x
x
x
x
  0  
Key High Logo
CONTACT US
Key High Logo

Inline Brass Valves, Manual, Female NPT

  • Rough vacuum isolation valves
  • 1/8” FNPT to 1-1/2” FNPT inlet / outlet
  • Seals against one atmosphere in either direction
  • Every valve is leak tested at 2 x 10-9 std cc/sec He prior to shipment

 

 

Inline Valves, Brass, Manual, Female Pipe Thread, Viton® Bonnet and Seal

Inline Valves, Brass, Manual, Female Pipe Thread, Viton® Bonnet and Seal

Inline Valves, Brass, Manual, Female Pipe Thread, Viton® Bonnet and Seal

 
PART NUMBER POPPET PORT STYLE A B C D E
BLP-12 Disk 1/8" Female NPT 1.00 1.81 .62 3.12 4.50
BLP-12-O O-Ring 1/8" Female NPT 1.00 1.81 .62 3.12 4.50
BLP-25 Disk 1/4" Female NPT 1.00 1.81 .62 3.12 4.50
BLP-25-O O-Ring 1/4" Female NPT 1.00 1.81 .62 3.12 4.50
BLP-37 Disk 3/8" Female NPT 1.37 2.62 .84 4.00 5.62
BLP-37-O O-Ring 3/8" Female NPT 1.37 2.62 .84 4.00 5.62
BLP-50 Disk 1/2" Female NPT 1.37 2.62 .84 4.00 5.62
BLP-50-O O-Ring 1/2" Female NPT 1.37 2.62 .84 4.00 5.62
BLP-75 Disk 3/4" Female NPT 2.00 3.37 1.28 5.00 7.20
BLP-75-O O-Ring 3/4" Female NPT 2.00 3.37 1.28 5.00 7.20
BLP-100 Disk 1" Female NPT 2.00 3.37 1.28 5.00 7.20
BLP-100-O O-Ring 1" Female NPT 2.00 3.37 1.28 5.00 7.20
BLP-150 Disk 1-1/2" Female NPT 2.50 3.75 1.93 6.37 8.56
BLP-150-O O-Ring 1-1/2" Female NPT 2.50 3.75 1.93 6.37 8.56

 

Manual Disk Bellow Assemblies

PART NUMBER FITS VALVE SERIES
DB-50 12,25
DB-75 37,50
DB-112 75,100
DB-162 150

 

Manual Disk Replacement Seal Kits

PART NUMBER FITS VALVE SERIES
DK-50 12,25
DK-75 37,50
DK-112 75,100
DK-162 150

 

Manual O-Ring Bellow Assemblies

PART NUMBER FITS VALVE SERIES
OB-50 12,25
OB-75 37,50
OB-112 75,100
OB-162 150

 

Manual O-Ring Replacement Seal Kits

PART NUMBER FITS VALVE SERIES
OK-50 12,25
OK-75 37,50
OK-112 75,100
OK-162 150

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.
Key High Logo
Key High Vacuum Products, Inc.
36 Southern Boulevard, Nesconset, NY 11767
1-631-360-3970
© 2025 Key High Vacuum Products, Inc.