Danfoss REG-SB SS 40 straightway hand-operated regulating valve, cap, 40 mm (1 1/2 in) butt weld ASME B 36.19M Schedule 40, stainless steel, 52 bar
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Product Description
Danfoss REG-SB SS 40 hand-operated regulating valve, store code 148B5685, straightway stainless steel body, fitted with a cap. The REG-SB in the Danfoss SVL Flexline range gives precise manual flow regulation with a back-seating spindle for in-service packing change; it also serves as a shut-off valve. Applicable to R717 (ammonia), R744 (CO2) and fluorinated refrigerants and their oils. Nominal size 40 mm (1 1/2 in), butt weld connections to ASME B 36.19M Schedule 40; flow coefficient Kv 20 m3/h (Cv 23.2 gal/min). Stainless 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. Specifications per Danfoss store code 148B5685. EAN 5702428963091.
Technical Specifications
- Type
- REG-SB SS 40 hand-operated regulating valve (SVL Flexline)
- Code number
- 148B5685
- Nominal size
- 40 mm (1 1/2 in)
- Flow direction body
- Straightway
- Connection
- butt weld both ends, ASME B 36.19M Schedule 40
- Flow
- bi-directional (bi-flow)
- Top equipment
- Cap
- Neck type
- Standard
- Flow coefficient Kv
- 20 m3/h (Cv 23.2 gal/min)
- Housing material
- stainless steel
- Net weight
- 3.7 kg
- 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
- Approvals
- CE, EAC
- EAN
- 5702428963091
- Product group
- Shut-off and regulating valves
- Approval
- CE
- Body material
- Stainless steel
- China RoHS compliance
- Yes
- Colour Paint
- Reddish brown
- Connection Code
- (2502:S40s:40)
- Connection material
- Stainless steel
- Connection standard
- ASME B 36.19M SCHEDULE 40
- Cv value [gal/min]
- 23.2 gal/min
- Direction
- Straightway
- Equipment
- Cap
- EU RoHS compliance
- Yes
- Flow area [in2]
- 0.823 in²
- Flow area [mm2]
- 531 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
- Butt weld
- Kv value [m³/h]
- 20 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
- Butt 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 36.19M Schedule 40
- Size / Series
- 40 mm
- Material
- Stainless steel
- Pressure Rating
- 52 bar
- Temperature Range
- -60 to 150 C
- HS Code
- 8481.80
Compatibility & Fitment
Danfoss SVL Flexline REG-SB SS 40. Select by flow direction (straightway), connection (butt weld ASME B 36.19M Schedule 40) and top. EN 10220 and ASME weld-end preparations are not interchangeable — confirm the mating pipe schedule/OD before ordering. Shares the SVL Flexline platform with SVA-S/SVA-L shut-off, REG-SA/REG-SB regulating, SCA-X/CHV-X check valves and FIA strainers of the same nominal size.
Product Documentation
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Technical guides
- Cross-Referencing Danfoss Refrigeration Components by IMPA and OEM Code
- Danfoss Product Code Decoder — 003Z, 013G, 017B, 023U, 027L, 032F, 060G, 060H, 065B, 065Z, 068Z, 084H, 132F, 148B Series (Complete Reference)
- Danfoss Maneurop MTZ Reciprocating Compressors — Model Range, Voltage Codes and Replacement Guide
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 148B5685?
- 148B5685 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 148B5685.
- What is the HS code for 148B5685?
- The customs tariff (HS) code for 148B5685 is 8481.80.
- Who manufactures 148B5685?
- 148B5685 is a Danfoss product in the HVAC & Refrigeration range.
- Is a datasheet available for 148B5685?
- Yes — the 148B5685 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 148B5685?
- The minimum order quantity is 1.
- Is 148B5685 available?
- Yes — 148B5685 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).