Marine Plumbing & Ventilation - Thru-Hull Fittings
![GROCO 2" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut [TH-2000-WS]](http://niluunlimited.com/cdn/shop/products/74304XL_600x@2x.progressive.jpg?v=1637718983)
SKU: CWR-74304
AVAILABILITY: In stock (6 items)
PRODUCT TYPE: Thru-Hull Fittings
VENDOR: GROCO
2" NPS NPT Combo Stainless Steel Thru-Hull Fitting with NutFeatures: NPSM / NPT combination thread #316 Stainless Steel Sizes from 1/2" to 3" UL Listed 647B BSPP and Stainless Steel models available Specifications: Hose Size: 2" Material: Stainless Steel Box Dimensions:...
![GROCO 1-1/2" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut [TH-1500-WS]](http://niluunlimited.com/cdn/shop/products/74303XL_600x@2x.progressive.jpg?v=1637718977)
SKU: CWR-74303
AVAILABILITY: In stock (3 items)
PRODUCT TYPE: Thru-Hull Fittings
VENDOR: GROCO
1-1/2" NPS NPT Combo Stainless Steel Thru-Hull Fitting with NutFeatures: NPSM / NPT combination thread #316 Stainless Steel Sizes from 1/2" to 3" UL Listed 647B BSPP and Stainless Steel models available Specifications: Material: Stainless Steel Hose Size: 1-1/2" Box Dimensions:...
![GROCO 1" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut [TH-1000-WS]](http://niluunlimited.com/cdn/shop/products/74301XL_600x@2x.progressive.jpg?v=1637718963)
SKU: CWR-74301
AVAILABILITY: In stock (1 item)
PRODUCT TYPE: Thru-Hull Fittings
VENDOR: GROCO
1" NPS NPT Combo Stainless Steel Thru-Hull Fitting with NutFeatures: NPSM / NPT combination thread #316 Stainless Steel Sizes from 1/2" to 3" UL Listed 647B BSPP and Stainless Steel models available Specifications: Hose Size: 1" Material: Stainless Steel Box Dimensions:...
![GROCO 3/4" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut [TH-750-WS]](http://niluunlimited.com/cdn/shop/products/74300XL_600x@2x.progressive.jpg?v=1637718956)
SKU: CWR-74300
AVAILABILITY: In stock (4 items)
PRODUCT TYPE: Thru-Hull Fittings
VENDOR: GROCO
3/4" NPS NPT Combo Stainless Steel Thru-Hull Fitting with NutFeatures: NPSM / NPT combination thread #316 Stainless Steel Sizes from 1/2" to 3" UL Listed 647B BSPP and Stainless Steel models available Specifications: Hose Size: 3/4" Material: Stainless Steel Box Dimensions:...
![GROCO 1/2" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut [TH-500-WS]](http://niluunlimited.com/cdn/shop/products/74299XL_600x@2x.progressive.jpg?v=1637718949)
SKU: CWR-74299
AVAILABILITY: In stock (3 items)
PRODUCT TYPE: Thru-Hull Fittings
VENDOR: GROCO
1/2" NPS NPT Combo Stainless Steel Thru-Hull Fitting with NutFeatures: NPSM / NPT combination thread #316 Stainless Steel Sizes from 1/2" to 3" UL Listed 647B BSPP and Stainless Steel models available Specifications: Hose Size: 1/2" Material: Stainless Steel Box Dimensions:...
![GROCO 2" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut [TH-2000-W]](http://niluunlimited.com/cdn/shop/products/74298XL_600x@2x.progressive.jpg?v=1637718942)
SKU: CWR-74298
AVAILABILITY: In stock (9 items)
PRODUCT TYPE: Thru-Hull Fittings
VENDOR: GROCO
2" NPS NPT Combo Bronze Thru-Hull Fitting with NutFeatures: 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 Specifications: Hose Size: 2" Material:...
![GROCO 1-1/2" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut [TH-1500-W]](http://niluunlimited.com/cdn/shop/products/74293XL_600x@2x.progressive.jpg?v=1637718935)
SKU: CWR-74293
AVAILABILITY: In stock (30 items)
PRODUCT TYPE: Thru-Hull Fittings
VENDOR: GROCO
1-1/2" NPS NPT Combo Bronze Thru-Hull Fitting with NutFeatures: 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 Specifications: Hose Size: 1-1/2" Material:...
![GROCO 1-1/4" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut [TH-1250-W]](http://niluunlimited.com/cdn/shop/products/74292XL_600x@2x.progressive.jpg?v=1637718928)
SKU: CWR-74292
AVAILABILITY: In stock (26 items)
PRODUCT TYPE: Thru-Hull Fittings
VENDOR: GROCO
1-1/4" NPS NPT Combo Bronze Thru-Hull Fitting with NutFeatures: 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 Specifications: Hose Size: 1-1/4" Material:...
![GROCO 1" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut [TH-1000-W]](http://niluunlimited.com/cdn/shop/products/74291XL_600x@2x.progressive.jpg?v=1637718922)
SKU: CWR-74291
AVAILABILITY: In stock (30 items)
PRODUCT TYPE: Thru-Hull Fittings
VENDOR: GROCO
1" NPS NPT Combo Bronze Thru-Hull Fitting with NutFeatures: 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 Specifications: Hose Size: 1" Material:...
![GROCO 3/4" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut [TH-750-W]](http://niluunlimited.com/cdn/shop/products/74290XL_600x@2x.progressive.jpg?v=1637718915)
SKU: CWR-74290
AVAILABILITY: In stock (14 items)
PRODUCT TYPE: Thru-Hull Fittings
VENDOR: GROCO
3/4" NPS NPT Combo Bronze Thru-Hull Fitting with NutFeatures: 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 Specifications: Hose Size: 3/4" Material:...
![GROCO 1/2" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut [TH-500-W]](http://niluunlimited.com/cdn/shop/products/74289XL_600x@2x.progressive.jpg?v=1637718908)
SKU: CWR-74289
AVAILABILITY: In stock (8 items)
PRODUCT TYPE: Thru-Hull Fittings
VENDOR: GROCO
1/2" NPS NPT Combo Bronze Thru-Hull Fitting with NutFeatures: 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 Specifications: Hose Size: 1/2" Material:...
![Perko Thru-Hull Scupper f/Mounting Through Transom [0323DP]](http://niluunlimited.com/cdn/shop/products/73277XL_600x@2x.progressive.jpg?v=1637715383)
SKU: CWR-73277
AVAILABILITY: In stock (5 items)
PRODUCT TYPE: Thru-Hull Fittings
VENDOR: Perko
Thru-Hull Scupper for Mounting Through TransomFeatures: Molded White Polymer Soft Black Flapper Nut and Mounting Hardware Included Specifications: Hose Size: 1-1/2" Mounting Hole Diameter: 1-7/8" Max. Hole Thickness: 2-1/8" O.D. Flange: 2-7/8" Specifications: Hose Size: 1-1/2" Material: Plastic Box Dimensions:...
