GROSS MECHANICAL LABS (GROCO)

$181.00 $155.99
Used for connecting hose to valve, seacocks, strainers or any hardware having female NPT pipe threads. FF fittings are designed to accommodate the designed full pipe size flow and to provide an unrestricted passage through the fitting. If a 3/4" fitting is to provide full flow through the fitting, and also have a...
19 item(s)
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$182.00 $156.99
Patented field reversible handle allows you to select the closed position orientation (Clockwise or Counterclockwise) that best suits the installation. Handle has square hole to accept standard ratchet, to help reach valves in hard-to-reach location and eases operation of hard to actuate valves. Chrome plated solid...
116 item(s)
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$199.00 $158.99
May be used in water or fuel systems to keep pumps primed and to prevent back-flow in pressure systems. Unique design reduces flow turbulence and restriction, and improves pump performance. Cast bronze construction. NPT threaded ports. MFG# CV-200 CV200 UPC# 742985145986
7 item(s)
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$185.00 $159.99
Used for connecting hose to valve, seacocks, strainers or any hardware having female NPT pipe threads. FFC fittings are designed to accommodate the designed full pipe size flow and to provide an unrestricted passage through the fitting. If a 3/4" fitting is to provide full flow through the fitting, and also have a...
8 item(s)
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$209.00 $166.99
Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Has locknut with bonding screw. Comes with nut. MFG# TH-2500-W TH2500W UPC# 742985064157
79 item(s)
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$219.00 $174.99
Handle has square hole to accept standard ratchet helps you to reach hard-to-reach valves and eases actuation of hard to operate valves. Handle has thumb-release locking mechanism to ensure that the valve remains in the open or closed position you have selected until you wish to change it. 1000 WOG rated. 304...
24 item(s)
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$232.00 $184.99
Patented field reversible handle allows you to select the closed position orientation (clockwise or counterclockwise) that best suits the installation. Handle has square hole to accept standard ratchet, to help reach valves in hard-to-reach locations and ease actuation of difficult to operate valves. 400 WOG rated....
126 item(s)
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$239.00 $188.99
For the discontinued K toilet. Contains bowl gasket, gasket and spring assemblies, check ball, gaskets, seals and joker valve. MFG# K UPC# 742985006515
20 item(s)
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$250.00 $199.99
Six-port fuel valves are used where 2 tanks supply a single engine, and a return to each supply tank is required. ABYC H33.9.2 states that fuel system valves must have an independent means of support. That's why regular in-line valves are not appropriate for fuel systems applications. Provides flow to or...
79 item(s)
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$263.00 $209.99
HVL series vented loops are for hose connections.The oversized vent valve is virtually clog-free, and can easily be removed without tools for inspection or cleaning by unscrewing the threaded cap. Mounting hardware is included. MFG# HVL-750 HVL750 UPC# 742985003859
19 item(s)
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$263.00 $209.99
HVL series vented loops are for hose connections.The oversized vent valve is virtually clog-free, and can easily be removed without tools for inspection or cleaning by unscrewing the threaded cap. Mounting hardware is included. MFG# HVL-1000 HVL1000 UPC# 742985003071
20 item(s)
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$295.00 $234.99
Patented field reversible handle allows you to select the closed position orientation (Clockwise or Counterclockwise) that best suits the installation. Handle has square hole to accept standard ratchet, to help reach valves in hard-to-reach location and eases operation of hard to actuate valves. Chrome plated solid...
65 item(s)
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$294.00 $234.99
HVL series vented loops are for hose connections.The oversized vent valve is virtually clog-free, and can easily be removed without tools for inspection or cleaning by unscrewing the threaded cap. Mounting hardware is included. MFG# HVL-1500 HVL1500 UPC# 742985002715
8 item(s)
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$297.00 $236.99
Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. Plastic filter basket. O-ring seals at strainer cap and between strainer head and sight glass. See-thru screw-on strainer cap allows easy, no-tools maintenance. Spanner...
154 item(s)
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$299.00 $238.99
Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Includes nut. NOT TO BE USED IN POTABLE WATER SYSTEMS. MFG# TH-3000-W TH3000W UPC# 742985064164 MFG# TH-3000-W...
40 item(s)
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$324.00 $257.99
Impossible to waterlog. System water pressure is separated from fully adjustable air charge by neoprene diaphragm. Recommend same air charge as pump cut-on pressure. Mounts in any position. Stainless steel mount straps included. MFG# PST1 UPC# 742985005389
19 item(s)
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$327.00 $260.99
Features patented field-selectable and changeable direction of rotation-permits installation in otherwise unusable locations. Tri-flange base and mount hole pattern provide easy retrofit when replacing most popular brands. Handle has a square hole that accepts standard ratchet-helps to reach hard-to-reach valves,...
35 item(s)
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$399.00 $317.99
Features patented field-selectable and changeable direction of rotation-permits installation in otherwise unusable locations. Tri-flange base and mount hole pattern provide easy retrofit when replacing most popular brands. Handle has a square hole that accepts standard ratchet-helps to reach hard-to-reach valves,...
32 item(s)
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$415.00 $330.99
Ideal for baitwell or any onboard pumping job that needs high flow and low pressure. Features : • Bronze construction. • #316 SS motor shaft. • Continuous-duty face seal. • Inlet and outlet are 1/2" NPT. • "Ignition Protected" ball bearing motor. • Metal Base....
36 item(s)
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$447.00 $355.99
Patented field reversible handle allows you to select the closed position orientation (clockwise or counterclockwise) that best suits the installation. Handle has square hole to accept standard ratchet, to help reach valves in hard-to-reach locations and ease actuation of difficult to operate valves. 400 WOG rated....
26 item(s)
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$509.00 $405.99
Features patented field-selectable and changeable direction of rotation-permits installation in otherwise unusable locations. Tri-flange base and mount hole pattern provide easy retrofit when replacing most popular brands. Handle has a square hole that accepts standard ratchet-helps to reach hard-to-reach valves,...
40 item(s)
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$574.00 $456.99
Features patented field-selectable and changeable direction of rotation-permits installation in otherwise unusable locations. Tri-flange base and mount hole pattern provide easy retrofit when replacing most popular brands. Handle has a square hole that accepts standard ratchet-helps to reach hard-to-reach valves,...
36 item(s)
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$589.00 $468.99
Bronze body, powerful and positive pressure. Ideal for oil change or fuel transfer, self-priming. Ports 3/8" NPT. MFG# GPB1 UPC# 742985142213
1 item(s)
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$687.00 $546.99
Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at strainer cap and between strainer head and sight glass. See-thru screw-on strainer cap allows easy, no-tools...
45 item(s)
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