Boston & Maine 7300 Series Hopper 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

?

Spec Value
Builder Bethlehem Steel
Lot #
Car Numbers
Quantity
Build Date 1949
AAR class
Lt Weight (average)
Description
Cubic Cap'y Cu. Ft.
Ends
Sides 10 ribs (per B&MRRHS Modelers Notes No 37)

Spec	Value
Builder	Bethlehem Steel
Lot #
Car Numbers
Quantity
Build Date	1949
AAR class
Lt Weight	(average)
Description
Cubic Cap'y	Cu. Ft.
Ends
Sides	10 ribs (per B&MRRHS Modelers Notes No 37)

ORER data and numbers

ORER Size Data
Description 4/1962
AAR Mechanical Designation HT
Inside
Dimensions Length 40'-8"
Width 10'-4"
Height
Outside
Dimensions Length 41'-9"
Width At Eaves or top of sides or platform 10'-5"
Extreme Width 10'-5"
Height
from
Rail To Extreme Width 10'-8"
To Eaves or top of sides or platform 10'-8"
To Top of Running Board
To Extreme Height 10'-8"
Door - Side
opening Width
Height
Capacity Cu Ft. Level Full 2760
Pounds 140000

ORER History
ORER Date
(Year-Mo.) Car
Numbers # of
Cars Description
1962 - 04 7300-7328 29 Hopper, Steel, Self Clearing
1962 - 07 (same)
1962 - 10 (same)
1963 - 01 " 32 "
1963 - 04 7300-7333 31 "
1963 - 07 (same)
1963 - 10 (same)
Speculation: 10 cars converted to 7502 series for woodchip service?
1964 - 01 7300-7322 23 "
1964 - 04 (same)
1964 - 07 (same)
1964 - 10 (same)
1965 - 01 (same)
1965 - 04 (same)
1965 - 07 (same)
1965 - 10 (same)
1966 - 01 (same)
1966 - 04 (same)
1966 - 07 " 22 "
1966 - 10 (same)
1967 - 01 (same)
1967 - 04 (same)
1967 - 07 (same)
1967 - 10 (same)
1968 - 01 (same)
1968 - 04 (same)
1968 - 07 " 21 "
1968 - 10 (same)
1969 - 01 (same)
1969 - 04 (same)
1969 - 07 " 19 "
1969 - 10 " 17 "
1970 - 01 " 14 "
1970 - 04 (same)
1970 - 07 (same)
1970 - 10 " 13 "
1971 - 01 (same)
1971 - 04 (same)
1971 - 07 (same)
1971 - 10 (same)
1972 - 01 " 12 "
1972 - 04 (same)
1972 - 07 (same)
1972 - 10 (same)
1973 - 01 (same)
1973 - 04 " 10 "
1973 - 07 " 8 "
1973 - 11 (same)
1974 - 01 (same)
1974 - 04 (same)
1974 - 07 (same)
1974 - 10 (same)
1975 - 01 (same)
1975 - 04 (same)
1975 - 07 (same)
1975 - 10 (same)
1976 - 01 (same)
1976 - 04 (same)
1976 - 07 (same)
1976 - 10 (same)
1977 - 01 (same)
1977 - 04 (same)
1977 - 07 (same)
1977 - 10 (same)
1978 - 01 (same)
1978 - 04 Not listed

ORER Size Data
Description	4/1962
AAR Mechanical Designation	HT
Inside Dimensions	Length	40'-8"
Width	10'-4"
Height
Outside Dimensions	Length	41'-9"
Width	At Eaves or top of sides or platform	10'-5"
Extreme Width	10'-5"
Height from Rail	To Extreme Width	10'-8"
To Eaves or top of sides or platform	10'-8"
To Top of Running Board
To Extreme Height	10'-8"
Door - Side opening	Width
Height
Capacity	Cu Ft. Level Full	2760
Pounds	140000

