Skip to content
Neptunian Marine
Neptunian Marine

Marine Plumbing & Ventilation - Fittings

Filters

$
$

GROCO 1-1/4" NPT x 1-1/4" ID Bronze Pipe to Hose Straight Fitting [PTH-1250]

GROCO
Original price $24.00
Original price $24.00 - Original price $24.00
Original price $24.00
Current price $16.99
$16.99 - $16.99
Current price $16.99
Low stock

1-1/4" NPT x 1-1/4" ID Bronze Pipe to Hose Straight FittingFeatures: Male NPT x Hose connection C83600 Bronze Sizes from 1/2" to 5" Standard Flow ...

View full details
Original price $24.00
Original price $24.00 - Original price $24.00
Original price $24.00
Current price $16.99
$16.99 - $16.99
Current price $16.99
Save $7.01 Save $0.00

Perko 3/4" Seacock Ball Valve Bronze MADE IN THE USA [0805005PLB]

Perko
Original price $292.81
Original price $292.81 - Original price $292.81
Original price $292.81
Current price $120.99
$120.99 - $120.99
Current price $120.99
Low stock

Perko 3/4" Seacock Ball Valve BronzeThese valves bodies are offered to meet the needs of applications that require extra long, scoop or flush type...

View full details
Original price $292.81
Original price $292.81 - Original price $292.81
Original price $292.81
Current price $120.99
$120.99 - $120.99
Current price $120.99
Save $171.82 Save $0.00

GROCO 2" NPT Bronze In-Line Ball Valve [IBV-2000]

GROCO
Original price $244.00
Original price $244.00 - Original price $244.00
Original price $244.00
Current price $159.99
$159.99 - $159.99
Current price $159.99
Low stock

2" NPT Bronze In-Line Ball ValveFeatures: Female NPT Threads 1-1/4" sizes and larger include a grease zerk fitting for lubrication (use only with ...

View full details
Original price $244.00
Original price $244.00 - Original price $244.00
Original price $244.00
Current price $159.99
$159.99 - $159.99
Current price $159.99
Save $84.01 Save $0.00

GROCO 1" NPT Stainless Steel In-Line Ball Valve [IBV-1000-S]

GROCO
Original price $84.00
Original price $84.00 - Original price $84.00
Original price $84.00
Current price $56.99
$56.99 - $56.99
Current price $56.99
Low stock

1" NPT #316 Stainless Steel In-Line Ball ValveFeatures: 1-1/4" sizes and larger include a grease zerk fitting for lubrication (use only with the v...

View full details
Original price $84.00
Original price $84.00 - Original price $84.00
Original price $84.00
Current price $56.99
$56.99 - $56.99
Current price $56.99
Save $27.01 Save $0.00

Perko 1-1/2" Seacock Ball Valve Bronze MADE IN THE USA [0805008PLB]

Perko
Original price $580.12
Original price $580.12 - Original price $580.12
Original price $580.12
Current price $257.99
$257.99 - $257.99
Current price $257.99
Low stock

Perko 1-1/2" Seacock Ball Valve BronzeThese valve bodies are offered to meet the needs of applications thatrequire extra long, scoop or flush type...

View full details
Original price $580.12
Original price $580.12 - Original price $580.12
Original price $580.12
Current price $257.99
$257.99 - $257.99
Current price $257.99
Save $322.13 Save $0.00

Perko 3/4" Pipe To Hose Adapter 90 Degree Bronze MADE IN THE USA [0063DP5PLB]

Perko
Original price $31.73
Original price $31.73 - Original price $31.73
Original price $31.73
Current price $17.99
$17.99 - $17.99
Current price $17.99
Low stock

Perko 3/4" Pipe To Hose Adapter 90 Degree BronzeCast BronzeCast hex for easier installationCurved 90 degreesTechnical Information: Pipe Size Inche...

