maximum Pressure: 400psi (27.6 bar) WOG, 125psi (8.6 bar) WSP for
sizes 1/4 - 3 in. and 300psi (20.7 bar) WOG; 125psi (8.6 bar) WSP for size 4
in..
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Series: 777C
Description: Wye-Pattern Combination Clean and Check Strainers
Size Range: 3/4 and 1 in. (20 and 25mm)
Series 777C Wye-Pattern Combination Clean and Check Strainers ensure proper
operation of reduced pressure backflow preventers. The strainer's 20 mesh
screen catches suspended particles prior to them reaching the check valve
assemblies thereby reducing unnecessary service calls and expensive emergency
repairs. Watts Series 777C strainers lock in the pressure between the strainer/check
and the inlet of the reduced pressure backflow preventer, preventing nuisance
discharging of the relief valve. Maximum Pressure: 200psi (14 bar).
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Series: 777SI, S777SI
Description: Bronze Wye-Pattern Strainers
Size Range: 3/8 to 3 in. (10 to 80mm)
Series 777SI, S777SI Bronze Wye-Pattern Strainers feature a wye-pattern,
bronze body stainless steel screen and solid tapped retainer cap with NBR
gasket. Model 777SI comes with threaded connections and is available in sizes
3/8 to 3 in. (10 to 80mm). Model S777SI comes with solder connections and is
available in sizes 1/2 to 2 in. (15 to 50mm). Model 777SI - Maximum Pressure
(non shock): 400psi (27.6 bar) @ 210°F (99°C) WOG, 125psi (8.6 bar) @ 353°F
(178.3°C) WSP. Model S777SI - Maximum Pressure (non shock): 400psi (27.6 bar)
@ 150°F (66°C) 15psi (1 bar) @ 250°F (121°C) WSP.
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Series: 777S, S777S
Description: Wye-Pattern Bronze Strainers
Size Range: 1/2 to 4 in. (15 to 100mm)
Series 777S, S777S Wye-Pattern Bronze Strainers feature a wye-pattern, bronze
body and a retainer cap tapped for closure plug. Model 777S has threaded end
connections and is available in sizes 1/2 to 4 in. (15 to 100mm). Model S777S
has solder end connections and is available in sizes 1/2 to 2 in. (15 to
50mm). Maximum Pressure: 400psi (27.6 bar) WOG, 125psi (8.6 bar) WSP for
sizes 1/2 - 3 in. and 300psi (20.7 bar) WOG; 125psi (8.6 bar) WSP for size 4
in.
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Call 877-690-4996 For Pricing and Availability
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Series: 77F-CSSI
Description: Stainless Steel, Flanged, Wye-Pattern Strainers
Size Range: 1/2 to 12 in. (15 to 305mm)
Series 77F-CSSI Stainless Steel, Flanged, Wye-Pattern Strainers feature a
wye-pattern, stainless steel body, blow-down connections, stainless steel
screen, stainless steel retainer cap and non-asbestos gasket. The Series
77F-CSSI's machined seat allows the seat to be self-aligning and assures a
perfect fit. The strainer may be installed in horizontal or vertical pipe
with the blow-off connection at the lower end of the screen retainer cover.
Maximum Pressure (non-shock): 275psi (18.9 bar) @ 100°F (38°C) WOG, 150psi
(10.3 bar) @ 400°F (204°C) WSP.
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Series: 97FB-CI
Description: Cast Iron, Simplex, Basket Strainers
Size Range: 2 to 12 in. (50 to 305mm)
Series 97FB-CI Cast Iron, Simplex, Basket Strainers feature an angle-designed
basket, cast iron body with flanged connections, stainless steel screen,
bolted retainer cap (Model 97FB-CIB) or clamped retainer cap (Model 97FB-CIC)
and cast-iron blow-off plug. Sizes 8 to 12 in. (200 to 300mm) have a side
drain facing outlet of the strainer. Model 97FB-CIB - Maximum Pressure
(non-shock): 200psi (14 bar) @ 150°F (66°C) WOG, 125psi (9 bar) @ 353°F
(178°C) WSP. Model 97FB-CIC - Maximum Pressure (non-shock): 50psi (3 bar) @
150°F (66°C) WOG.
