Steam Loco Dimensions – Prototype
N scale (mm)
[original & updated data created by Malcolm Jenkins, Oct03, Apr08]
8.9, 13.3 10.5, 14.3 8.6, 8.6, 8.6 10.8, 10.8, 10.8 11.3, 11.3, 11.3 13.0, 13.0 11.6, 11.6 9.8, 9.8,9.8 9.8, 9.8, 9.8 9.8, 9.8, 9.8 9.8, 9.8, 9.8 8.5, 8.5, 8.5 12.7, 12.7 10.8, 10.8, 10.8 10.8, 14.0 11.1, 11.1, 11.1 9.8, 9.8, 9.8 9.8, 9.8, 9.8 9.8, 9.8, 9.8 12.2, 12.2 12.7, 12.7 10.8, 10.8, 10.8 9, 11.4 11.4, 15.2
6.7, 13.3 5.7, 13.2 5.7, 13.7 6.7, 19.4 6.7, 17.6 6.7, 18.1 6.7, 15.6 5.7, 13.2 5.9, 12.9 4.5, 7.6
Trail Truck 2nd Axle (Diam, Spacing) 6.7, 8.6 6.7, 7.9 6.7, 8.6 -
5.9, 13.3
5.9, 9.5
11.6
6.7, 17.6
20.2
6.7, 17.1
24 24.8 18.1 16.7 14.6
Class
Wheel Arr.
Lead Truck Wheel Diam, (spacing)
Lead Truck Dist.
SAR SAR SAR SAR SAR SAR SAR SAR SAR SAR SAR SAR VR VR VR VR VR VR VR VR VR VR NSWR NSWR
Rx F T (3'6" g) 500 520 600 620 700 / 740 710 720 750 400 (3'6" g) A3 C D3 H J K N R S X C30 C36
4-6-0 4-6-2 4-8-0 4-8-4 4-8-4 4-6-2 4-6-2 2-8-2 2-8-2 2-8-4 2-8-2 4-8-2 4-6-0 2-8-0 4-6-0 4-8-4 2-8-0 2-8-0 2-8-2 4-6-4 4-6-2 2-8-2 4--6-4T 4-6-0
5.6, 11.3 5.6, 11.4 4.8, 11.4 5.2, 13.3 5.2, 13.3 5.2, 13.3 5.2, 13.3 5.2 5.2 5.2 5.9 4.5, 11.7 ?, 10.5 5.9 6.8, 11.9 5.2, 13.3 5.9 5.9 5.9 5.2, 13.3 5.9, 13.3 6.0 5.9, 11.75 6.2, 13.3
8.4 9.4 7.6 9.5 9.5 9.5 8.6 16.2 16.2 17.5 16.2 7.6 16.75 16.7 9.6 10.5 17.1 16.2 16.2 10.3 10.3 16.7 8.7 10
NSWR
C38
4-6-2
5.7, 12.4
10
NSWR NSWR NSWR SAR SAR NSWR
D53 D55 D59 1st O N (Baldwin) Z11
2-8-0 2-8-0 2-8-2 2-8-0 4-6-0 4-4-2T
5.3 5.3 4.8 4.8 4.6, 10.8 6.2 (12.4)
15.6 15.6 15.2 15.4 9.8 19.5
8.1 8.1 9.5 7.6 9.5 9.7
9.7, 8.7, 10.6 9.7, 8.7, 10.6 10,10,10 10, 8.6, 8.6 (27.2) 10.2, 14.9 16.5
NSWR
Z12
4-4-0
5.9, 7.6
18.1
10.6
15.2
NSWR
Z18
0-6-0T
7.6
13.1
CR
D
4-4-0
5.7 (7.6)
14
9.5
14
NSW
Q
4-4-0
5.7 (7.6)
14
9.5
14
CR NSWR CR NSWR CR NSWR CR CR
4-6-0 4-6-0 2-6-0 2-6-0 2-8-0 2-8-0 2-8-0 4-6-0
6.2 (13.3) 6.2 (13.3) 4.8 4.8 5.2 5.2 5.2 6.2 (13.3)
9.4 9.4 15.2 15.2 15.6 15.6 15.6 10
9,5 9,5 8.8 8.8 8.1 8.1 8.1 11
10.0, 16.4 10.0, 16.4 11.9, 16.2 11.9, 16.2 9.7, 8.7, 10.6 9.7, 8.7, 10.6 9.7, 8.7, 10.6 11.4, 15.2
4-6-0
5.3 (12.4)
9.7
13
12.9, 12.9
23.3
4-6-0
5.0 (11.4)
8.3
10
12.9, 14.8
21.4
CR SAR
G/Ga C32 F K K D50 Ka C CA (NYNH&H/ PRR G4a) CN (CNR H-6-c) L P
2-8-2 2-4-0T
5.2 6.7
16.2 14.1
9.0 9.5
9.8, 9.8, 9.8 14.0
SAR
Y/Yx (ng)
2-6-0
3.8
11.2
6.2
7.1
System
CR CR
Driver Diam. 8.6 10.0 6.8 10.0 10.5 11.9 10.5 9.0 9.0 9.0 8.8 8.5 11.6 9.8 9.8 10.5 8.8 8.8 8.8 11.6 11.6 9.8 8.7 11 11 Boxpok
Driver Spacing
Trail Truck Lead Axle (Diam, Dist)
5.9, 12.9 5.9, 12.4 6.8, 17.6 6.8, 15.4 5.9, 10
5.9, 8.6
Tender Lead Axle (Dist) 25.7 23.1 16.1 18.3 19.8 19.8 17.6 17.9 19.8 19.5
5.9, 10 21.3
7.7, 12.9 6.9 (6 wh. tender)
10.5, 10.5 (6 wheel tender) 6.7 dia, 10.5 spacing (6 wheel tender) 6.7 dia, 10.5 spacing (6 wheel tender) 22.9 22.9
22.9 22.9 22.9 22.3
6.7, 18.1
16.8 5.7 dia, 7.1+7.1 space (6 wheel)
