the car - semantic scholar...the "angle cock" manually opens and closes the air brake line...
TRANSCRIPT
![Page 1: THE CAR - Semantic Scholar...The "angle cock" manually opens and closes the air brake line on an individual car. Coupler yoke Draft gear Il—I Coupler Draft sill Angle cock Brake](https://reader036.vdocuments.us/reader036/viewer/2022071410/610472b0e92e842afd007528/html5/thumbnails/1.jpg)
CH. 5
THE CAR
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• The 8-wheel car
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• Standardization/Interchange
• Repairs
• Capacity/Load Limits
Nominal Car CapacityGross Rail Load (4-axle
car)Journals (diam. & length)
30-ton 60,000 lbs 103,000 4.25x8 in. Class B
40-ton 80,000 142,000 5x9 Class C
50-ton 110,000 177,000 5.5x10 Class D
70-ton 154,000 220,000 6x11 Class E
100-ton 200,000 263,000 6.5x12 Class F
110-ton 220,000 286,000 7x12 Class G
110-ton 220,000 286,000 6.5x9 Class K
125-ton 250,000 315,000 7x12 Class G
125-ton 250,000 315,000 7x9 Class M
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• Clearances – Plate B -- Plate H
• Safety - 1893 & 1970
• Components and Design
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Component Nomenclature
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Suspensions
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• Rock and Roll
• Bearing/Hot Boxes
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• Axles/Wheels
• Thermal Loads
• Wheel Wear
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• Car Body Structure
• Truck Hunting
• Radial/Premium Trucks
• The Rolling Bridge
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• Car Body Materials
• Cost and Maintenance
• Interchange and Inspections