Type 99

Pilot and Tubing Parts(3) Low or High Pressure Pilot (Figure 9) (continued)

Key Description                         Part Number

 33* O-ring Seal

 Nitrile (NBR)   1B885506992

 Fluorocarbon (FKM)   1B8855X0012

 34 Connector

  Brass

1D692214012

  316

Stainless steel   15A6002X602

  37 Yoke

 

 

  Zinc

 

1D662544012

 38* Relay Orifice, Stainless steel

 For use with 25 psi (1,72 bar) maximum allowable

    pressure drop actuator main spring  

1D373735032

  For use with all other main springs  

1C520135032

  For use with oxygen service

1N162314042

  39 Relay Valve Body, Cast iron

2J581919012

 40* Lower Relay Diaphragm

 Low pressure pilot

   Nitrile (NBR)   1B886002052

 

    Fluorocarbon (FKM)  

1N536102332

 

  High pressure pilot

 

 

    Nitrile (NBR)  

1B894202192

 

    Fluorocarbon (FKM)  

1N162702302

  41

Lower Relay Diaphragm Plate, Plated steel

 

 

  Low pressure pilot

1B989425072

 

  High pressure pilot

1D558325072

  42

Spring Seat, Plated steel

 

 

  Low pressure pilot

1B886225072

 

  High pressure pilot

1D558525072

  43

Control Spring, Plated steel

 

 

  For use only with LD low pressure pilot

 

 

    0 to 4-inches w.c. (0 to 10 mbar), Orange

1B558527052

 

    3 to 12-inches w.c. (7 to 30 mbar), Silver 

1C680627222

 

  For use with all low pressure pilots

 

 

    0.25 to 2 psig (0,02 to 0,14 bar), Red

1B886327022

 

    1 to 5 psig (0,07 to 0,34 bar), Yellow

1J857827022

 

    2 to 10 psig (0,14 to 0,69 bar), Blue   1B886427022

 

    5 to 15 psig (0,34 to 1,03 bar), Brown

1J857927142

 

    10 to 20 psig (0,69 to 1,38 bar), Green

1B886527022

 

  For use with high pressure pilot, Green stripe

0Y066427022

  44

Spring Case, Cast iron

 

 

  Low pressure pilot

1B983919012

 

  High pressure pilot, Standard

1B984119012

 

  For use with closing cap (not shown)

1H232619012

  45

Adjusting Screw

 

 

  Low pressure pilot, Standard, Zinc

1B537944012

 

  Handwheel-style, Plated steel

1J496428982

 

  O-ring seated handwheel assembly

1R759414012

 

  High pressure pilot, Standard, Plated steel

1A279128982

 

  For use with closing cap 1H236514012

1J881524102

  46

Closing Cap

 

 

  For use with standard low pressure pilot, Plastic

T11069X0012

 

  For use with handwheel-style low pressure

 

 

    pilot, Brass (not shown)

1A926114012

 

  For use with O-ring sealed handwheel

1R759314012

 

  For use with high pressure pilot with spring

 

 

    case 1H232619012, Brass (not shown)

1H236514012

  47

Cap Screw, Plated steel (8 required)

1B989624052

  48*

Relay Disk Assembly

 

 

  Brass/Nitrile (NBR)

1B8868000A2

 

  303 Stainless steel/Nitrile (NBR)

1B8868000B2

Key

Description            

            Part Number

  48*

Relay Disk Assembly (continued)

 

 

  Brass/Fluorocarbon (FKM)

1B8868X0012

 

  303 Stainless steel/Fluorocarbon (FKM)

1B8868X0022

 49* Bleed Valve Spring, Stainless steel

 For use with low pressure pilot with relay orifice

 

    1D373735032 or bleed valve 1H951635132

1E643637022

 

  For use with all low and high pressure pilots

 

 

    Inlet pressure up to 250 psig (17,2 bar)

1C911537022

 

    Inlet pressure over 250 psig (17,2 bar)

1N859137022

  50*

Bleed Valve, Stainless steel

 

 

  For use with LD low pressure pilot with bleed

 

 

    valve spring 1E643637022

1H951635132

 

  For use with all low and high pressure pilots

1D986735132

  51

Diaphragm Nut

 

 

  Brass

1B989514012

 

  316 Stainless steel

1B989535072

  52*

Bleed Orifice, 316 Stainless steel

1B887335032

  53

Loading Tubing

 

 

  Copper

1J4928000A2

 

  316 Stainless steel

0500213809W

  54

Connector

 

 

  Brass

1H628114012

 

  316 Stainless steel

15A6002X992

 55 Pipe Nipple

 Plated steel (1 required with copper tubing

 

    and 2 required with aluminum tubing)

1C488226232

 

  316 Stainless steel

1C488238982

  59

Pipe plug, Steel (not shown)

1A369224492

  60

Type Y602-1 Vent Assembly

27A5516X012

  68

Spring Seat

 

 

  Handwheel-style low pressure pilot,

 

 

    Steel, (not shown)

1J618124092

 

  High pressure pilot, Zinc

16A9812X012

  71*

Closing Cap Gasket (for use only with

 

 

  low pressure pilot), Neoprene (CR)

1P753306992

 72 Type Y602-1 Vent Assembly (for use only with

 standard high pressure pilot spring case),

 

    Zinc/18-8 Stainless steel

17A6570X012

  78

Handwheel (for use only with handwheel-style

 

 

  low pressure pilot), Zinc

1J496144012

  79

Machine Screw (for use only with handwheel-style

 

 

  low pressure pilot), Plated steel

16A5763X012

  80

Lockwasher (for use only with handwheel-style

 

 

  low pressure pilot), Steel

1A352332992

  81

O-ring (for use only with O-ring sealed

 

 

  handwheel assembly)

1D541506992

 82 Hex nut

 For use only with O-ring sealed

 

    handwheel assembly

1A351124122

 

  For use with high pressure pilot, Plated steel

1A352224122

  114*

Gasket (for use only with high pressure pilot

 

 

  with spring case 1H232619012), Steel/

 

 

    Composition (not shown)

1B487099202

  115

Adaptor (for use only with high pressure pilot with

 

 

  spring case 1H232619012), Steel (not shown)

1J881624092

  132

Pilot Cover (used only with complete replacement

 

 

  pilot assembly for field conversion), Cast iron

2C518619012

  152

Drive Screw, 18-8 Stainless steel

 

 

  (4 required for low pressure pilot and

 

 

    6 required for high pressure pilot)

1A368228982

  154

Drive Screw (for use only with low pressure

 

 

  pilot), 18-8 Stainless steel (2 required)

1A368228982

*Recommended Spare Parts

3.  An entire pilot assembly may be ordered from your local Sales Office. by specifying a Type 61L, a 61H, or a 61HP pilot for field conversion.

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