28 WATER SYSTEMS
attwoodmarine.com
Stainless Steel Narrow Flange Thru-Hulls • Consistent exterior appearance throughout a range of barb sizes • Modern styling • Enhanced 316 Stainless Steel Alloy Caution: Stainless Steel Thru-Hull Connectors are designed for installation above the water line only.
67555
Thru-Hull
Scupper Valve
Install. Hole
A Hose Size
B Flange Dia.
C Thread O.D.
D Thread Length
E Barb Length
F Total Length
Max Hull Thick.
OEM Part # without Gasket
Saw Size
Thread NPSM
Part #
67556
Thru-Hulls, Standard Length 5/8" I.D.
67555-1 67554-1 67556-1 67557-1 67551-1 67552-1 67558-1 67561-1 67562-1
1-7/10" 1-3/10" 1-2/5"
1-1/8" 3"
1-5/16" 1" 1-5/16" 1" 1-5/16" 1" 1-5/16" 1"
7/8" 3/4" 7/8" 3/4"
— — — — — — — — —
3/4" I.D.
1-7/10" 1-3/10" 1-3/10" 1-1/4" 3"
1" I.D.
1-7/10" 1-3/10" 1-2/5"
1-1/8" 3"
1-1/8" I.D. 1-7/10" 1-3/10" 1-1/4"
1-1/8" 2-7/8" 1-3/5" 3-2/5"
1-1/2" I.D. 2-2/5"
1-7/8" 1-1/2" 2-3/8" 2.93"
2"
1-1/2" 1"
2" I.D.
3.13"
2.04"
6.09"
2-7/16" 2"
2.70"
Thru-Hulls, Long Length 3/4" I.D.
1-7/10" 1-3/10" 1-1/2"
1-1/8" 4-1/4" 1-1/8" 4-1/4"
1-5/16" 1" 1-5/16" 1"
— — —
67551
1-1/8" I.D. 1-7/10" 1-3/10" 1-1/2"
1-1/2" I.D. 2-2/5" Scupper Valve 1-1/2" I.D. 2-3/5"
1-7/8" 1-1/2"
1-7/16" 4-15/16" 2"
1-1/2"
67553-1
1-7/8" 2"
2"
5-3/4"
2-1/8"
1-1/2" 2-3/4"
—
67553
Stainless Steel Exhaust Thru-Hulls • Specifically designed for generator and engine exhaust applications • Features unique, modern styling that is both elegant and functional • Stainless steel scupper valve and an integrated stainless drip ring • Enhanced 316 Stainless Steel Alloy Caution: Stainless Thru-Hull Connectors are designed for installation above the water line only.
67581
Install. Hole
67582
A Hose Size
B Flange Dia.
C Thread O.D.
D Thread Length
E Barb Length
F Total Length
Max Hull Thick.
OEM Part # without Gasket
Saw Size
Thread NPSM
Part #
2.375" 2" – 11-3/4 1.125" 67581-1 2.375" 2" – 11-3/4 1.125" 67580-1
1-1/2" I.D. 3.18"
2.26" 2.26"
1.6" 1.6"
1.97" 2.23" 2.75"
4.58" 4.58"
— — — —
2" I.D.
3.18"
67583-1 67582-1
2-1/2" I.D. 4.60"
3.375" 1.8" 3.375" 1.8"
5.8" 5.8"
3.625" 3" – 8 3.625" 3" – 8
1.5" 1.5"
3" I.D.
4.60"
3"
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