View full details
Original price $31.73
Original price $31.73 - Original price $31.73
Original price $31.73
Current price $17.99
$17.99 - $17.99
Current price $17.99
Save $13.74 Save $0.00

Perko Water Inlet Fitting w/Plug [0499DP0CHR]

Perko
Original price $171.25
Original price $171.25 - Original price $171.25
Original price $171.25
Current price $100.99
$100.99 - $100.99
Current price $100.99
Low stock

Water Inlet Fitting(0499) Chrome Plated Bronze Standard Female Swivel Hose Connector Black Plastic Watertight Plug Stainless Steel Bead Chain F...

View full details
Original price $171.25
Original price $171.25 - Original price $171.25
Original price $171.25
Current price $100.99
$100.99 - $100.99
Current price $100.99
Save $70.26 Save $0.00

Forespar Marelon Full-Flow Seacock 1-1/4" Mushroom Through-Hull [904045ABYC]

Forespar Performance Products
Original price $169.45
Original price $169.45 - Original price $169.45
Original price $169.45
Current price $116.99
$116.99 - $116.99
Current price $116.99
In stock

Marelon Full-Flow Seacock & 1-1/4" Mushroom Through-HullThis integrated 2-part system comes complete with a Marelon® valve and properly matche...

View full details
Original price $169.45
Original price $169.45 - Original price $169.45
Original price $169.45
Current price $116.99
$116.99 - $116.99
Current price $116.99
Save $52.46 Save $0.00

Forespar Marelon Full-Flow Seacock 1/2" Mushroom Through-Hull [904042ABYC]

Forespar Performance Products
Original price $112.45
Original price $112.45 - Original price $112.45
Original price $112.45
Current price $77.99
$77.99 - $77.99
Current price $77.99
Low stock

Marelon Full-Flow Seacock & 1/2" Mushroom Through-HullThis integrated 2-part system comes complete with a Marelon® valve and properly matched ...

View full details
Original price $112.45
Original price $112.45 - Original price $112.45
Original price $112.45
Current price $77.99
$77.99 - $77.99
Current price $77.99
Save $34.46 Save $0.00

Forespar Marelon Full-Flow Seacock 3/4" Mushroom Through-Hull [904043ABYC]

Forespar Performance Products
Original price $117.45
Original price $117.45 - Original price $117.45
Original price $117.45
Current price $80.99
$80.99 - $80.99
Current price $80.99
In stock

Marelon Full-Flow Seacock & 3/4" Mushroom Through-HullThis integrated 2-part system comes complete with a Marelon® valve and properly matched ...

View full details
Original price $117.45
Original price $117.45 - Original price $117.45
Original price $117.45
Current price $80.99
$80.99 - $80.99
Current price $80.99
Save $36.46 Save $0.00

GROCO Garboard Drain w/Plug [TD-500]

GROCO
Original price $12.00
Original price $12.00 - Original price $12.00
Original price $12.00
Current price $8.99
$8.99 - $8.99
Current price $8.99
In stock

Garboard Drain w/Plug The ConceptOnce your boat is in its cradle, sling, lift, or trailer, draining the bilge is easy with a garboard drain. All m...

View full details
Original price $12.00
Original price $12.00 - Original price $12.00
Original price $12.00
Current price $8.99
$8.99 - $8.99
Current price $8.99
Save $3.01 Save $0.00

GROCO 3/4" Bronze Tri-Flanged Ball Valve/Seacock [FBV-750]

GROCO
Original price $83.00
Original price $83.00 - Original price $83.00
Original price $83.00
Current price $56.99
$56.99 - $56.99
Current price $56.99
In stock

3/4" Bronze Tri-Flanged Ball Valve/SeacockFeatures: 1-1/4" sizes and larger include one grease zerk fitting for lubrication (use only with the val...

