The ND steam trap is identical to the type NDS with the exception of the built in ~Y,, strainer. Parts are interchangeable between these traps resulting in reduced inventories and overhead expenses. Thermidaire provides a perfect approach with a design capable of replacing other make steam traps operating under similar conditions. Placing the trap in any position eliminates extra piping connections with the added advantage of a steam trap combining an air vent and a check valve in a single light weight unit.

BENEFITS

Compact - Easy to install in close areas
Vents air and non condensable - to maintain even temperatures and prevent water hammer.
Cage unit - one piece stainless steel calibrated assembly replaced on the line.
Orifice selection -  provides maximum discharge with no steam loss
Double discs - opposing each other give twice the valve clearance to eliminate blockage with greater capacity.
Mounts in any position - vertically for self draining freeze protection.
Angular position - of cage unit gives even flow less turbulence.
Valve heat treated - stiletto seat available for tough wear resistance.

DIMENSIONS

Size NPT      A            B          C          Wt. lbs.
    1/2"            4        3-3/4"    3-1/4"            4
    3/4"            4        3-3/4"    3-1/4"            4
    1"           4-1/2"        4"      3-1/4"        4-1/2

Socket weld connections available

OPERATING CONDITIONS

Pressure Range 0 to 300 PSI @650 F.
Maximum Body Pressure 600 PSI.

SPECIFICATIONS

Body and Cover - Ductile Iron Valve & Seat.
Stainless Steel Bimetal
Stainless Steel Lock Nut.
Silver Plated Stainless Steel Gaskets Cover - Spiral . Wound and Non Asbestos/Stainless Steel
Seat - Jacketed-Non Asbestos/Stainless Steel

Consult your representative on a steam trap survey to improve efficiency and eliminate steam leaks.

HOW TO ORDER

Specify the following:

Pipe Connection, Type, Model & Orifice Size

Example - 314", Type NDS, Model 101 with 518" Orifice (314-NDS-101-5/8)

GUARANTEE

All Thermidaire steam traps are guaranteed unconditionally for three years against defective material and workmanship.