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NW Flanges, Blank Off, Weld Ring, Centering Rings, 316L Stainless Steel

 

 

Flange Blank-Off

  • Stainless steel type 316L
  • To close off unused ports

Flange Blank-Off

Flange Blank-Off

 
PART NUMBER ISO A
KSF-1210-316 NW 10 .2
KSF-1216-316 NW 16 .2
KSF-1225-316 NW 25 .2
KSF-1240-316 NW 40 .2
KSF-1250-316 NW 50 .2

 

 

Flange Weld Ring

  • Stainless steel type 316L
  • Low Profile

Flange Weld Ring

Flange Weld Ring

 
PART NUMBER TUBE OD ISO A B
KSF-9816-2-316 3/4" NW 16 0.76 0.625
KSF-9825-3-316 1" NW 25 1.01 0.938
KSF-9840-4-316 1-1/2" NW 40 1.51 1.438
KSF-9850-5-316 2" NW 50 2.01 1.938

 

 

Seal Centering Ring Assembly

  • Stainless steel type 316L
  • Replaceable Viton® O-ring / Other Sealing materials available
  • 200° C maximum bake out

Seal Centering Ring Assembly

Seal Centering Ring Assembly

 
PART NUMBER TUBE OD ISO A B
KSCR-1810-316 1/2" NW 10 0.394 0.210
KSCR-1816-316 3/4" NW 16 0.630 0.210
KSCR-1825-316 1" NW 25 0.984 0.210
KSCR-1840-316 1-1/2" NW 40 1.575 0.210
KSCR-1850-316 2" NW 50 1.969 0.210

Product information is subject to change without notice. Product images may include options or accessories not included with the base model.

Precision Welded. Performance Proven.
For 50 years, Key High Vacuum Products, Inc. has been a trusted leader in precision-engineered stainless steel high vacuum weldments. With tens of thousands of unique weldments in use—from particle accelerators to industrial leak detectors—our expertise is proven across industries. Rooted in innovation, craftsmanship, and an unwavering commitment to customer satisfaction, we deliver high-quality, customized solutions that drive success. Every day, our team brings a unique blend of passion and precision, ensuring your goals are met with excellence—because your mission matters. Experience the Key High difference.
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Key High Vacuum Products, Inc.
36 Southern Boulevard, Nesconset, NY 11767
1-631-360-3970
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