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Boston & Maine 4550 Series Box Cars

Index

• Builder's Photo
• Classification Card(s) for series
• Specifications
• ORER data
• ORER Notes
• Discussion, General Notes
• Paint Schemes
• References
• Photographs
• Renumberings/Conversions/Dispositions
• Modeling
• Revision History of this page

Builder's Photo

Does one exist?

B&M Classification Card(s)

Does one exist?

Specifications From Classification Cards

?

ORER data and numbers

ORER Size Data

Description			7/1980	1/1983	5/1983
AAR Mechanical Designation			XP	XP	XP
Inside Dimensions	Length		50'-6"	50'-6"	50'-6"
	Width		9'-2"	9'-2"	9'-2"
	Height		10'-5"	10'-5"	10'-5"
Outside Dimensions	Length		51'-10"	54'-4"	54'-4"
	Width	At Eaves or top of sides or platform	9'-4"	9'-4" 10'-5"	10'-5"
		Extreme Width	10'-8"	10'-8"	10'-5"
	Height from Rail	To Extreme Width	5'-8"	5'-8"	13'-7"
		To Eaves or top of sides or platform	14'-5"	14'-5" 13'-7"	14'-5"
		To Extreme Height	15'	15'	15'
Door - Side opening	Width		9'	9'	9'
	Height		9'-9"	9'-9"	9'-10"
Capacity	Cu Ft. Level Full		4840	4825	4825
	Pounds		100000	110000	110000

ORER History

ORER Date (Year-Mo.)	Car Numbers	# of Cars	Description
1980 - 07	4550-4557	8	Box, Steel, 25K (Food Products)
1980 - 10	(same)
1981 - 01	(same)
1981 - 04	(same)
1981 - 07	(same)
1981 - 10	(same)
1982 - 01	(same)
1982 - 04	(same)
1982 - 07	(same)
1982 - 10	(same)
1983 - 01	(same)
1983 - 05	(same)
1983 - 07	(same)
1983 - 10	(same)
1984 - 01	(same)
1984 - 04	(same)
1984 - 07	(same)
1984 - 10	"	7	"
1985 - 01	(same)
1985 - 04	(same)
1985 - 07	"	2	"
1985 - 10	(same)
1986 - 01	(same)
1986 - 04	(same)
1986 - 07	(same)
1986 - 10	(same)
1987 - 01	(same)
1987 - 04	(same)
1987 - 07	(same)
1987 - 10	(same)
1988 - 01	(same)
1988 - 04	(same)
1988 - 07	(same)
1988 - 10	(same)
1989 - 01	(same)
1989 - 04	(same)
1989 - 07	(same)
1989 - 10	Not listed

ORER Notes

Discussion, General Notes

• Conversion of 77000 series 50' PS-1?
  Per B&MRRHS Modeler's Notes #39 - yes

Paint Schemes

References or other data

• Magazine/Book article(s)

Photographs

Renumberings/Conversions/Dispositions

Models

per B&MRRHS Modelers Notes #18 (1990), the "packaged food products loading only" is black lettering on yellow background

Revision History

File History for THIS page

Date	Who	Description
16-Dec-2019	KG Akerboom	Initial release
29-Mar-2020	KG Akerboom	Added data from 19 more ORERs
04-Apr-2020	KG Akerboom	Re-did references/photos section
22-Apr-2020	KG Akerboom	Updated per B&MRRHS Modeler's Notes #39
05-May-2020	KG Akerboom	Moved ORER notes into separate section
21-Jul-2020	KG Akerboom	"Photos" table - changed "vertical" text to PNG of "sideways" text; added "Markings" columns
07- thru 16-Aug-2020	KG Akerboom	Added ORER data (History only, not dims or notes yet) for 63 more registers, courtesy of James Kinkaid
31-Dec-2020	KG Akerboom	Updated misc stuff
06-Nov-2022	KG Akerboom	Updated per [almost] complete ORER data
04-Jan-2023	KG Akerboom	Fixed headers and footers...hopefully