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Thru  Hulls

Thru-Hull with Barb - 6540

316 S.S. Thru-Hull with Barb

Hose Size - 5/8"

Flange (outside diameter) 1- 7/8"

Thread Length - 1"

Barb length - 1"

Overall length - 2-1/4"

cut out -7/8"

max Hull Thick. - 5/8"

Thru-Hull with Barb - 6541

316 S.S. Thru-Hull with Barb

Hose Size - 3/4"

Flange (outside diameter) 1- 7/8"

Thread Length - 1"

Barb length - 1"

Overall length - 2-1/2"

cut out -1-1/8"

max Hull Thick. - 5/8"


Material: Hot Dipped Galvanized Steel
Dimensions: L: 6'' H: 1-1/8''

Thru-Hull with Barb - 6542

316 S.S. Thru-Hull with Barb

Hose Size - 1"

Flange (outside diameter) 1- 7/8"

Thread Length - 1-1/8"

Barb length - 1"

Overall length - 2-1/2"

cut out -1-3/8"

max Hull Thick. - 5/8"


Dimensions: L: 2-1/2"

Thru-Hull with Barb - 6544

316 S.S. Thru-Hull with Barb

Hose Size - 1-1/4"

Flange (outside diameter) 1- 7/8"

Thread Length - 1-1/4"

Barb length - 1"

Overall length - 2-1/2"

cut out -1-5/8"

max Hull Thick. - 5/8"


Dimensions: L: 2-5/8"

Thru-Hull with Barb - 6545

316 S.S. Thru-Hull with Barb

Hose Size - 1-1/2"

Flange (outside diameter) 3-1/8"

Thread Length - 1-1/4"

Barb length - 1-1/2"

Overall length - 3-1/8"

cut out -2"

max Hull Thick. - 5/8"


Dimensions: L: 3-1/8"

Thru-Hull with Barb - 6543

316 S.S. Thru-Hull with Barb

Hose Size - 1-1/8"

Flange (outside diameter) 1- 7/8"

Thread Length - 1-1/4"

Barb length - 1"

Overall length - 2-1/2"

cut out -1-3/8"

max Hull Thick. - 5/8"


Dimensions: L: 2-1/2"

Thru-Hull with Barb - 6546

316 S.S. Thru-Hull with Barb

Hose Size - 5/8"

Flange (outside diameter) 1- 7/8"

Thread Length - 2"

Barb length - 1-1/4"

Overall length - 3-3/4"

cut out -1-1/8"

max Hull Thick. - 1-1/16"


Dimensions: L: 3-3/4"

Thru-Hull with Barb - 6547

316 S.S. Thru-Hull with Barb

Hose Size - 3/4"

Flange (outside diameter) 1- 7/8"

Thread Length - 2"

Barb length - 1-1/4"

Overall length - 3-3/4"

cut out -1-1/2"

max Hull Thick. - 1-5/8"


Dimensions: L: 3-3/4"

Thru-Hull with Barb - 6548

316 S.S. Thru-Hull with Barb

Hose Size - 1"

Flange (outside diameter) 2-1/4"

Thread Length - 2-1/4"

Barb length - 1-1/4"

Overall length - 3-7/8"

cut out -1-3/8"

max Hull Thick. - 1-3/4"

Thru-Hull with Barb - 6549

316 S.S. Thru-Hull with Barb

Hose Size -1-1/8"

Flange (outside diameter) 2-1/4"

Thread Length - 2-3/8"

Barb length - 1-1/4"

Overall length - 3-7/8"

cut out -1-3/8"

max Hull Thick. - 1-3/4"


Dimensions: L: 3-7/8"

Thru-Hull with Barb - 6550

316 S.S. Thru-Hull with Barb

Hose Size - 1-1/4"

Flange (outside diameter) 2-3/4"

Thread Length - 2-1/2"

Barb length - 1-1/4"

Overall length - 4-1/4"

cut out -1-5/8"

max Hull Thick. - 1-7/8"

Thru-Hull with Barb - 6551

316 S.S. Thru-Hull with Barb

Hose Size - 1-1/2"

Flange (outside diameter) 3"

Thread Length - 2-1/2"

Barb length - 1-1/4"

Overall length - 4-3/8"

cut out -1-7/8"

max Hull Thick. - 1-7/8"

Thru-Hull with Barb - 6552

316 S.S. Thru-Hull with Barb

Hose Size - 2"

Flange (outside diameter) 3"

Thread Length - 2-1/2"

Barb length - 1-3/4"

Overall length - 4-5/8"

cut out -2-3/8"

max Hull Thick. - 2"

Thru-Hull with Barb - 6553

S.S. Scupper with Hose Barb

Hose Size - 1-1/2"

Flange (outside diameter) 3"

Thread Length - 3-1/2"

Barb length - 1-1/2"

Overall length - 5-1/2"

cut out -1-7/8"

max Hull Thick. - 3"

