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ISO-MF: Four Way Reducing Cross ISO-MF to ISO-NW, Adapter ISO-MF to MET-SEAL, ISO-MF to ASA with O-Ring

 

 

Cross Reducing

  • ISO-MF Flanges, same on thru ports
  • ISO-KF on side ports
  • Stainless steel type 304

Cross Reducing

Cross Reducing

 
PART NUMBER FLANGE SIZE A B
KSCRS-1056316 NW 63 TO NW 16 4.00 2.22
KSCRS-1056325 NW 63 TO NW 25 4.00 3.09
KSCRS-1056340 NW 63 TO NW 40 4.00 3.00
KSCRS-1056350 NW 63 TO NW 50 4.00 3.61
KSCRS-1058025 NW 80 TO NW 25 3.22 3.34
KSCRS-1058040 NW 80 TO NW 40 3.22 3.24
KSCRS-1058050 NW 80 TO NW 50 3.22 3.36
KSCRS-10510025 NW 100 TO NW 25 5.12 3.84
KSCRS-10510040 NW 100 TO NW 40 5.12 3.74
KSCRS-10510050 NW 100 TO NW 50 5.12 4.36
KSCRS-10516040 NW 160 TO NW 40 6.31 4.74
KSCRS-10516050 NW 160 TO NW 50 6.31 5.36

 

 

Adapter

  • ISO-MF Flange to MET-SEAL Flange
  • Stainless steel type 304

Adapter

Adapter

 
PART NUMBER FLANGE SIZE A B C
KSA-8363 NW 63 TO 4-1/2" 4.33 2.37 4.5
KSA-8380-1 NW 80 TO 6” 4.33 2.87 6
KSA-83100 NW 100 TO 6" 4.37 3.83 6
KSA-83160 NW 160 TO 8" 4.45 5.78 8
KSA-83200 NW 200 TO 10" 4.45 7.78 10

 

 

Adapter

  • ISO-MF Flange to ASA Flange
  • With O-ring groove
  • Stainless steel type 304

Adapter

Adapter

 
PART NUMBER FLANGE SIZE A B C
KSA-8463-0 NW 63 TO 2" ASA 4.18 2.37 6.0
KSA-8480-0 NW 80 TO 2" ASA 4.18 2.87 6.0
KSA-84100-0 NW 100 TO 2" ASA 4.18 3.12 6.0
KSA-8463-1-0 NW 63 TO 3" ASA 4.18 2.37 7.5
KSA-8480-1-0 NW 80 TO 3" ASA 4.18 2.87 7.5
KSA-84100-1-0 NW 100 TO 3" ASA 4.18 3.87 7.5
KSA-84100-2-0 NW 100 TO 4" ASA 4.18 3.87 9.0
KSA-84160-0 NW 160 TO 4" ASA 4.18 5.34 9.0
KSA-84160-1-0 NW 160 TO 6" ASA 4.42 5.83 11.0
KSA-84200-0 NW 200 TO 6" ASA 4.42 7.76 11.0

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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