Tamper Resistant Tri-Clamp (13MHHMTRC)

Avoid accidental opening of tri-clamp connections with Tamper Resistant Clamp.

This heavy-duty clamp offers you protection from the accidental opening of production lines. Pressure ratings for this clamp vary depending on application processing temperatures and tubing dimensions. Please consult the reference chart below for specific information.

Tamper Resistant Clamp Sizes & Dimensions

 

Size (Tube OD)	Part Number	Service Pressure Rating at 70°F	Service Pressure Rating at 250°F	Dimensions
				A
1/2 - 3/4"	13MHHMTRC-.50-304	1500	1200	1.062
1" - 1-1/2"	13MHHMTRC-1-304	500	300	2.046
2"	13MHHMTRC-2-304	450	250	2.578
2-1/2"	13MHHMTRC-2.5-304	400	200	3.110
3"	13MHHMTRC-3-304	350	175	3.640
4"	13MHHMTRC-4-304	300	150	4.744

Watch How to Measure Tri-Clamp Fittings

Tri-Clamp Fittings and Gasket Sizing Guide

Sanitary Size	Flange OD ( ? )	ID of Tube ( ? )	OD of Tube ( ? )
1/2″	0.984	0.370	0.500
3/4″	0.984	0.620	0.750
1″	1.984	0.870	1.000
1 1/2″	1.984	1.370	1.500
2″	2.516	1.870	2.000
2 1/2″	3.047	2.370	2.500
3″	3.579	2.870	3.000
4″	4.682	3.834	4.000
6″	6.570	5.782	6.000
8″	8.570	7.782	8.000
10″	10.570	9.782	10.000
12″	12.570	11.760	12.000

Frequently Asked Questions

Read our guide to Frequently Asked Questions about Tri-Clamp Fittings