Thru-Hull with Barb - 6554

316 S.S. Long Neck Thru-Hull w/Barb (Extra Long)

Hose: 3/4"

Flange O.D: 1-7/8"

Thread Length: 5"

Barb Length: 1"

Overall Length: 6-1/2"

Cut-Out: 1-1/8"

Max Hull Thickness: 4-1/2"

Thru-Hull with Barb - 6555

S.S. Scupper with Hose Barb

Hose Size - 2"

Flange (outside diameter) 3"

Thread Length - 2-1/2"

Barb length - 1-1/2"

Overall length - 5-1/2"

cut out -2-3/8"

max Hull Thick. - 3"

Thru-Hull with Barb - 6557

S.S. Scupper with Hose Barb

Hose Size - 1-1/2"

Flange (outside diameter) 3"

Thread Length - 2-1/4"

Barb length - 1-1/2"

Overall length - 4-1/2"

cut out -1-7/8"

max Hull Thick. - 1-3/4"

Thru-Hull with Barb - 6561

316 S.S. Stainless Steel/Nylon Scupper with Barb

Hose Size - 2"

Flange O.D. - 3-1/4"

Thread Length - 2-1/4"

Barb Length - 1-3/4"

Overall Length - 5"

Cut Out - 2-1/4"

Max Hull Thickness - 2"

Scupper - 6559

316 S.S./Nylon 10° Angled Scupper with Barb

Hose Size - 1-1/2"

Flange (outside diameter) 3-1/4"

Thread Length - 1-1/4"

Barb length - 1-1/2"

Overall length - 3-3/4"

cut out -2-1/8"

max Hull Thick. - 1"

Thru-Hull - 6576X

Duplex S.S. 90 Degree Thru-Hull

This material is stronger, more dense and has greater rust resistance than the traditional 316 S.S.

Hose Size - 5/8"

Flange O.D. - 1-7/8"

Thread Length - 1-5/8"

Barb Length - 7/8"

Overall Length - 3-1/8"

Cut-Out - 1-5/16"

Max Hull Thickness - 1-1/4"

Thru-Hull with Barb - 6579

316 S.S. 90° Thru-Hull with Barb

Hose size-1-1/8"

Flange (outside diameter)-2-1/4"

Thread length - 1-7/8"

Barb length-3/4"

Overall length - 4-3/8"

Cut out 1-1/4"

Max Hull Thick.-1-1/4"


Dimensions: L: 4-3/8"

Thru-Hull with Barb - 6581x

Duplex S.S. 90 Degree Thru-Hull

This material is stronger, more dense and has greater rust resistance than the traditional 316 S.S.

Hose Size - 1-1/2"

Flange O.D. - 2-3/8"

Thread Length - 1-5/8"

Barb Length - 1-1/2"

Overall Length - 4"

Cut-Out - 1-1/2"

Max Hull Thickness - 1-1/4"

Drain Tube Kit - 6850

316 S.S. 1-1/2" Drain Tube Kit with Convex Grate 90 degrees

Drain Head O.D.: 3-1/4"

Max Mat. Thickness: 7/8"

Hose Barb: 1-1/2"

Depth: 3/16"

P/N's 6851 Drain and Grate P-245

Convex Drain head includes sealing gasket

Garboard Drain Plug - 6353

316 S.S. 1/2" Self-Captive Garboard Drain Plug

Flange: 2"x 1-1/2"

Hole Diameter: 7/8"

Fastener: #10(2)

Garboard Drain Plug - 6354

316 S.S. 1/2" Replacement plug for P/N 6353

photo not available

Thru-Hull - 6917

316 S.S. Thru-Hull

Pipe Size - 1-1/8"

Length - 3-1/2"

Max. Hull Thickness-3"


Dimensions: L: 3-1/2"

Thru-Hull - 6918

316 S.S. Thru-Hull

Pipe Size - 3/4"

Length - 3-5/16"

Max. Hull Thickness-3"


Dimensions: L: 3-5/16"

Thru-Hull - 6920

316 S.S. Thru-Hull

Pipe Size - 1"

Length - 3-5/16"

Max. Hull Thickness-3"


Dimensions: L: 3-1/2"

Thru-Hull - 6921

316 S.S. Thru-Hull

Pipe Size - 1-1/4"

Length - 3-1/2"

Max. Hull Thickness-3"


Dimensions: L: 3-1/2"

Thru-Hull - 6922

316 S.S. Thru-Hull

Pipe Size - 1-1/2"

Length - 3-1/2"

Max. Hull Thickness-3"


Dimensions: L: 3-1/2"

Thru-Hull - 6923

316 S.S. Thru-Hull

Pipe Size - 2"

Length - 3-1/2"

Max. Hull Thickness-4.4"

Thru-Hull - S-3813

316 Stainless Steel/Nylon Thru-Hull

Pipe Size - 2"

Flange O.D. - 3-1/4"

Thread Length - 1-7/8"

Cut-Out - 2-1/4"

Max Hull Thickness - 1-3/4"

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