View full details
Original price $83.00
Original price $83.00 - Original price $83.00
Original price $83.00
Current price $56.99
$56.99 - $56.99
Current price $56.99
Save $26.01 Save $0.00

GROCO 1" NPT x 1-1/4" Bronze Full Flow Pipe to Hose Straight Fitting [FF-1000]

GROCO
Original price $18.00
Original price $18.00 - Original price $18.00
Original price $18.00
Current price $12.99
$12.99 - $12.99
Current price $12.99
In stock

1" NPT x 1-1/4" Bronze Full Flow Pipe to Hose Straight FittingFeatures: Full Flow Male NPT x Hose connection C83600 Bronze Sizes from 1/2" to 3" U...

View full details
Original price $18.00
Original price $18.00 - Original price $18.00
Original price $18.00
Current price $12.99
$12.99 - $12.99
Current price $12.99
Save $5.01 Save $0.00

Dometic MSD Fitting f/Small Tank 970 Series [385320006]

Dometic
Original price $28.99
Original price $28.99 - Original price $28.99
Original price $28.99
Current price $25.99
$25.99 - $25.99
Current price $25.99
Low stock

MSD Fitting f/Small Tank 970 Series ToiletsReplaces MSD fittings for Series 974 MSD models.  Converts Series 972 and 974 - 2.6 gallon models to MS...

View full details
Original price $28.99
Original price $28.99 - Original price $28.99
Original price $28.99
Current price $25.99
$25.99 - $25.99
Current price $25.99
Save $3.00 Save $0.00

Beckson 1" Drain Plug Screw Type w/Gasket - Black [DP10-B]

Beckson Marine
Original price $7.15
Original price $7.15 - Original price $7.15
Original price $7.15
Current price $5.99
$5.99 - $5.99
Current price $5.99
In stock

Beckson Screw Type 1" Drain PlugScrew-type drain plug with patented self-cleaning thread design, O-ring, and super strength center retaining legs ...

View full details
Original price $7.15
Original price $7.15 - Original price $7.15
Original price $7.15
Current price $5.99
$5.99 - $5.99
Current price $5.99
Save $1.16 Save $0.00

GROCO 1/2" 4-Way Tank Selector Kit [TS-350-T]

GROCO
Original price $267.00
Original price $267.00 - Original price $267.00
Original price $267.00
Current price $175.99
$175.99 - $175.99
Current price $175.99
In stock

1/2" 4-Way Tank Selector Kit TS-350-T Tank Selector utilizes a single FV-450-X full flow valve mounted on an attractive stainless steel mount brac...

View full details
Original price $267.00
Original price $267.00 - Original price $267.00
Original price $267.00
Current price $175.99
$175.99 - $175.99
Current price $175.99
Save $91.01 Save $0.00

Perko 1-1/4" Pipe to Hose Adapter Straight Bronze MADE IN THE USA [0076DP7PLB]

Perko
Original price $36.10
Original price $36.10 - Original price $36.10
Original price $36.10
Current price $22.99
$22.99 - $22.99
Current price $22.99
Low stock

Perko 1-1/4" Pipe to Hose Adapter Straight BronzeCast bronzeCast hex for easier installationPrecision machined hose barbTechnical Information: Pip...

View full details
Original price $36.10
Original price $36.10 - Original price $36.10
Original price $36.10
Current price $22.99
$22.99 - $22.99
Current price $22.99
Save $13.11 Save $0.00

Perko Gas Tank Vent w/Splash Guard - Chrome Plated Zinc - " Hose [0506DP4CHR]

Perko
Original price $26.32
Original price $26.32 - Original price $26.32
Original price $26.32
Current price $16.99
$16.99 - $16.99
Current price $16.99
In stock

Gas Tank Vent Chrome Plated Zinc Alloy with Black Polymer Splash Guard Removable 30 Mesh Stainless Steel Wire Screen Flame Arrestor - for use wit...

