Union Pacific Spare Parts Ordering Guide

A complete heating system is composed of three parts.

  1. Heater
  2. Tie Duct
  3. The appropriate Track Duct
DescriptionDrawing Number
HELLFIRE 900 2005 Version
HELLFIRE 400 2005 Version
MARK GAS 16551
YARDMASTER 11475
DescriptionPoint#20 MPF#30 MPF
10"x10" Safelok, 6" Base Rail 18163 (1:60 CANT)
18199 (1:30 CANT)
18185 18191
10"x10" Safelok, 5.5" Base Rail 18163 (1:60 CANT)
18193 (ZERO CANT)
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Connector Duct System 11473    

Wood Tie

LengthDrawing Number
16' 17046
24' 17047
28' (#14TO) 17004
36' (#20TO) 17005

Concrete Tie

LengthDrawing Number
16' 17048
24' 17049
28' (#14TO) 17007
36' (#20TO) 17008
80' (#30TO) 17013
#20 MPF 17010
#30 MPF 17011
DescriptionDrawing Number
Tie Duct, Point Nozzle Mounting, Field Upgrade Kit 18433
Tie Duct, Elbow Mounting, Field Upgrade Kit 18434
DescriptionDrawing Number
HELLFIRE 900 - 131"/10" Clearance 17002
Duct Assembly Adaptor - (Railway Equipment) 17015
Duct Assembly Adaptor - (Rails Company Adaptor) pre 1985 17016