Danfoss REG-SA 40 angleway hand-operated regulating valve, 40 mm (1 1/2 in) socket weld ASME B 16.11, steel, 52 bar (code 148B5604)
Danfoss

Danfoss REG-SA 40 angleway hand-operated regulating valve, 40 mm (1 1/2 in) socket weld ASME B 16.11, steel, 52 bar

Part number148B5604Item numberDANFOSS-148B5604EAN / GTIN5702428474108HS code8481.80
ASME B 16.1140 mm
MaterialSteel
MOQ:1

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Product Description

Danfoss REG-SA 40 hand-operated regulating (throttling) valve, store code 148B5604, angleway steel body. The REG-SA (small flow area) and REG-SB (large flow area) are precision regulating valves in the SVL Flexline range used to set liquid, suction, hot-gas and oil flow in industrial refrigeration; a scaled spindle gives repeatable manual throttling and the back-seating spindle allows the packing to be serviced in operation. Nominal size 40 mm (1 1/2 in), socket weld connections to ASME B 16.11; flow coefficient Kv 7 m3/h (Cv 8.09 gal/min). Steel housing. Maximum working pressure 52 bar g (754 psig); media temperature -60 to 150 C (-76 to 302 F). Conformity assessment PED 2014/68/EU, Category II (DN 40). Applicable to R717 (ammonia), R744 (CO2) and fluorinated refrigerants and oils. Specifications per Danfoss store code 148B5604.

Technical Specifications

Type
REG-SA 40 hand-operated regulating valve (SVL Flexline)
Code number
148B5604
Series
REG-SA (small flow area)
Nominal size
40 mm (1 1/2 in)
Flow direction body
Angleway
Connection
socket weld both ends, ASME B 16.11
Top equipment
Cap
Flow coefficient Kv
7 m3/h (Cv 8.09 gal/min)
Housing material
steel
Maximum working pressure
52 bar g (754 psig)
Media temperature range
-60 to 150 C (-76 to 302 F)
Applicable media
R717 (ammonia), R744 (CO2), HFC/HCFC refrigerants and oils
Conformity assessment
PED 2014/68/EU, Category II (DN 40)
Approvals
CE, EAC
EAN
5702428474108
Net weight
3.55 Kilogram
Product group
Shut-off and regulating valves
Approval
CE
Body material
Steel
CE mark
Yes
China RoHS compliance
Yes
Colour Paint
Reddish brown
Connection material
Steel
Connection standard
ASME B 16.11
Cv value [gal/min]
8.12 gal/min
Direction
Angleway
Equipment
Cap
EU RoHS compliance
Yes
Flow area [in2]
0.275 in²
Flow area [mm2]
178 mm²
Flow direction indicator
Embossed 1-way arrow
Fluid Group
1
Inlet connection size [in]
1 1/2 in
Inlet connection size [mm]
40 mm
Inlet connection type
Socket weld
Kv value [m³/h]
7 m³/h
Max. Working Pressure [bar]
52 bar
Max. Working Pressure [psig]
754 psig
Neck
Standard
Outlet connection size [in]
1 1/2 in
Outlet connection size [mm]
40 mm
Outlet connection type
Socket weld
PED category
II
REACH Candidate List substances
No
Refrigerants
R134a
Temperature range [°C] [max]
150 °C
Temperature range [°C] [min]
-60 °C
Temperature range [°F] [max]
302 °F
Temperature range [°F] [min]
-76 °F
Valve version
Standard version

Standards & Compliance

Standard
ASME B 16.11
Size / Series
40 mm
Material
Steel
Pressure Rating
52 bar
Temperature Range
-60 to 150 C
HS Code
8481.80

Compatibility & Fitment

Danfoss SVL Flexline REG-SA 40 regulating valve. Choose REG-SA for fine low-flow control or REG-SB for larger flow. Select by flow direction (angleway) and connection (ASME B 16.11). Shares the SVL Flexline platform with SVA-S/SVA-L shut-off valves, SCA-X/CHV-X check valves and FIA strainers of the same nominal size.

Not sure if it fits? Email sales@cballast.com with your equipment serial number or photos — we confirm fit before you order.

Product Documentation

Document preview: Danfoss REG-SA / REG-SB Regulating Valves — Data Sheet

Catalogue entry last verified: 2026-08-13. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.

Frequently asked questions

Where can I buy 148B5604?
148B5604 can be ordered from cballast.com as a Danfoss catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
What is the manufacturer part number for this Danfoss product?
The manufacturer part number is 148B5604.
What is the HS code for 148B5604?
The customs tariff (HS) code for 148B5604 is 8481.80.
Who manufactures 148B5604?
148B5604 is a Danfoss product in the HVAC & Refrigeration range.
Is a datasheet available for 148B5604?
Yes — the 148B5604 datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for 148B5604?
The minimum order quantity is 1.
Is 148B5604 available?
Yes — 148B5604 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).