Shop by Brand: GROCO

1" Bronze Combo Scoop Thru-Hull w/Nut 

Features:

• Designed for increased flow compared to standard Thru Hulls
• NPSM / NPT combination thread
• C83600 Bronze

Specifications:

Thread NPS: 1"

1" Bronze Extra Long Thru-Hull Fitting w/Nut 

Features:

• Extra long NPSM / NPT combination thread
• C83600 Bronze

1" Bronze Flanged Full Flow Seacock

Features:

• 1-1/4" sizes and larger include one grease zerk fitting for lubrication (use only with the valve in the open position), and one drain plug. The zerk can also be used for draining.
• Tri-flange base and mount hole pattern provide easy retrofit when replacing most popular brands
• Selectable handle rotation
• 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
• Full flow
• C84400 bronze construction
• Stainless steel ball and stem
• PTFE seats and seals
• Serviceable while installed
• Base has bonding attachment
• UL Listed 647B

1" Bronze High Speed Thru-Hull Fitting w/Nut 

Features:

• Designed for increased flow compared to standard Thru Hulls and with less drag
• NPSM / NPT combination thread
• C83600 Bronze

1" Bronze Tri-Flanged Ball Valve/Seacock

Features:

• 1-1/4" sizes and larger include one grease zerk fitting for lubrication (use only with the valve in the open position), and one drain plug
• The zerk can also be used for draining
• Field reversible handle allows you to select the closed position orientation (clockwise or counter-clockwise) 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
• Full Flow
• Triangular base with bolt pattern to match most popular brands makes retrofit easy
• C83600 bronze construction
• Stainless steel handle and hardware
• Chrome plated solid brass ball
• PTFE Seats and Seals
• Bonding attachment on base

1" Fresh Water Strainer w/#304 SS Basket 

Features:

• Protect fresh water pumps from debris.  
• White nylon strainer head and clear plastic sight glass.  Glass unscrews for filter basket cleaning. 
• Mount bracket included.  
• Use WSB for fresh-water systems (#304 SS basket)

1" Fresh Water Strainer with Plastic Basket 

Features:

• Protect fresh water pumps from debris.  
• White nylon strainer head and clear plastic sight glass.  Glass unscrews for filter basket cleaning. 
• Mount bracket included.
• Use WSB-P for salt-water or continuous duty AC or genset. 

1" NPS NPT Combo Bronze Thru-Hull Fitting with Nut

Features:

• NPSM / NPT combination thread
• C83600 Bronze
• Sizes from 1/2" to 5"
• UL Listed 647B
• Available with (-W) or without nut (-L)
• BSPP and Stainless Steel models available

1" NPS NPT Combo Stainless Steel Thru-Hull Fitting with Nut

Features:

• NPSM / NPT combination thread
• #316 Stainless Steel
• Sizes from 1/2" to 3"
• UL Listed 647B
• BSPP and Stainless Steel models available

1" NPT Bronze 45 Degree Pipe to 1" Hose 

Features:

• 45 degree Male NPT x Hose connection
• C83600 Bronze
• Standard Flow
• UL Listed 647B
• Note- C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for use in potable water systems.

Specifications:

• Thread NPT: 1"
• Hose ID (id): 1"

1" NPT Bronze In-Line Ball Valve

Features:

• Female NPT Threads
• 1-1/4" sizes and larger include a grease zerk fitting for lubrication (use only with the valve in the open position) or for draining
• Selectable handle rotation
• 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
• Full flow
• C83600 bronze construction
• Stainless steel handle and hardware
• Chrome plated solid brass ball (not a hollow ball)
• PTFE seats and seals
• Bonding attachment
• UL listed for fuel or water
• Fits IBVF for Seacock Application

1" NPT #316 Stainless Steel In-Line Ball Valve

Features:

• 1-1/4" sizes and larger include a grease zerk fitting for lubrication (use only with the valve in the open position) or for draining
• Handle has square hole to accept standard ratchet (helps you to reach hard-to-reach valves and eases actuation of hard to operate valves)
• Thumb-release locking mechanism assures the valve remains in the position selected
• 1000 WOG rated
• #316 SS body
• #304 SS handle and trim
• Bonding attachment
• PTFE seats and seals
• UL listed for fuel or water
• Full flow
• Fits IBVF-S for Seacock Application

1" NPT x 1" ID Bronze 90 Degree Pipe to Hose Fitting Standard Flow Elbow

Features:

• 90 degree Male NPT x Hose connection
• C83600 Bronze
• Sizes from 1/2" to 5"
• Standard Flow
• UL Listed 647B
• Note- C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for use in potable water systems

1" NPT x 1" ID Bronze Pipe to Hose Straight Fitting

Features:

• Male NPT x Hose connection
• C83600 Bronze
• Sizes from 1/2" to 5"
• Standard Flow
• UL Listed 647B
• Note- C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for use in potable water systems

1" NPT x 1-1/4" Bronze Full Flow Pipe to Hose Straight Fitting

Features:

• Full Flow
• Male NPT x Hose connection
• C83600 Bronze
• Sizes from 1/2" to 3"
• UL Listed 647B
• Note- C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for use in potable water systems

1" NPT x 1-1/4" ID Bronze Full Flow 90° Elbow Pipe to Hose Fitting

Features:

