All AAR Type M120s on this site

4/13/2025

Home > Rolling Stock Home > AAR Types > AAR Type M120

AAR Class:	MWD: Dump Cars. On the type of contractors car used for building up fills; the body of the car dumps being raised by means of counterweight, air or hand power.
AAR Type:	M120
Detail Info:	Misc Cars

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Unit #	Type	AAR Type	AAR Class	Owner Class	Plate	Dry Cap	Notes	# Pictures
MBTX 2	Diffco Side Dump	M120	MWD		B	1350	MBTA work equip.	3
MBTX 3	Diffco Side Dump	M120	MWD		B	1350	MBTA Work Extra	3
MBTX 7	Diffco Side Dump	M120	MWD		B	1350	MBTA Work Extra	1
MBTX 9	Diffco Side Dump	M120	MWD		B	1350		2
MBTX 9	MofW Equipment	M120			B	1350	Maxon Side Dump.	1
MBTX 14	Diffco Side Dump	M120	MWD		B			2
MBTX 15	Diffco Side Dump	M120	MWD				MBTA side dump car, BLT 2-79	3
MBTX 16	Diffco Side Dump	M120	MWD		B			1
MBTX 17	Diffco Side Dump	M120	MWD					1
MBTX 18	Diffco Side Dump	M120	MWD		B	1350	MBTA side dump car being used by P&W	2
MBTX 19	Diffco Side Dump	M120	MWD		B			1
MEC 1040	Diffco Side Dump	M120	MWD					5
MEC 1042	Diffco Side Dump	M120	MWD				MOW Service	5
MEC 1044	Diffco Side Dump	M120	MWD	MWD				3
MEC 1045	Diffco Side Dump	M120	MWD					4
MEC 1047	Diffco Side Dump	M120	MWD					3
MEC 1049	Diffco Side Dump	M120	MWD					1
MEC 1052	Diffco Side Dump	M120	MWD	MWD				2
MEC 1053	Diffco Side Dump	M120	MWD	MWD				3
MEC 1054	Diffco Side Dump	M120	MWD					3
MIDH 99398	Diffco Side Dump	M120	MWD					8
MILW X905315	Diffco Side Dump	M120	MWD					1
MKCX 282	Diffco Side Dump	M120	MWD				Morrison Knudsen
MNCW 254	Diffco Side Dump	M120	MWD					1
MNCW 251	Diffco Side Dump	M120	MWD					1
MNCW 257	Diffco Side Dump	M120	MWD					1
MNCW 261	Diffco Side Dump	M120	MWD		C			1
MNCW 1250	Diffco Side Dump	M120	MWD					1
MNCW 1251	Diffco Side Dump	M120	MWD					1
MNCW 1258	Diffco Side Dump	M120	MWD					1
MNCW 1265	Diffco Side Dump	M120	MWD		B			1
MNCW 1268	Diffco Side Dump	M120	MWD		C			1
MNNR 1120	Diffco Side Dump	M120	MWD					43
MP 55101	Diffco Side Dump	M120	MWD		B	1350		3
MP 55103	Diffco Side Dump	M120	MWD		B	1350		3
MP 55107	Diffco Side Dump	M120	MWD		B	1350	11 Cu Yds Ld Lmt 184500 Lt wt 78500 Blt 3-79	3
MP 55108	Diffco Side Dump	M120	MWD		B	1350		1
MP 55113	Diffco Side Dump	M120	MWD		B	1350	UP Shield	2
MP 55120	Diffco Side Dump	M120	MWD		B	1350		4
MP 55124	Diffco Side Dump	M120	MWD		B	1350		6
MP 55125	Diffco Side Dump	M120	MWD		B	1350		1
MP 55127	Diffco Side Dump	M120	MWD		B			1
MP 55132	Diffco Side Dump	M120	MWD		B			1
MP 55133	Ballast Hopper	M120	MWD		B	1350		1
MP 55134	Diffco Side Dump	M120	MWD		B	1350		4
MP 55139	Diffco Side Dump	M120	MWD		B	1350		1
