SO NV 51B21

Needle valve

Type (Cust.) Art. no. d bar L H z e kv CAD Legend
Type SO NV 51B21-4 Art. no. 068.1500.040 d 4.0 mm bar 160.0 bar L 72.0 mm H 88.0 mm z 57.0 mm e 4.0 mm kv 3.5 l/min. CAD -
pcs
Type SO NV 51B21-5 Art. no. 068.1500.050 d 5.0 mm bar 160.0 bar L 72.0 mm H 88.0 mm z 57.0 mm e 4.0 mm kv 3.5 l/min. CAD -
pcs
Type SO NV 51B21-6 Art. no. 068.1500.060 d 6.0 mm bar 160.0 bar L 72.0 mm H 88.0 mm z 57.0 mm e 4.0 mm kv 4.0 l/min. CAD -
pcs
Type SO NV 51B21-8 Art. no. 068.1500.080 d 8.0 mm bar 160.0 bar L 76.0 mm H 88.0 mm z 60.0 mm e 6.0 mm kv 7.1 l/min. CAD -
pcs
Type SO NV 51B21-10 Art. no. 068.1500.100 d 10.0 mm bar 160.0 bar L 80.0 mm H 88.0 mm z 60.0 mm e 6.0 mm kv 7.5 l/min. CAD -
pcs
Type SO NV 51B21-12 Art. no. 068.1500.120 d 12.0 mm bar 160.0 bar L 82.0 mm H 88.0 mm z 57.0 mm e 6.0 mm kv 8.5 l/min. CAD -
pcs
Type SO NV 51B21-15 Art. no. 068.1500.150 d 15.0 mm bar 100.0 bar L 89.0 mm H 88.0 mm z 62.0 mm e 6.0 mm kv 8.5 l/min. CAD -
pcs
Type SO NV 51B21-6,35 Art. no. 068.1500.063 d 6.35 mm bar 160.0 bar L 72.0 mm H 88.0 mm z 57.0 mm e 4.0 mm kv 4.0 l/min. CAD -
pcs
Type SO NV 51B21-9,52 Art. no. 068.1500.095 d 9.52 mm bar 160.0 bar L 80.0 mm H 88.0 mm z 60.0 mm e 6.0 mm kv 7.5 l/min. CAD -
pcs

Needle valve

SO Code: -
Art. no.: -

Technical details

d = Tube outside diameter L = Installed length H = Valve open e = Minimum bore kv = Flow factor (l/min)
Specifications
Working pressure: 160 bar
Safety factor: 1.5 times
Temperature: -40°C to +200°C

Materials
Valve body, spindle, nut: stainless steel 1.4571 (≈ AISI 316 Ti)
Counter-nut: stainless steel 1.4301 (AISI 304)
Handwheel: lacquered sheet metal
Seals: PTFE

Optional services on request
Conversion for "d" for inch tubes:
6,35    =   1/4
9,52    =   3/8

Documents

  • Installation instructions brass / stainless steel / aluminium / steel Download
Specifications
Working pressure: 160 bar
Safety factor: 1.5 times
Temperature: -40°C to +200°C

Materials
Valve body, spindle, nut: stainless steel 1.4571 (≈ AISI 316 Ti)
Counter-nut: stainless steel 1.4301 (AISI 304)
Handwheel: lacquered sheet metal
Seals: PTFE

Optional services on request
Conversion for "d" for inch tubes:
6,35    =   1/4
9,52    =   3/8

Documents

  • Installation instructions brass / stainless steel / aluminium / steel Download

Video first assembly of metal tube unions


Video repeated assembly of metal tube unions