Appendix B: Model Code Explanation Model Code
51
Valve Orifice Size (Z)
The valve orifice size is designated by a single number or letter code. Refer to Appendix A:
Product Specifications
, page 45, for more information.
Valve Orifice Ordering Code
<100 sccm A
200 sccm 1
1000 sccm 2
5000 sccm 3
Valve Plug Seat Material (A)
The valve plug seat material is specified by a single letter code.
Valve Plug Seat Material Ordering Code
Metal M
Viton V
Kel-F F
Kalrez D
Fittings (B)
The choice of fittings is indicated by a single letter code.
Fittings Ordering Code
Cajon 4-VCR, male R
Cajon 8-VCR, male T