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Datasheet generated 2026-10-09
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Danfoss SVA-L 20 straightway long-neck shut-off valve, NPT ANSI/ASME B1.20.1, handwheel, 3/4 in (20 mm), 52 bar (code 148B5374)

Danfoss · HVAC & Refrigeration · Globe Valves · Denmark · danfoss.com
Part Number
148B5374  ·  HS 8481.80
Danfoss SVA-L 20 straightway long-neck shut-off valve, NPT ANSI/ASME B1.20.1, handwheel, 3/4 in (20 mm), 52 bar (code 148B5374)

Danfoss SVA-L 20 straightway long-neck shut-off (stop) valve for industrial-refrigeration line service, code 148B5374. Long-neck (SVA-L) carbon-steel Flexline stop valve, size 3/4 in (20 mm), with NPT threaded inlet and outlet to ANSI/ASME B1.20.1 in a straightway (in-line) body, handwheel operated - the NPT-threaded counterpart of the butt-weld and socket-weld SVA-L 20 straightway bodies. The long neck suits insulated lines. Bi-flow; maximum working pressure 52 bar (754 psig); media temperature range -60 to 150 C (-76 to 302 F); Kv 7 m3/h (Cv 8.12 gal/min).

Technical Specifications

TypeSVA-L 20 (long-neck stop / shut-off valve)
Code number148B5374
SeriesSVA-S / SVA-L (Flexline stop and shut-off valves)
FunctionManual shut-off (stop) valve
Nominal size3/4 in (20 mm)
DirectionStraightway
EquipmentHandwheel
NeckLong (SVA-L)
Flow directionBi-flow
Inlet connection typeNPT
Outlet connection typeNPT
Connection standardANSI/ASME B1.20.1
Connection size3/4 in (20 mm)
Body materialSteel
Connection materialSteel
Maximum working pressure52 bar (754 psig)
Media temperature range-60 to 150 C (-76 to 302 F)
Kv value7 m3/h
Cv value8.12 gal/min
Applicable mediaHCFC, HFC, R717 (ammonia), R744 (CO2)
CE markYes
PED categoryArt. 4, par. 3
ApprovalsCE, EAC
Net weight1.632 kg
EAN5702428469081

Properties

MaterialSteel
Pressure rating52 bar
Temperature range-60 to 150 C
Standard size3/4 in (20 mm)
MOQ1

Compatibility

Danfoss SVA-L Flexline long-neck stop valve. Select by nominal size (DN20 / 3/4 in), body direction (straightway), connection format (NPT thread, ANSI/ASME B1.20.1) and operator (handwheel). SVA-L is long-neck (for insulated lines); SVA-S is standard-neck - confirm neck length and pipe connection before ordering.

Approvals

Attached Documents