View full details
Original price $26.32
Original price $26.32 - Original price $26.32
Original price $26.32
Current price $16.99
$16.99 - $16.99
Current price $16.99
Save $9.33 Save $0.00

GROCO 1-1/4" NPT Bronze In-Line Ball Valve [IBV-1250]

GROCO
Original price $102.00
Original price $102.00 - Original price $102.00
Original price $102.00
Current price $67.99
$67.99 - $67.99
Current price $67.99
In stock

1-1/4" NPT Bronze In-Line Ball ValveFeatures: Female NPT Threads 1-1/4" sizes and larger include a grease zerk fitting for lubrication (use only w...

View full details
Original price $102.00
Original price $102.00 - Original price $102.00
Original price $102.00
Current price $67.99
$67.99 - $67.99
Current price $67.99
Save $34.01 Save $0.00

GROCO Bronze Clam Shell Style Hull Strainer f/Up To 1" Thru Hull [SC-1000-L]

GROCO
Original price $38.00
Original price $38.00 - Original price $38.00
Original price $38.00
Current price $25.99
$25.99 - $25.99
Current price $25.99
In stock

Bronze Clam Shell Style Hull Strainer f/Up To 1" Thru Hull Features: C84400 bronze body and door. Cast filter slots. Pressure relief holes in door...

View full details
Original price $38.00
Original price $38.00 - Original price $38.00
Original price $38.00
Current price $25.99
$25.99 - $25.99
Current price $25.99
Save $12.01 Save $0.00

GROCO 3/8" NPT Bronze Inline Fuel Valve [FV-375]

GROCO
Original price $26.00
Original price $26.00 - Original price $26.00
Original price $26.00
Current price $17.99
$17.99 - $17.99
Current price $17.99
In stock

3/8" NPT Bronze Inline Fuel ValveFeatures: Selectable handle rotation Full flow Mount foot included C83600 bronze construction Stainless steel han...

View full details
Original price $26.00
Original price $26.00 - Original price $26.00
Original price $26.00
Current price $17.99
$17.99 - $17.99
Current price $17.99
Save $8.01 Save $0.00

Perko Spare Gas Cap w/O-Ring & Cable [1270DPG99A]

Perko
Original price $30.48
Original price $30.48 - Original price $30.48
Original price $30.48
Current price $19.99
$19.99 - $19.99
Current price $19.99
Low stock

Spare Gas Cap w/O-Ring & CableBlack polymer gas cap has a slot between the holes.

Original price $30.48
Original price $30.48 - Original price $30.48
Original price $30.48
Current price $19.99
$19.99 - $19.99
Current price $19.99
Save $10.49 Save $0.00

Perko 0540 Gas Fill/Vent f/1-1/2" Hose - Angled Neck [0540DPGCHR]

Perko
Original price $84.58
Original price $84.58 - Original price $84.58
Original price $84.58
Current price $53.99
$53.99 - $53.99
Current price $53.99
Low stock

0540 Gas Fill/Vent for 1-1/2" Hose - Angled NeckFeatures: Angled Neck Chrome Plated Bronze Cap Black Polymer Body Stainless Steel Bead Chain I...

View full details
Original price $84.58
Original price $84.58 - Original price $84.58
Original price $84.58
Current price $53.99
$53.99 - $53.99
Current price $53.99
Save $30.59 Save $0.00

GROCO 1-1/4" Safety Seacock w/1" Side Port [SBV-1250-P]

GROCO
Original price $820.00
Original price $820.00 - Original price $820.00
Original price $820.00
Current price $483.99
$483.99 - $483.99
Current price $483.99
Low stock

1-1/4" Safety Seacock w/1" Side Port Features: Two driver ports permit handle relocation. NPT threaded side port accepts SSCV or any NPT threaded ...

View full details
Original price $820.00
Original price $820.00 - Original price $820.00
Original price $820.00
Current price $483.99
$483.99 - $483.99
Current price $483.99
Save $336.01 Save $0.00