Bob Keenan's Collection
6/27/2025
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Home
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Rolling Stock Home
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AAR Types
> R400
AAR Rolling Stock Type: R400
AAR Class:
RB
: Bunkerless refrigerator car with or without ventilating devices and with or without device for attaching portable heaters. Constructed with insulation in side ends, floor and roof to meet maximum UA factor requirement of 250 BTU/F/Hour for 50 foot cars and 300 BTU/F/Hour for 60 foot cars. Effective for cars ordered new after March 1, 1984.
AAR Type:
R400
Detail Info:
Refrigerator Cars, Inside Length: 49ft to 59ft, with cushion draft gear/underframe
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List all R400s
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Reporting Mark
Name
Count
CSX
CSX Railroad
1
DRGW
Denver & Rio Grande Western
4
MP
Missouri Pacific
2
SP
Southern Pacific
5
SSW
St Louis Southwestern (Cotton Belt)
6
UP
Union Pacific Railroad Company
3
WP
Western Pacific
1
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