316L Stainless steel screwed bonnet needle valves

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316L Stainless steel screwed bonnet needle valves

Features 
Working pressure up to 10.000psig(689bar).
Temperature rating from -65F to 450°F(-54℃ to 232°C) with standard PTFE packing, and up to 1200F(648°℃) with optional Grafoil packing.
Body material available in 316SS, Carbon Steel and Alloy 400(Monel).
Working pressure up to 10.000psig(689bar).
100% factory tesled.

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NVF Housing Connector Pin Valve Dimension Table

Order Model

Size

D

D1

L

H

S

W

 NVF-02OD

1/4LOK

55 

65 

74 

22 

 NVF-03OD

3/8LOK

55 

65 

74 

22 

 NVF-04OD

1/2LOK

55 

77 

96 

28 

 NVF-06OD

3/4LOK

55 

77 

96 

28 

 NVF-08OD

1"LOK

75 

10 

96 

119 

40 

 NVF-6OD

6mmLOK

55 

65 

74 

22 

 NVF-8OD

8mmLOK

55 

65 

74 

22 

 NVF-10OD

10mmLOK

55 

65 

74 

22 

 NVF-12OD

12mmLOK

55 

77 

96 

28 

 NVF-14OD

14mmLOK

55 

77 

96 

28 

 NVF-16OD

16mmLOK

55 

77 

96 

28 

 NVF-18OD

18mmLOK

55 

77 

96 

28 

 NVF-20OD

20mmLOK

75 

10 

92 

117 

38 

 NVF-22OD

22mmLOK

75 

10 

92 

117 

38 

 NVF-25OD

25mmLOK

75 

10 

96 

119 

40 

NVF Threaded Connection Needle Valve Dimensions Table

Order Model

P

D

D1

L

H

S

W

NVF-02F

1/4

55 

55 

74 

22 

NVF-02M

1/4

55 

55 

74 

22 

NVF-03F

3/8

55 

55 

74 

22 

NVF-03M

3/8

55 

55 

74 

22 

NVF-04F

1/2

55 

65 

96 

28 

NVF-04M

1/2

55 

65 

96 

28 

NVF-06F

3/4

75 

10 

71 

117 

38 

NVF-08F

1"

75 

10 

71 

119 

40 


NVF Screw Type Needle Valve External Dimensions Table

Order Model

P

D

D1

L

H

S

W

NVF-10W

10mm

55 

108 

74 

22 

NVF-12W

12mm

55 

122 

96 

28 

NVF-14W

14mm

55 

122 

96 

28 

The above size data is for reference only. Any changes will not be notified separately. If specifications are not indicated, please inquire with the factory for customization.

About Us
Ningbo Keshengli Stainless Steel Valve Co., Ltd.
Ningbo Keshengli Stainless Steel Valve Co., Ltd.

Our company specializes in the manufacturing and sales of stainless steel pipe fittings and valves in national (GB), American (ANSI/ASME), and British (BS) standards. We are equipped with advanced CNC machining centers, material testing and heat treatment facilities, a skilled technical team, and a robust production workforce. With a sound quality management system and excellent after-sales service, we sincerely serve customers worldwide.

Our main products include: ferrule-type fittings, threaded fittings, instrument fittings, instrument needle valves, instrument ball valves, ferrule needle valves, ferrule ball valves, compact high-pressure instrument needle valves, compact high-pressure instrument ball valves, and high-pressure check valves. The primary material is SS316 stainless steel. These products are widely used in petrochemical, petroleum, electric power, pharmaceutical, food, papermaking, marine, and general machinery industries.

We strictly control product quality at every stage and are committed to delivering superior quality through advanced technology and professional management. Adhering to the business philosophy of "Quality First, Customer Supreme, Integrity Foremost," we strive to build the "NB-KSL" brand image, better serve our customers, and work together with you to create a prosperous future.

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News
  • NB-KSL® fittings are supplied assembled and finger tight. Disassembly before use can allow the entry of dirt or other particles.

  • The NB-KSL® tube fitting is a mechanism used both to seal and to grip tubing. The mechanical advantage and geometry of this type of fitting produce a leak-tight assembly. To assemble, simply insert th...

  • NB-KSL® has produced high quality tube and pipe fittings in various materials for high-pressure applications since its establishment in 2007. As a result of tremendous efforts in research and developm...