ORER History
ORER Date (Year-Mo.)	Car Numbers	# of Cars	Description
1962 - 04	7300-7328	29	Hopper, Steel, Self Clearing
1962 - 07	(same)
1962 - 10	(same)
1963 - 01	"	32	"
1963 - 04	7300-7333	31	"
1963 - 07	(same)
1963 - 10	(same)
Speculation: 10 cars converted to 7502 series for woodchip service?
1964 - 01	7300-7322	23	"
1964 - 04	(same)
1964 - 07	(same)
1964 - 10	(same)
1965 - 01	(same)
1965 - 04	(same)
1965 - 07	(same)
1965 - 10	(same)
1966 - 01	(same)
1966 - 04	(same)
1966 - 07	"	22	"
1966 - 10	(same)
1967 - 01	(same)
1967 - 04	(same)
1967 - 07	(same)
1967 - 10	(same)
1968 - 01	(same)
1968 - 04	(same)
1968 - 07	"	21	"
1968 - 10	(same)
1969 - 01	(same)
1969 - 04	(same)
1969 - 07	"	19	"
1969 - 10	"	17	"
1970 - 01	"	14	"
1970 - 04	(same)
1970 - 07	(same)
1970 - 10	"	13	"
1971 - 01	(same)
1971 - 04	(same)
1971 - 07	(same)
1971 - 10	(same)
1972 - 01	"	12	"
1972 - 04	(same)
1972 - 07	(same)
1972 - 10	(same)
1973 - 01	(same)
1973 - 04	"	10	"
1973 - 07	"	8	"
1973 - 11	(same)
1974 - 01	(same)
1974 - 04	(same)
1974 - 07	(same)
1974 - 10	(same)
1975 - 01	(same)
1975 - 04	(same)
1975 - 07	(same)
1975 - 10	(same)
1976 - 01	(same)
1976 - 04	(same)
1976 - 07	(same)
1976 - 10	(same)
1977 - 01	(same)
1977 - 04	(same)
1977 - 07	(same)
1977 - 10	(same)
1978 - 01	(same)
1978 - 04	Not listed

ORER Notes

Discussion, General Notes

Per Don Clerke
Built by Bethlehem Steel

Per NEB&W Guide IV
Second hand triples, originally built in 1949

3 bay offset sides

Paint Schemes

As relettered(?)
black, white lettering, large blue/white (on black background) intertwined "BM" logo centered on side

References or other data

Magazine/Book article(s)

Photographs

Page Car # Photo Date
yr-mo-day Visible? Markings Paint
Scheme Herald Notes

Northern New England Color Guide
p36 7315 1972-11 Y X B BM R G N N N N N N as relettered as relettered
Don Clerke inserts into B&MRRHS Bulletin
i 9 photo 15 W7320 X BM R G N N N N N N black? original Weathered. in MOW service.
Railroad Picture Archives (as of 10-Apr-2020)
Go to "By Railroad", then "Fallen Flags", then "BM" Boston & Maine section
Then "Rolling Stock Roster" → "Photographed" link, then page thru for car number
BM 7315 7315 1979-04-14 Y X X BM R G N N N N N N original original

Page	Car #	Photo Date yr-mo-day		Visible?	Markings	Notes

*Northern New England Color Guide*
p36	7315	1972-11	Y	X	B	BM	R	G	N	N	N	N	N	N	as relettered	as relettered
*Don Clerke inserts into B&MRRHS Bulletin*
i 9 photo 15	W7320			X		BM	R	G	N	N	N	N	N	N	black?	original	Weathered. in MOW service.
Railroad Picture Archives (as of 10-Apr-2020) Go to "By Railroad", then "Fallen Flags", then "BM" Boston & Maine section Then "Rolling Stock Roster" → "Photographed" link, then page thru for car number
BM 7315	7315	1979-04-14	Y	X	X	BM	R	G	N	N	N	N	N	N	original	original

Renumberings/Conversions/Dispositions

Date Quantity New Numbers Description
1963 18 7502-7519 Converted to wood chip service [note: numbers do NOT match - first 10 OK, but not the other 8 in 1964

Date	Quantity	New Numbers	Description
1963	18	7502-7519	Converted to wood chip service [note: numbers do NOT match - first 10 OK, but not the other 8 in 1964

