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Check Valve Spring Loaded
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Spring LoadedAny OrientationFemale BSPNon-Slam

Inline Brass Check Valve (Spring Loaded, Female BSP)

Spring check valve · brass body · BSP threaded · UAE stock

A compact, spring-loaded brass check valve that closes as soon as forward flow stops. It works in horizontal and vertical lines, prevents water hammer from disc slam and is a common choice on pumps, heaters and booster sets.

Material
Brass body, spring check
Rating
PN16 to PN25 class
Ends
Female BSP
Sizes
1/2" to 4"
Same-day quote Bulk & wholesale UAE & GCC delivery

Quality Assured

Checked stock, standard-compliant

Wide Size Range

Full sizes, ratings & materials

Ex-Stock, Dubai

Ready inventory, UAE & GCC delivery

Bulk & Wholesale

Project quantities at best price

Overview

Inline brass spring check valves for pumps and water systems in Dubai

An inline brass check valve uses a poppet or disc held closed by a stainless steel spring. Forward flow compresses the spring and opens the valve, and as flow drops the spring pushes the disc back onto its seal before any reverse flow can build up. This quick closure stops the slam you sometimes get with swing checks and lets the valve be fitted in any orientation, including vertical downward flow.

Hamza Fasteners supplies inline brass check valves from 1/2" to 4" with female BSP threads and hexagon bodies for easy tightening. They suit pump discharge lines, water heaters, booster sets, compressed air lines and anywhere space is tight. Because the spring needs a small cracking pressure to open, they are not ideal for very low-head gravity lines. Call our Dubai team for sizes and prices.

Technical Data

Inline Brass Check Valve datasheet and specifications

Reference data for Inline Brass Check Valve. Confirm exact size, rating and material for your order with our team.

This datasheet shows representative sizes for reference only. Inline Brass Check Valve is supplied in the full range of sizes, ratings and materials — not a single option. Tell us what you need and we will confirm exact availability, specification and price.

Size reference · DN / ISO 228

Nominal size, DN and BSP thread pitch

HAMZA FASTENERS
Reference
Valve SizeNominal DNTPI (BSP)Thread Major Dia (mm)
1/2"DN151420.955
3/4"DN201426.441
1"DN251133.249
1-1/4"DN321141.910
1-1/2"DN401147.803
2"DN501159.614
2-1/2"DN651175.184
3"DN801187.884
4"DN10011113.030
Thread data per ISO 228-1. Cracking pressure varies by maker and size; ask if it is critical to your system.
Datasheet · CV-IN

Product Specification

HAMZA FASTENERS
Rev. 01
Product TypeInline spring check valve
Body MaterialBrass
SpringStainless steel
SealNBR or brass-on-brass, maker dependent
Pressure ClassPN16 to PN25 depending on size
End ConnectionFemale BSP
OrientationAny, follow flow arrow
Small cracking pressure is needed to open; avoid on very low-head gravity feeds.
Size
1/2" to 4"
Material
Brass, SS spring
Rating
PN16 to PN25
Full range supplied — sizes, ratings & materials
Size Range
1/2" to 4"
Materials
Brass body, stainless spring
Standards
BSP threads to ISO 228
Pressure
PN16 to PN25 class
Ends / Types
Female x female, spring poppet
Also Available
Swing check valves, foot valves, brass ball valves
Request Full Datasheet & Price Need a specific size, rating or material? Send us your requirement.
Applications

Where Inline Brass Check Valve is used

Pump Sets

Discharge non-return

Water Heaters

Cold feed protection

Compressed Air

Receiver inlet check

Plumbing

Riser and branch NRV

HVAC

Chilled water circuits

Machinery

Coolant and wash lines

Availability & Supply

Inline Brass Check Valve supplier across the UAE, GCC and Africa

Stocked in Deira, Dubai and delivered fast across the region. Wherever you are building, we supply in stock and project quantities.

Hamza Fasteners is a trusted Inline Brass Check Valve supplier in Dubai and across the United Arab Emirates — Abu Dhabi, Sharjah and Ajman — with regular export supply to Saudi Arabia (Riyadh, Jeddah, Dammam), Qatar (Doha), Kuwait City, Oman (Muscat) and key East and West African markets including Tanzania (Dar es Salaam), Kenya (Nairobi and Mombasa), Nigeria (Lagos) and Ethiopia (Addis Ababa). Looking for a "Inline Brass Check Valve supplier near me" or the best price in your city? Send us your requirement for a same-day quote.

United Arab Emirates

  • Dubai
  • Abu Dhabi
  • Sharjah
  • Ajman

Saudi Arabia

  • Riyadh
  • Jeddah
  • Dammam

GCC

  • Doha, Qatar
  • Kuwait City
  • Muscat, Oman

Africa

  • Tanzania
  • Kenya · Nigeria
  • Ethiopia
FAQ

Common questions

Can an inline spring check valve be fitted vertically?
Yes. Because a spring closes the disc rather than gravity, the valve works horizontally, vertically upward or vertically downward. Simply make sure the arrow on the body points in the direction of flow. This makes it handy on vertical pump risers.
What is cracking pressure on a check valve?
It is the small upstream pressure needed to push the spring open, usually a fraction of a bar for brass spring checks. On pumped systems it makes no practical difference, but on low-head gravity lines a swing check is a better choice.
Why choose a spring check instead of a swing check?
A spring check closes before flow reverses, which prevents slam and water hammer, and it can be installed in any position. It is also shorter, which helps in tight pump rooms and under-sink installations. It is also less sensitive to turbulence close to pumps and bends.
Do you supply one size only, or a full range?
We stock 1/2" to 4" in female BSP. Male x female and smaller sizes can be sourced on request. Swing checks, foot valves and strainers in matching sizes are also kept in stock. Contractors often order a mix of sizes in one go, which we can pack by line item.
How much does an inline brass check valve cost in Dubai?
Price depends on size and quantity. Send the list on WhatsApp and we will confirm prices and stock the same day where possible. Box quantities for plumbers and pump contractors attract better unit rates. We also quote by email if you prefer to send a formal enquiry.
Do you deliver across the UAE and GCC?
Yes. We deliver to all emirates and ship to GCC countries and Africa. Freight and delivery time are confirmed with the quotation. Small parcels to other emirates usually travel by courier, larger orders by our own delivery.

Need Inline Brass Check Valve for your project?

Share the size, material, rating and quantity. We will confirm stock and send a quick quote with the datasheet and best price.

Email Us WhatsApp Enquiry Call Us sales@hamzafasteners.com · Deira, Dubai
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