http://www.harriscal.com/2003/specgastemplate.asp?MN=HP+743

FEATURES

• 1-11/16” 316L stainless steel diaphragm eliminates contamination from diffusion or outgassing
• One piece encapsulated seat design includes a sintered filter to protect the seat from particulate contamination
• Chrome plated bonnet, 316L body and fittings
• 2” stainless steel dual scale gauges (psi/bar)
• 1 x 10-9 cc/sec. inboard helium leak rate maintains gas purity levels
• Maximum inlet 3000 PSIG
• Front or back panel mountable