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Cap Seal Fittings

  • Used for closing off unused tubes
  • Easy Installation
  • Secure leak-tight connection
  • Optional materials available upon request

Cap Seal Fittings Ordering Information

Cap Seal Fittings Ordering Information

Cap Seal Fittings Ordering Information

 
PART NUMBER BODY MATERIAL TUBE OD A B C
CS-06-AL 6061 T6 1/16" .072 5/8" 1-1/8"
CS-06-BR Brass 1/16" .072 5/8" 1-1/8"
CS-06-SS 304 SS 1/16" .072 5/8" 1-1/8"
CS-09-AL 6061 T6 3/32" .103 5/8" 1-1/8"
CS-09-BR Brass 3/32" .103 5/8" 1-1/8"
CS-09-SS 304 SS 3/32" .103 5/8" 1-1/8"
CS-12-AL 6061 T6 1/8" .135 5/8" 1-1/8"
CS-12-BR Brass 1/8" .135 5/8" 1-1/8"
CS-12-SS 304 SS 1/8" .135 5/8" 1-1/8"
CS-18-AL 6061 T6 3/16" .197 5/8" 1-1/8"
CS-18-BR Brass 3/16" .197 5/8" 1-1/8"
CS-18-SS 304 SS 3/16" .197 5/8" 1-1/8"
CS-25-AL 6061 T6 1/4” .260 5/8" 1-1/8"
CS-25-BR Brass 1/4” .260 5/8" 1-1/8"
CS-25-SS 304 SS 1/4” .260 5/8" 1-1/8"
CS-31-AL 6061 T6 5/16" .325 1" 1-1/8"
CS-31-BR Brass 5/16" .325 1" 1-1/8"
CS-31-SS 304 SS 5/16" .325 1" 1-1/8"
CS-37-AL 6061 T6 3/8" .385 1" 1-1/8"
CS-37-BR Brass 3/8" .385 1" 1-1/8"
CS-37-SS 304 SS 3/8" .385 1" 1-1/8"
CS-50-AL 6061 T6 1/2” .515 1-1/4" 1-3/8"
CS-50-BR Brass 1/2” .515 1-1/4" 1-3/8"
CS-50-SS 304 SS 1/2” .515 1-1/4" 1-3/8"
CS-62-AL 6061 T6 5/8" .640 1-1/4" 1-3/8"
CS-62-BR Brass 5/8" .640 1-1/4" 1-3/8"
CS-62-SS 304 SS 5/8" .640 1-1/4" 1-3/8"
CS-75-AL 6061 T6 3/4” .765 1-1/2" 1-3/8"
CS-75-BR Brass 3/4” .765 1-1/2" 1-3/8"
CS-75-SS 304 SS 3/4” .765 1-1/2" 1-3/8"
CS-87-AL 6061 T6 7/8" .890 1-3/4" 1-1/2"
CS-87-BR Brass 7/8" .890 1-3/4" 1-1/2"
CS-87-SS 304 SS 7/8" .890 1-3/4" 1-1/2"
CS-100-AL 6061 T6 1" 1.015 1-3/4" 1-1/2"
CS-100-BR Brass 1" 1.015 1-3/4" 1-1/2"
CS-100-SS 304 SS 1" 1.015 1-3/4" 1-1/2"
CS-112-AL 6061 T6 1-1/8" 1.140 1-7/8" 1-1/2"
CS-112-BR Brass 1-1/8" 1.140 1-7/8" 1-1/2"
CS-112-SS 304 SS 1-1/8" 1.140 1-7/8" 1-1/2"
CS-125-AL 6061 T6 1-1/4" 1.265 2" 1-3/4"
CS-125-BR Brass 1-1/4" 1.265 2" 1-3/4"
CS-125-SS 304 SS 1-1/4" 1.265 2" 1-3/4"
CS-137-AL 6061 T6 1-3/8" 1.390 2-1/8" 1-7/8"
CS-137-BR Brass 1-3/8" 1.390 2-1/8" 1-7/8"
CS-137-SS 304 SS 1-3/8" 1.390 2-1/8" 1-7/8"
CS-150-AL 6061 T6 1-1/2" 1.515 2-1/4" 2"
CS-150-BR Brass 1-1/2" 1.515 2-1/4" 2"
CS-150-SS 304 SS 1-1/2" 1.515 2-1/4" 2"
CS-162-AL 6061 T6 1-5/8" 1.640 2-3/8" 2-1/8"
CS-162-BR Brass 1-5/8" 1.640 2-3/8" 2-1/8"
CS-162-SS 304 SS 1-5/8" 1.640 2-3/8" 2-1/8"
CS-175-AL 6061 T6 1-3/4" 1.765 2-1/2" 2-1/4"
CS-175-BR Brass 1-3/4" 1.765 2-1/2" 2-1/4"
CS-175-SS 304 SS 1-3/4" 1.765 2-1/2" 2-1/4"
CS-200-AL 6061 T6 2" 2.015 2-3/4" 2-1/2"
CS-200-BR Brass 2" 2.015 2-3/4" 2-1/2"
CS-200-SS 304 SS 2" 2.015 2-3/4" 2-1/2"
CS-212-AL 6061 T6 2-1/8" 2.140 2-7/8" 2-1/2"
CS-212-BR Brass 2-1/8" 2.140 2-7/8" 2-1/2"
CS-212-SS 304 SS 2-1/8" 2.140 2-7/8" 2-1/2"

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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