Models

Scale Manufacturer Stock number Car number Paint scheme Notes
HO Bowser 691-11011 [none] black w/ large blue/white intertwined "BM" unknown accuracy of car body. [out of stock on Bowser web site, Dec 2020]
HO Bowser 56499 7313 black w/ large blue/white intertwined "BM" unknown accuracy of car body. [out of stock on Bowser web site, Dec 2020]
HO Bowser 56500 7321 black w/ large blue/white intertwined "BM" unknown accuracy of car body. [out of stock on Bowser web site, Dec 2020]
HO Bowser 56501 7323 black w/ large blue/white intertwined "BM" unknown accuracy of car body. [out of stock on Bowser web site, Dec 2020]
N Bluford Shops 73121 7315 black, blue/white intertwined "BM" Single car. unknown accuracy of car body. Paint scheme looks close. In "Previous releases" section of their web site, Dec, 2020
N Bluford Shops 73122 ? black, blue/white intertwined "BM" Two pack . unknown accuracy of car body. Paint scheme looks close. In "Previous releases" section of their web site, Dec, 2020
N Bluford Shops 73123 ? black, blue/white intertwined "BM" Three pack. unknown accuracy of car body. Paint scheme looks close. In "Previous releases" section of their web site, Dec, 2020
In the B&MRRHS Modelers Notes #87 (Nov-Dec 2003) Stewart Hobbies produced a B&M "6 pack" (part # 10340 (unknown accuracy). I think these are the Bowser cars above?

Scale	Manufacturer	Stock number	Car number	Paint scheme	Notes
HO	Bowser	691-11011	[none]	black w/ large blue/white intertwined "BM"	unknown accuracy of car body. [out of stock on Bowser web site, Dec 2020]
HO	Bowser	56499	7313	black w/ large blue/white intertwined "BM"	unknown accuracy of car body. [out of stock on Bowser web site, Dec 2020]
HO	Bowser	56500	7321	black w/ large blue/white intertwined "BM"	unknown accuracy of car body. [out of stock on Bowser web site, Dec 2020]
HO	Bowser	56501	7323	black w/ large blue/white intertwined "BM"	unknown accuracy of car body. [out of stock on Bowser web site, Dec 2020]
N	Bluford Shops	73121	7315	black, blue/white intertwined "BM"	Single car. unknown accuracy of car body. Paint scheme looks close. In "Previous releases" section of their web site, Dec, 2020
N	Bluford Shops	73122	?	black, blue/white intertwined "BM"	Two pack . unknown accuracy of car body. Paint scheme looks close. In "Previous releases" section of their web site, Dec, 2020
N	Bluford Shops	73123	?	black, blue/white intertwined "BM"	Three pack. unknown accuracy of car body. Paint scheme looks close. In "Previous releases" section of their web site, Dec, 2020

Revision History

File History for THIS page
Date Who Description
31-Dec-2019 KG Akerboom Initial release
17-Mar-2020 KG Akerboom Standardized Don Clerke "source" link
04-Apr-2020 KG Akerboom Re-did references/photos section
22-Apr-2020 KG Akerboom Updated per B&MRRHS Modeler's Notes #39
25-Apr-2020 KG Akerboom Updated per B&MRRHS Modelers Notes No 37
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
12-Dec-2020 KG Akerboom Added model info
30-Dec-2020 KG Akerboom Added Bowser model data
30-Oct-2022 KG Akerboom Verified per [almost] complete ORER data.
04-Jan-2023 KG Akerboom Fixed headers and footers...hopefully

File History for THIS page
Date	Who	Description
31-Dec-2019	KG Akerboom	Initial release
17-Mar-2020	KG Akerboom	Standardized Don Clerke "source" link
04-Apr-2020	KG Akerboom	Re-did references/photos section
22-Apr-2020	KG Akerboom	Updated per B&MRRHS Modeler's Notes #39
25-Apr-2020	KG Akerboom	Updated per B&MRRHS Modelers Notes No 37
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
12-Dec-2020	KG Akerboom	Added model info
30-Dec-2020	KG Akerboom	Added Bowser model data
30-Oct-2022	KG Akerboom	Verified per [almost] complete ORER data.
04-Jan-2023	KG Akerboom	Fixed headers and footers...hopefully

Return to Top of Page