Can you please confirm that all internal working compounds are the same as seen in photo and not plastic?

Plastic Spring loaded Non-Return inside, looks to be Nylon.

what size inner diameter is this ? as i need a minimum of 22mm diameter

It's an 1" b.s.p thread. So it should be around 30.75 mm as that is the tapping drill size for that thread.

will this work on a bore hole pump

Hello,Yes it should be fine.Thank you

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1" INCH Brass 12 BAR Check VALVES Non-Return Valve Female x Female with Brass Insert

1" INCH Brass 12 BAR Check VALVES Non-Return Valve Female x Female with Brass Insert

Product ID: 51718408

Details

Brand
Invena
Exterior finish
Brass Nbr
Inlet connection size
1 Inches
Inlet connection type
Brass
Manufacturer
plumbing4home
Material
Brass

🔥Max Temp 100°C

🔧Max Pressure 10 bar

🛠️1" Brass Female x Female

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€ 36.39

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Sold byAmazon IrelandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🔩 Lock in reliability with every flow!

HIGH PRESSURE READY - Operates flawlessly up to 10 bar, perfect for demanding plumbing systems.
SOLID BRASS DURABILITY - Premium brass construction ensures long-lasting corrosion resistance and reliability.
PRECISION NBR GASKET SEAL - Flat NBR gasket guarantees leak-proof, maintenance-free operation.
HEAT RESISTANT PERFORMANCE - Withstands temperatures up to 100°C, ideal for hot water applications.
UNIVERSAL FIT FEMALE X FEMALE - 1" connections with brass inserts for seamless integration in your setup.

This 1" brass check valve features female x female connections with brass inserts, designed to prevent backflow in plumbing systems. Rated for a maximum static pressure of 10 bar and temperatures up to 100°C, it includes a durable NBR flat gasket for a secure, leak-free seal. Trusted by professionals for dependable, maintenance-free performance.

Specifications

ASIN	B007JX3K1C
Best Sellers Rank	165,499 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 445 in Check Valves
Brand	Invena
Customer Reviews	5.0 out of 5 stars 3 Reviews
Exterior Finish	Brass,Nbr
Exterior finish	Brass , Nbr
Inlet Connection Size	1 Inches
Inlet Connection Type	Brass
Inlet connection size	1 Inches
Inlet connection type	Brass
Manufacturer	plumbing4home
Material	Brass
Maximum Pressure	10 Bars
Number of Ports	2
Outlet Connection Size	1 Inches
Outlet Connection Type	NPT
Outlet connection type	NPT
Part Number	041c
Valve Type	Check Valve

Reviews

A**R

Five Stars

Ok quality time will tell

13.06.2017

A**R

Five Stars

12.10.2015

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