Steam Engine Bill of Materials

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Steam Engine
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Bump Valve Engine Design (Steam Engine Design)

QTY Description Price Location
1 Cylinder Liner, 4" Bore, 4.25" O.D., Cast Iron, 6" long (no. 2001SB) 79.23 [1]
1 Cylinder, 4.25 I.D, 4.75" O.D., Cast Iron, 6" long
2 Cylinder Flanges, 4.75 I.D, 5.75" O.D., 0.5" thick, Cold rolled steel, 6" long 197.15 for 16" [2]
1 Piston 4" x 5/8" Cold rolled Steel [3]
2 Piston Rings 4" O.D. Cast Iron (no. 844-E251X), 5/64" wide (0.078") 4.75 ea. [4]
2 Piston Bump Pin
1 Connecting rod 5/8"x1"x6" 9.91 [5]
1 Connecting rod bearings
1 Cylinder End Cap w/ Valve Seats
2 Cylinder End Cap Bolts
1 Valve Cover
2 Valve Spring Bolts
2 Valve Springs 2.87 ea., O.D. is 1.230", I.D. is 0.876", Load: 162lbs at 1.475" [6]
2 Bump Valves
1 Water Drain Plug
1 Oil Dribbler
2 Exhaust Plenum

Crankshaft (Steam Engine Crank)

QTY Description Price Location
1 Shaft 1" 13.01 [7]
1 Flywheel 8"x2.5" Cold Rolled Steel 74.3 [8]
1 Eccentric 4.5" x .5" Cold rolled 13.95 [9]
2 .5" Dia Pin 1.75" Long 6.29 [10]

Other Pieces

QTY Description Price Location
6' Sch 80 Steam Pipe 43.7 [11]
1 Baseplate TBD
1 Crankshaft Enclosure


TOTAL = ???

Alternatively Cast Iron Cylinder Material can be found http://www.mcmaster.com/#8929k18/=gnvh3 for 41.47 per cylinder

See also Steam Engine Bill of Materials/2009.