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Series: 97FD-CI
Description: Cast Iron, Duplex Basket Strainers
Size Range: 5 to 14 in. (125 to 350mm)
Series 97FD-CI Cast Iron, Duplex Basket Strainers feature a cast iron body
construction with butterfly valve operated flanged connections, stainless
steel screen and bolted cover (Model 97FD-CIB) or clamped cover (Model
97FD-CIC). Series 97FD-CI strainers conform to ANSI B16.1 flange dimensions
and should be installed in horizontal pipe only. Model 97FD-CIB - Maximum
Pressure (non-shock): 200psi (14 bar) @ 100°F (38°C) WOG; Model 97FD-CIC -
Maximum Pressure (non-shock): 50psi (3 bar) @ 100°F (38°C) WOG.
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Series: 77S
Description: Cast Iron, Wye-Pattern Strainers
Size Range: 1/4 to 3 in. (8 to 80mm)
Series 77S Cast Iron, Wye-Pattern Strainers are feature a wye-pattern, iron
body with threaded connections, stainless steel screen, threaded iron retainer
cap with non-asbestos gasket and tapped blow-down connection. Series 77S has
machined seat that allows the screen to be self-aligning to assure a perfect
fit. Maximum Pressure (non shock): 400psi (27.6 bar) @ 150°F (66°C) WOG,
250psi (17.2 bar) @ 406°F (208°C) WSP.
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Call 877-690-4996 For Pricing and Availability
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Series: 77SI
Description: Cast Iron, Wye-Pattern Strainers
Size Range: 1/4 to 3 in. (8 to 80mm)
Series 77SI Cast Iron, Wye-Pattern Strainers feature a wye-pattern, iron body
with NPT threaded connections, stainless steel screen, threaded iron retainer
cap with non-asbestos gasket and blow-down connection. Series 77SI has
machined seat that allows the screen to be self-aligning to assure a perfect
fit. Maximum Pressure (non shock): 400psi (27.6 bar) @ 150°F (66°C) WOG,
250psi (17.2 bar) @ 406°F (208°C) WSP.
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Series: 77F-CSI
Description: Steel, Flanged, Wye-Pattern Strainers
Size Range: 1/2 to 12 in. (15 to 305mm)
Series 77F-CSI Steel, Flanged, Wye-Pattern Strainers feature a wye-pattern,
cast steel body with flanged connections, stainless steel screen, cast steel
retainer cap with non-asbestos gasket and blow-down connection. Series
77F-CSI has a machined seat that allows the seat to be self-aligning and
assures a perfect fit. The strainer may be installed in horizontal or
vertical pipe with the blow-down connection at the lower end of the screen
retainer cover. Maximum Pressure (non-shock): 285psi (19.6 bar) @ 100°F
(38°C) WOG, 150psi (10.3 bar) @ 400°F (204°C) WSP.
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Series: 88-CSI
Description: Cast Steel Wye-Pattern Strainers
Size Range: 1/2 to 2 in. (15 to 50mm)
Series 88-CSI Cast Steel Wye-Pattern Strainers feature a wye-pattern, cast
steel body with threaded (Model 88-CSI-T) or socket weld (Model 88-CSI-SW)
connections, stainless steel screen, cast steel retainer cap and blow-down
plug. Series 88-CSI has machined seat that allows the screen to be
self-aligning to assure a perfect fit. Maximum Pressure (non shock): 1480psi
(102 bar) @ 100°F (38°C) WOG, 600psi (41 bar) @ 489°F (254°C) WSP.
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Series: 77F-DI-125
Description: Cast Iron, Flanged, Wye-Pattern Strainers
Size Range: 2 to 16 in. (50 to 406mm)
Series 77F-DI-125 Cast Iron, Flanged, Wye-Pattern Strainers feature a
wye-pattern, Class B cast iron body with Class 125 flanged connections, cast
iron blow-down plug, stainless steel screen, bolted and tapped iron retainer
cap with graphite gasket and iron blow-down plug. Maximum Pressure
(non-shock): 200psi (13.8 bar) @ 210°F (99°C) WOG, 125psi (8.6 bar) @ 353°F
(178°C) WSP. 14 and 16 in. rated at 150psi (11 bar) @ 150°F; (66°C).
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Call 877-690-4996 For Pricing and Availability
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Series: 77F-DI-FDA
Description: Cast Iron, Flanged, Wye-Pattern Strainers
Size Range: 2 to 16 in. (50 to 406mm)
Series 77F-DI-FDA Cast Iron, Flanged, Wye-Pattern Strainers feature an FDA
approved epoxy coating inside and outside and is suitable for potable water
and food contact applications. They feature a wye-pattern, Class B cast iron
body with Class 125 flanged connections, stainless steel screen, bolted and
tapped iron retainer cap with graphite gasket, and iron blow-down plug.
