Page 100 - Perko

Thru-Hull Connections

Thru-Hull Connection for Use with Hose*

Material: Cast Bronze
Finish: Chrome Plated or Plain
For Hose Sizes: 5/8” to 2”
Max. Hull Thickness: Up To 2”
Features: • Flange is Machined to Fit Hull and
Grooved to Retain Bedding Compound.
• Neck is Threaded to Approximately
3/16 Inch From Flange.

Fig. 0350 Chrome

Fig. 0350 Plain

Hose Mounting Max. Hull O.D. Plain Bronze Chrome Plated Bronze
Size Hole Dia. Thickness Flange Retail Pkg. OEM Bulk Pkg. Retail Pkg. OEM Bulk Pkg.

6 5/8” 13/16” 1-1/16” 1-1/2” 0350004DPP 0350004PLB 0350004DPC 0350004CHR
3/4” 1” 1-5/8” 1-7/8” 0350005DPP 0350005PLB 0350005DPC 0350005CHR
1” 1-5/16” 1-3/4” 2-1/4” 0350006DPP 0350006PLB 0350006DPC 0350006CHR
1-1/8” 1-5/16” 1-3/4” 2-1/4” 035006ADPP 035006APLB 035006ADPC 035006ACHR Bedding Groove
0350007DPP 0350007PLB 0350007DPC 0350007CHR
1-1/4” 1-5/8” 1-7/8” 2-3/4”
Illustration Of
Underwater Hardware Spare Flanged Nut See Fig. 0075, on page 105.
0350008DPP 0350008PLB 0350008DPC 0350008CHR
1-1/2” 1-7/8” 1-7/8” 3-1/8”
2” 2-3/8” 2” 3-3/4”
-------------- 0350009PLB -------------- 0350009CHR
*NOTE: Thru-Hull Connections For Use With Hose Are Not Recommended For Use
Below The Waterline Per A.B.Y.C. “Safety Standards For Small Craft” Section H-27.
Thru-Hull Connection for Use with Pipe - Flush Mount
Material:
Finish: Cast Bronze
Plain
For Pipe Sizes: 1/2” to 2” NPT/S (See Page 96)
Max. Hull Thickness: Up To 3-3/8”
Features: The exterior surface of the flange is machined
flat and designed to be countersunk into the
hull, resulting in a smooth external fit with no
raised portion to increase drag.

Pipe Mounting Max. Hull O.D.
Size Hole Dia. Thickness Flange Retail Pkg. OEM Bulk Pkg. Fig. 0331
1/2” 13/16” 2-3/16” 1-11/16” 0331DP4PLB 0331004PLB
3/4” 1” 2-3/8” 2” 0331DP5PLB 0331005PLB
1” 1-5/16” 2-9/16” 2-1/4” 0331DP6PLB 0331006PLB Flange surface
1-1/4” 1-5/8” 2-15/16” 2-7/8” 0331DP7PLB 0331007PLB is designed
1-1/2” 1-7/8” 3-1/16” 2-31/32” 0331DP8PLB 0331008PLB to be
2” 2-3/8” 3-3/8” 3-7/8” ----------------- 0331009PLB
countersunk
Spare Flanged Nut See Fig. 0075, on page 105.

100 Visit www.perko.com for installation instructions and technical drawings on most PERKO products.
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