WATER SYSTEMS 27
attwoodmarine.com
Stainless Steel Straight Thru-Hulls, Threaded • Unique multi-thread design with NPSM and NPT threads • Offer generous thread length • Allows for direct connection to seacocks or pipes Caution: Stainless Steel Thru-Hull Connectors are designed for installation above the water line only.
A
B
C
66559
A Flange Dia. 1-7/8" 2-1/4"
B Thread O.D. 2-1/8" 2-1/4" 2-3/8"
C Total Length 2-1/2" 2-5/8" 2-3/4"
Installation Hole Saw Size
Max Hull Thickness
OEM Part # without Gasket
Threads NPSM
Part #
66559-1 66561-1 66563-1
1-1/8" 1-3/8"
3/4"
1-5/8" 1-3/4" 1-7/8"
— — —
1"
3"
2"
1-1/2"
66558G
Stainless Steel 90° Thru-Hulls, Barbed Allows installation in especially tight spaces.
B
C
Caution: Stainless Steel Thru-Hull Connectors are designed for installation above the water line only.
E
Dia. B
A
D
F
66577
A Hose Size
B Flange Dia. 1-7/8"
C Thread O.D.
D Thread Length 1-1/2"
E Barb Length
F Total Length 3-3/8" 4-3/8"
Install. Hole Saw Size
Max Hull Thick.
OEM Part # without Gasket
Thread NPSM
Part #
1-1/16" 66577-1
3/4" I.D.
1"
3/4" 3/4"
1-1/4" 1-5/8"
3/4"
— —
66579-1
1-1/8" I.D. 2-1/4"
1-3/8" 1-7/8"
1"
1-1/4"
Stainless Steel Scupper Valves • The Scupper Flap is tough neoprene rubber with a molded V that fits into the grooved body to reduce backwash • Fasteners are concealed and corrosion-proof • Enhanced 316 Stainless Steel Alloy Caution: Stainless Steel Scupper Valves are designed for installation above the water line only.
C
B
A
D
E
Dia. C
F
A Hose Size
B Thread Dia.
C Flange O.D.
D Thread Length
E Barb Length
F Total Length
Install. Hole Saw Size
Max Hull Thick.
OEM Part # without Gasket
66565
Thread NPSM
Part #
Threaded
66565-1 66567-1
— 1-7/8"
3"
3-1/2"
— 3-7/8" — 2-7/8"
2"
1-1/2"
3" 2"
— —
— 2-23/64" 3-5/8" 2-1/2"
2-1/2"
2"
Barbed 1-1/2"
66553-1 66553-3
1-7/8"
3"
3-1/2"
1-1/2"
5-1/2"
2"
1-1/2"
3" 2"
66555-1
2"
2-23/64" 3-5/8" 2-1/2"
1-5/16" 4-1/2"
2-1/2"
2"
— —
1-3/4" 66557-1
1-1/2"
3"
1-7/8" 2-1/4"
1-1/2"
4-1/2"
2"
1-1/2"
Valve Accessories
BULK
66553Kit 66555Kit
Replacement Flappers for 1-1/2" Replacement Flappers for 2"
— —
66557G
CA WARNING: Handling recreational marine vessel parts can expose you to chemicals such as phthalates and lead, which can cause cancer and reproductive harm. To minimize exposure, service the vessel outdoors or in a well-ventilated area, wear gloves, and wash your hands. For more information see www.P65Warnings.ca.gov/marine-vessel-parts.
Powered by FlippingBook