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NORFOLK SOUTHERN
DIESEL LOCOMOTIVE ROSTER

EMD F-9A Nos. 270-271

2 Units

NOTE: Both units are stored pending sale/retirement/disposition

 

This roster compiled and maintained by Chris R. Toth. 
Roster last updated on November 6, 2019.

 


Active Roster

 
NS
No.		 5th
No.		 4th
No.		 3rd
No.		 2nd
No.		 1st
No.		 Rebuilt From Rebuilt By Rebuild Date Order No. Builder No. Build Date Previous Nos. Notes
270 NS 4270 RPCX 1010 RPCX 101 MARC 81 MDOT 7181 M-K F7A 4580 Morrison-
Knudsen		 01-1981 3122-A 15909 01-1952 B&O 4580/B&O 937 Unit stored pending sale/disposition.
271 NS 4271 RPCX 1020 RPCX 102 MARC 85 MDOT 718 M-K F7A 4557 Morrison-
Knudsen		 08-1980 3146-A 16642 08-1952 B&O 4557:2/B&O 4590:1/B&O 947 Unit stored pending sale/disposition.


General Info

NS Model Designation = F-9A
Horsepower = 1,800
Fuel Tank Capacity = 1,000 gallons
Dynamic Braking = No
Control = Single
Cab Signals = Yes
LSL (Locomotive Speed Limiter) = Yes
Purchased by NS from Kansas City Southern in October 2006 for business train use.

Stored in Altoona, PA when not being used for OCS (Office Car Special) trains.

Equipped with an EMD 16-cylinder 645E engine rated at 1,800 horsepower.

Units have 57:20 gearing with a 90 mph maximum speed, where permitted.

Units are equipped with ECP (Electronically Controlled Pneumatic) train braking.

Units are equipped with NS LEADER/PTC (Positive Train Control) system.

Upgrade to 4270 completed in April 2014 included a new Dash 2 control system
and replacement of the D12B generator with an AR10 alternator.

Equipped with the Traction and Engine Control Unit (TECU) from TMV Control Systems.

Both units repainted and renumbered from NS 4270-4271 in March 2019.

 




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