• 90 degree Male NPT x Hose connection
• C83600 Bronze
• Sizes from 1/2" to 3"
• Full Flow
• UL Listed 647B
• Note- C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for use in potable water systems

1" NPT x 1-1/8" Bronze Full Flow Pipe to Hose Straight Fitting

Features:

• Full Flow
• Male NPT x Hose connection
• C83600 Bronze
• Sizes from 1/2" to 3"
• UL Listed 647B
• Note- C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for use in potable water systems

1" NPT x 1-1/8" ID Bronze Full Flow 90° Elbow Pipe to Hose Fitting

Features:

• 90 degree Male NPT x Hose connection
• C83600 Bronze
• Sizes from 1/2" to 3"
• Full Flow
• UL Listed 647B
• Note- C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for use in potable water systems

1" Stainless Steel Extra Long Thru-Hull Fitting w/Nut 

Features:

• Extra long NPSM / NPT combination thread
• #316 Stainless Steel

1-1/2" 90 Degree Hose Thru-Hull Fitting 

Features:

• 90 Degree Barb
• #316 Stainless Steel Thru Hull with Bronze Hose Connection
• UL Listed 647B

1-1/2" Ball Valve/Seacock & Raw Water Strainer Combo

Features:

• Square hole in handle accepts standard ratchet
• 1-1/4" sizes and larger include one grease zerk fitting for lubrication (use only with the valve in the open position), and one drain plug
• The zerk can also be used for draining
• Space saving design with strainer and integral seacock
• Just one component to install and just one bilge location to access for winterization and maintenance
• No inside tie rods
• C84400 bronze construction
• Full flow ball valve with stainless steel ball and stem
• Strainer has screw on/off cap
• #304 stainless steel filter basket

1-1/2" Bronze Combo Scoop Thru-Hull w/Nut 

Features:

• Designed for increased flow compared to standard Thru Hulls
• NPSM / NPT combination thread
• C83600 Bronze

Specifications:

Thread NPS: 1-1/2"

1-1/2" Bronze Electric Flanged Seacock - 12V

Features:

• Motorized (12V or 24V) valve operation for seacock sizes 3/4" to 3" (4" and 5" available soon)
• Manual valve operation if power is lost
• Automatic operation feature prevents engine flooding
• Requires less than 1 amp of power
• Gearbox is IP-67 rated and CP-712 compliant
• NMEA2000 ready
• UL listed seacock includes grease zerk fitting for lubrication
• Push button control from the engine room with basic E-valve; wireless control from the helm with optional LCD-5 touchscreen
• Optional LCD-5 touchscreen displays and operates multiple E-valves and provides many safety and convenience functions

1-1/2" Bronze Extra Long Thru-Hull Fitting w/Nut 

Features:

• Extra long NPSM / NPT combination thread
• C83600 Bronze

1-1/2" Bronze Flanged Full Flow Seacock

Features:

• 1-1/4" sizes and larger include one grease zerk fitting for lubrication (use only with the valve in the open position), and one drain plug. The zerk can also be used for draining.
• Tri-flange base and mount hole pattern provide easy retrofit when replacing most popular brands
• Selectable handle rotation
• 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
• Full flow
• C84400 bronze construction
• Stainless steel ball and stem
• PTFE seats and seals
• Serviceable while installed
• Base has bonding attachment
• UL Listed 647B

1-1/2" Bronze High Speed Thru-Hull Fitting w/Nut 

Features:

• Designed for increased flow compared to standard Thru Hulls and with less drag
• NPSM / NPT combination thread
• C83600 Bronze

1-1/2" Bronze NPS to NPT Flange Adapter

IBVF Flanged Adapters have been developed to address several common problems in the marine industry.  

Features:  

• Eliminate dangerous thread miss-match when in-line valves are screwed onto thru hulls
• Accept standard thru-hulls into the base and standard in-line valves on top
• Provide a safe and sturdy assembly when in-line valves are used as seacocks
• For OEMs, prevent valve damage during engine or generator installation - the valve can be installed later
• Simplifies future valve replacement
• C83600 Bronze and #316 SS models

1-1/2" Bronze Pipe Nipple Check Valve

Features:

• C83600 cast bronze construction
• NPT threads
• 1/2" - 2" sizes
• Not suitable for use with diesel fuel or gasoline
• Maximum recommended temperature = 176-F (80-C)

1-1/2" Bronze Tri-Flanged Ball Valve/Seacock

Features:

• 1-1/4" sizes and larger include one grease zerk fitting for lubrication (use only with the valve in the open position), and one drain plug
• The zerk can also be used for draining
• Field reversible handle allows you to select the closed position orientation (clockwise or counter-clockwise) 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
• Full Flow
• Triangular base with bolt pattern to match most popular brands makes retrofit easy
• C83600 bronze construction
• Stainless steel handle and hardware
• Chrome plated solid brass ball
• PTFE Seats and Seals
• Bonding attachment on base

1-1/2" Hose Barb Stainless Straight Deck Drain 

Features:

• Scuppers are installed flush with the deck and have a removable drain.
• #316 Stainless Steel Thru Deck Drain with Bronze Hose Connection

1-1/2" NPS NPT Combo Bronze Thru-Hull Fitting with Nut

Features:

• NPSM / NPT combination thread
• C83600 Bronze
• Sizes from 1/2" to 5"
• UL Listed 647B
• Available with (-W) or without nut (-L)
• BSPP and Stainless Steel models available