MP 55141	Diffco Side Dump	M120	MWD					1
MP 55143	MofW Equipment	M120	MWD		B		Lt Wt 78700 Ld Lmt 184600	4
MP 55143	Diffco Side Dump	M120	MWD		B		Lt Wt 78700 Ld Lmt 184600; built 5/79	3
MP 55145	Diffco Side Dump	M120	MWD		B	1350	Load Limit: 146600	3
MP 55152	Diffco Side Dump	M120	MWD		B			1
MP 55153	Diffco Side Dump	M120	MWD	MWD	B		44'11"x10'8"x8'9" Tare79300 LdLmt183700 Max263000	1
MP 55154	Diffco Side Dump	M120	MWD		B		UP Logo	1
MP 55155	Diffco Side Dump	M120	MWD					1
MP 55156	Diffco Side Dump	M120	MWD		B			1
MP 55157	Diffco Side Dump	M120	MWD		B			1
MP 55158	MofW Equipment	M120	MWD		B		Maintenance of Way Side-Dump	4
MP 55164	Diffco Side Dump	M120	MWD		B		Lt Wt 79400 Ld Lmt 183600; built 2/81	3
MP 55164	MofW Equipment	M120	MWD		B		1350 cu ft, Lt Wt 78700	1
MP 55167	Diffco Side Dump	M120	MWD		B			1
MP 55170	Diffco Side Dump	M120	MWD		B			1
MP 55173	MofW Equipment	M120	MWD		B			1
MP 55175	Diffco Side Dump	M120	MWD		B			2
MP 55178	Diffco Side Dump	M120	MWD		B			1
MP 55182	Diffco Side Dump	M120	MWD		B			2
MP 55198	Diffco Side Dump	M120	MWD		B		Load Limit: 139500	2
MP 55199	Diffco Side Dump	M120	MWD		B			1
MP 55217	Diffco Side Dump	M120	MWD					1
MP 55218	Diffco Side Dump	M120	MWD		B			2
MP 55222	Diffco Side Dump	M120	MWD		B			2
MP 55226	Diffco Side Dump	M120	MWD		B			1
MP 55228	Diffco Side Dump	M120	MWD		B			1
MP 55229	Diffco Side Dump	M120	MWD		B			3
MP 55232	Diffco Side Dump	M120	MWD		B		Blt 11-82	1
MP 55236	Diffco Side Dump	M120	MWD		B			2
MP 55237	Diffco Side Dump	M120	MWD		B		Load Limit: 183900	1
MP 55240	Diffco Side Dump	M120	MWD		B			2
MP 55243	MofW Equipment	M120			B			2
MP 55243	Diffco Side Dump	M120	MWD		B			1
MP 55245	Diffco Side Dump	M120	MWD		B			1
MP 55246	Diffco Side Dump	M120	MWD		B			1
MP 55246	Ballast Hopper	M120	MWD		B			1
MP 55248	Diffco Side Dump	M120	MWD		B			4
MP 55713	Diffco Side Dump	M120	MWD		B			1
MP 55715	Gondola	M120	MWD		B		43'0"x10'7"x11'7" Tare79500 LdLmt 140500 MxWgt 220000	2
MP 55717	Diffco Side Dump	M120	MWD		B			1
MP 55720	Diffco Side Dump	M120	MWD		B			6
MP 55723	Diffco Side Dump	M120	MWD		B			4
MP 55724	Diffco Side Dump	M120	MWD					1
MP 55728	Diffco Side Dump	M120	MWD		B	1350		1
MP 56243	Diffco Side Dump	M120	MWD					1
MP 650325	Gondola	M120	MWD		B	3200	Load Limit: 189800	1
MRL 100990	Diffco Side Dump	M120	MWD		G			1
MRL 100990	MofW Equipment	M120			G			1
MRL 100991	Diffco Side Dump	M120	MWD		G			1
MRL 100993	Diffco Side Dump	M120	MWD		G			1
MRL 100995	Diffco Side Dump	M120	MWD		G			1
MRL 100996	Diffco Side Dump	M120	MWD		G			3
NAUG w133	Diffco Side Dump	M120	MWD					2
NCRC 9994	Diffco Side Dump	M120	MWD					1

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