Maximum Pressure (non-shock): 200psi (13.8 bar) @140°F (60°C) WOG. 14 and 16
in. rated at 150psi (11 bar) @ 150°F; (66°C).
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Series: 77F-DI-250
Description: Ductile Iron, Flanged, Wye-Pattern Strainers
Size Range: 2 to 12 in. (50 to 305mm)
Series 77F-DI-250 Ductile
Iron, Flanged, Wye-Pattern Strainers feature a wye-pattern, ductile iron body
with Class 250 flanged connections, stainless steel screen, bolted and tapped
iron retainer cap with graphite gasket, and iron blow-down plug. Maximum
Pressure (non-shock): 500psi
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Series: P777-100
Description: Plastic Wye-Pattern Strainers
Size Range: 1/4, 3/8 in. (8, 10mm)
Series P777-100 Plastic Wye-Pattern Strainers feature a 45°wye-pattern,
NSF-approved Noryl plastic body with threaded connections, stainless steel
screen and quick cleanout plug. Maximum Supply Pressure: 300psi (21 bar) CWP.
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Series: 77F-SS,
77G-SS
Description: Stainless Steel, Flanged and Grooved, Wye-Pattern Strainers
Size Range: 2 1/2 to 12 in. (65 to 305mm)
Series 77F-SS, 77G-SS Stainless Steel, Flanged and Grooved, Wye-Pattern
Strainers feature a wye-pattern, stainless steel body with flanged (Model
77F-SS) or grooved (Model 77G-SS) connections, stainless steel screen,
ductile iron or epoxy-coated ductile iron (FDA Model) retainer cap with EPDM
gasket, grooved coupling, and blow-down outlet. Series 77F-SS, 77G-SS is
lightweight, corrosion-resistant, and has a self-cleaning feature. It is
suitable for use in potable water and food applications in compliance with
NSF-61 and FDA requirements. Maximum Pressure (non-shock): 200psi (13.8 bar)
@ 150°F (66°C) WOG.
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Call 877-690-4996 For Pricing and Availability
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Series: 87SI
Description: Stainless Steel Wye-Pattern Strainers
Size Range: 1/2 to 3 in. (15 to 80mm)
Series 87SI Stainless Steel, Wye-Pattern Strainers feature a wye-pattern,
stainless steel body with threaded (Model 87SI-T) or socket weld (Model
87SI-SW) connections, stainless steel screen, stainless steel retainer cap
with PTFE gasket, and blow-down plug. Series 87SI has machined seat that
allows the screen to be self-aligning to assure a perfect fit. Maximum
Pressure (non shock): 720psi (50 bar) @ 100°F (38°C) WOG, 300psi (21 bar) @
400°F (204°C) WSP.
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Series: 88S
Description: Stainless Steel Wye-Pattern Strainers
Size Range: 1/4 to 2 in. (8 to 50mm)
Series 88S Stainless Steel, Wye-Pattern Strainers feature a wye-pattern,
stainless steel body with threaded connections, stainless steel screen and
stainless steel, tapped retainer cap with graphite gasket. Series 88S is
ideal for corrosive, high pressure and high temperature applications. Maximum
Pressure (non shock): 1440psi (99 bar) @ 100°F (38°C) WOG, 600psi (41 bar) @
489°F (254°C) WSP.
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Series: 97FB-CSSI
Description: 316 Stainless Steel Flanged Basket Strainers
Size Range: 2 to 12 in. (50 to 305mm)
Series 97FB-CSSI 316 Stainless Steel Flanged Basket Strainers feature an
angle-designed basket, cast 316 stainless steel body with flanged
connections, stainless steel screen, bolted retainer cap (Model 97FB-CSSIB)
or clamped retainer cap (Model 97FB-CSSIC) and stainless steel blow-off plug.
Sizes 8 to 12 in. (200 to 300mm) have a side drain facing outlet of the
strainer. Model 97FB-CSSIB - Maximum Pressure (non-shock): 275psi (13.8 bar)
WOG. Model 97FB-CSSIC - Maximum Pressure (non-shock): 50psi (3.4 bar) WOG.
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Series: 97FB-FSFE
Description: Steel, UL/FM, Fire Service Strainers
Size Range: 3 to 10 in. (80 to 250mm)
Series 97FB-FSFE Steel, UL/FM, Fire Service Strainers are used in fire
service protection applications in conjunction with a water spray system.
They feature an epoxy-coated, steel body with flanged (Model 97FB-FSFE) or
grooved (Model 97GB-FSGE) connections. Series 97FB-FSFE strainers are UL
listed and FM approved. Maximum Working Pressure: 175psi (12 bar).
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