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MET-SEAL Zero Length Reducers

  • 304 Stainless Steel
  • Knife edge detail machined into base flange
  • Seamlessly joins two different diameter UHV flanges
  • Lowest Profile

 

 

MET-SEAL zero length reducers

MET-SEAL zero length reducers

MET-SEAL zero length reducers

 
PART NUMBER A B C D E F
ZLR-275-133 2-3/4" 2.312 0.62 1.062 8-32 .500
ZLR-275-212 ★ 2-3/4" 2.312 0.62 1.625 1/4-28 .500
ZLR-338-133 3-3/8" 2.850 0.62 1.062 8-32 .687
ZLR-338-212 3-3/8" 2.850 1.00 1.625 1/4-28 .687
ZLR-338-275 ★ 3-3/8" 2.850 1.50 2.312 1/4-28 .687
ZLR-450-133 4-1/2" 3.628 0.62 1.062 8-32 .687
ZLR-450-212 4-1/2" 3.628 1.00 1.625 1/4-28 .687
ZLR-450-275 4-1/2" 3.628 1.50 2.312 1/4-28 .687
ZLR-450-338 ★ 4-1/2" 3.628 2.00 2.850 5/16-24 .687
ZLR-462-133 4-5/8" 4.030 0.62 1.062 8-32 .812
ZLR-462-212 4-5/8" 4.030 1.00 1.625 1/4-28 .812
ZLR-462-275 4-5/8" 4.030 1.50 2.312 1/4-28 .812
ZLR-462-338 4-5/8" 4.030 2.00 2.850 5/16-24 .812
ZLR-600-133 6" 5.128 0.62 1.062 8-32 .781
ZLR-600-275 6" 5.128 1.50 2.312 1/4-28 .781
ZLR-600-338 6" 5.128 2.00 2.850 5/16-24 .781
ZLR-600-450 6" 5.128 2.50 3.628 5/16-24 .781
ZLR-600-462 6" 5.128 3.00 4.030 5/16-24 .781
ZLR-675-133 6-3/4" 5.969 0.62 1.062 8-32 .844
ZLR-675-212 6-3/4" 5.969 1.00 1.625 1/4-28 .844
ZLR-675-275 6-3/4" 5.969 1.50 2.312 1/4-28 .844
ZLR-675-338 6-3/4" 5.969 2.00 2.850 5/16-24 .844
ZLR-675-450 6-3/4" 5.969 2.50 3.628 5/16-24 .844
ZLR-675-462 6-3/4" 5.969 3.00 4.030 5/16-24 .844
ZLR-675-600 ★ 6-3/4" 5.969 4.00 5.128 5/16-24 .844
ZLR-800-133 8" 7.128 0.62 1.062 8-32 .875
ZLR-800-275 8" 7.128 1.50 2.312 1/4-28 .875
ZLR-800-338 8" 7.128 2.00 2.850 5/16-24 .875
ZLR-800-450 8" 7.128 2.50 3.628 5/16-24 .875
ZLR-800-462 8" 7.128 3.00 4.030 5/16-24 .875
ZLR-800-600 8" 7.128 4.00 5.128 5/16-24 .875
ZLR-800-675 ★ 8" 7.128 5.00 5.969 5/16-24 .875
ZLR-1000-133 10" 9.128 0.62 1.062 8-32 .968
ZLR-1000-212 10" 9.128 1.00 1.625 1/4-28 .968
ZLR-1000-275 10" 9.128 1.50 2.312 1/4-28 .968
ZLR-1000-338 10" 9.128 2.00 2.850 5/16-24 .968
ZLR-1000-450 10" 9.128 2.50 3.628 5/16-24 .968
ZLR-1000-462 10" 9.128 3.00 4.030 5/16-24 .968
ZLR-1000-600 10" 9.128 4.00 5.128 5/16-24 .968
ZLR-1000-675 10" 9.128 5.00 5.969 5/16-24 .968
ZLR-1000-800 10" 9.128 6.00 7.128 5/16-24 .968

★ Tapped base flange


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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