Low-Cost Stainless Steel Tube Fittings
3A Certified

Male NPT x Tri Clamp Adapters

  • Male NPT x Clamp Adapters
  • Available in 304 & 316L Stainless Steel
  • 3A Certified for sanitary-grade line process equipment
  • Tri-Clamp connection on one end and male NPT threaded connection on the other
 
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Threaded Stainless Steel Tri Clamp adapter for joining sanitary process lines

Threaded Male NPT Clamp Adapters from Sanitube™. Outside Diameter (OD) tube sizes range from 1/2″ – 4″. Products are stainless steel alloy available in both 304 and 316L options. Used in line process equipment by food, beverage, dairy and pharmaceutical industries. 3A Certification complies with all regulatory processing guidelines.

Male NPT x Clamp Adapters Part Numbers & Dimensions

Part Number Cross Reference
Sanitary Fittings Bradford Alfa Laval Waukesha Cherry VNE Top Line Andron®
21MP 21MP 21MP 21MP EG21 21MP AC21

Male Threaded Clamp Adapter Dimensions

Size
(OD and NPT)
Part Number Dimensions
304L 316L A B
1/2″ N/A 21MP6-050 1.625 0.782
3/4″ N/A 21MP6-075 1.787 0.794
1″ 21MP4-100 21MP6-100 2.250 0.985
1-1/2″ 21MP4-150 21MP6-150 2.250 1.025
2″ 21MP4-200 21MP6-200 2.638 1.058
2-1/2″ 21MP4-250 21MP6-250 2.875 1.571
3″ 21MP4-300 21MP6-300 3.070 1.634
4″ 21MP4-400 21MP6-400 3.155 1.734

 

Clamp Fittings and Gasket Sizing Guide

Sanitary Fitting Dimensions
Sanitary SizeOutside Diameter (OD) of Clamp EndInside Diameter (ID) of FittingOutside Diameter (OD) of Fitting
1/2"0.9920.3700.500
3/4"0.9920.6200.750
1"1.9840.8701.000
1 1/2"1.9841.3701.500
2"2.5161.870 2.000
2 1/2"3.0472.3702.500
3"3.5792.8703.000
4"4.6823.8344.000
6"6.5625.7826.000
8"8.6027.7828.000
10"10.5709.78210.000
12"12.57011.76012.000

Questions and answers of the customers

  1. A Different size combinations are available however these items are not stocked and the typical lead time for these products is about 1 - 2 weeks. Please call us for special orders and we'll let you know what we can do for timing and pricing. Thanks!

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