HOME DRIVING WHEELS for 10 mm/ft HOME

This table is to help you to pick castings for locos not in the main lists. All driving wheels are listed here in order of their internal diameters, with their equivalent sizes at 10 mm/ft at various apparent tread thicknesses.

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10 mm/ft list for 'T' numbers
other scales for 'H', 'K' and 'X'
>>> click details >>> click image 		OUTSIDE dia on the TREAD Apparent
tread
PROTO 		CASTING
i/d 		APPROX. o/d in mm
including apparent
treads at 10 mm/ft of: 		PIN
between
or in line
& radius 		SPOKES RIM
PROTO MODEL SCALE 3″ 3½″ 4″ 4½″
T192 NER class K/LNER Y8 3′ 0″ 30.0 mm 30.48:1 3½″ 24.4 mm 29.4 30.2 31.1 31.9 B 9″ 9 rect hump
P175 BR Class 96/7. PWM 3′ 4″ 31.8 mm 32:1 3½″ 26.0 mm 31.0 31.8 32.6 33.5 IL 9″ 11 rect rect
T135 BR Class 02 Diesel 3′ 6″ 35.0 mm 30.48:1 4½″ 28.0 mm 33.0 33.8 34.7 35.5 B 8½″ 10 oval rect
T13 BR Class 03 Diesel 3′ 7″ 35.8 mm 30.48:1 4″ 28.6 mm 33.6 34.4 35.3 36.1 IL 9½″ 12 oval rect
T7, T8 GER/LNER Y5 3′ 7″ 35.8 mm 30.48:1 4″ 28.6 mm 33.9 34.7 35.6 36.4 B 10″ 10 oval hump
T70 GER 209 class/LNER Y5 3′ 6″ 35.0 mm 30.48:1 3¾″ 29.3 mm 34.3 35.1 36.0 36.8 B 10″ 8 tee rect
T152 NER class H/LNER Y7 3′ 6½″ 35.4 mm 30.48:1 3½″ 29.4 mm 34.4 35.2 36.1 36.9 B 10″ 10 oval hump
T5 GER R24/LNER J67 4′ 0″ 40.0 mm 30.48:1 5″ 31.7 mm 36.7 37.5 38.4 39.2 IL 11″ 12 oval hump
T83, T84 Bristol & Exeter 0-6-0 3′ 6″ 35.0 mm 30.48:1 2″ 31.7 mm 36.7 37.5 38.4 39.2 B 9″ 10 rect rect
T1, T2 GER R24/LNER J67-69 4′ 0″ 40.0 mm 30.48:1 5″ 31.7 mm 36.7 37.5 38.4 39.2 B 10″ 10 oval hump
T6 GER R24/LNER J67 4′ 0″ 40.0 mm 30.48:1 5″ 31.7 mm 36.7 37.5 38.4 39.2 IL 11″ 15 oval hump
T3, T4 LBSC Terriers 4′ 0″ 40.0 mm 30.48:1 4″ 33.4 mm 38.4 39.2 40.1 40.9 IL 8″ 12 rect rect
K127 Heisler 2′ 6″ 37.5 mm 20.32:1 1½″ 33.8 mm 38.8 39.6 40.5 41.3 IL 9¼″ 8 oval hump
T196 NER E1/LNER J72 4′ 1¼″ 41.0 mm 30.48:1 4″ 34.6 mm 39.6 40.4 41.3 42.1 IL 11″ 12 oval hump
T131 MSWJR 4′ 0″ 40.0 mm 30.48:1 2½″ 35.0 mm 40.0 40.8 41.7 42.5 B 13″ 13 rect rect
P197,8 WD Austerity tank/J94 4′ 3″ 40.5 mm 32:1 3¼″ 35.3 mm 40.3 41.1 42.0 428 B 14″ 14 rect hump
T48, T49 BR Diesel 08 4′ 6″ 45.0 mm 30.48:1 4¾″ 36.6 mm 41.6 42.4 43.3 44.1 none 14 oval rect
P239, 40 GC 2-8-0 4′ 8″ 44.5 mm 32:1 5″ 37.3 mm 42.3 43.1 44.0 44.8 B 13″ 14 oval hump
T197, 8 WD J94 4′ 3″ 42.5 mm 30.48:1 3½″ 37.4 mm 42.4 43.2 44.1 44.9 B 13″ 14 rect ridge
P72 GWR Small Prairie 4′ 7½″ 44.1 mm 32:1 4″ 37.6 mm 42.6 43.4 44.3 45.1 B 12″ 14 oval rect
K100 USA Baldwin 3′ 0″ 45.0 mm 20.32:1 2½″ 38.4 mm 43.4 44.2 45.1 45.9 IL 10″ 10 oval hump
T189, 90 LMS Jinty 4′ 7″ 45.8 mm 30.48:1 4½″ 38.5 mm 43.5 44.3 45.2 46.0 IL 11″ 15 oval rect
T72 GWR Small Prairie 4′ 7½″ 46.3 mm 30.48:1 4″ 39.7 mm 44.7 45.5 46.4 47.2 B 12″ 14 oval rect
T225 GWR 56xx 4′ 7½″ 46.3 mm 30.48:1 4¼″ 39.9 mm 44.9 45.7 46.6 47.4 B 11″ 14 oval rect
T229 GWR 42xx 4′ 7½″ 46.3 mm 30.48:1 4¼″ 39.9 mm 44.9 45.7 46.6 47.4 IL 15″ 14 oval rect
X152 NE class 8, LNER Y7 3′ 6½″ 47.8 mm 22.6:1 3½″ 39.9 mm 44.9 45.7 46.6 47.4 IL 9″ 10 oval hump
T11, T12 GER/LNER N7 4′ 10″ 48.3 mm 30.48:1 5″ 40.0 mm 45.0 45.8 46.7 47.5 IL 11″ 15 oval rect
T85, T86 MSWJR 0-6-0T mid 4′ 7″ 45.8 mm 30.48:1 3½″ 40.0 mm 45.0 45.8 46.7 47.5 IL 11″ 14 rect rect
T45 GWR Pannier 4′ 7½″ 46.3 mm 30.48:1 3½″ 40.1 mm 45.1 45.9 46.8 47.6 B 10″ 12 oval rect
T159 LMS 8F 4′ 8½″ 47.1 mm 30.48:1 4″ 40.2 mm 45.2 46.0 46.9 47.7 B 14″ 15 oval vee
T193,4,5 WD 4′ 8½″ 47.1 mm 30.48:1 3½″ 40.7 mm 45.7 46.5 47.4 48.2 B 14″ Boxpok  
T27 GER S44 4′ 11″ 49.2 mm 30.48:1 5″ 40.7 mm 45.7 46.5 47.4 48.2 IL 12″ 15 oval hump
T29, T30 GER Y14 4′ 11″ 49.2 mm 30.48:1 5″ 40.7 mm 45.7 46.5 47.4 48.2 IL 12″ 15 oval hump
P117, 8 BR 9F 5′ 0″ 47.6 mm 32:1 4¼″ 40.8 mm 45.8 46.6 47.5 48.3 B 14″ 15 oval vee
P151 GWR 14xx 5′ 2″ 49.2 mm 32:1 4¼″ 42.8 mm 47.8 48.6 49.5 50.3 B 10″ 16 oval rect
T117, 8 BR 9F 5′ 0″ 47.6 mm 30.48:1 4¼″ 42.9 mm 47.9 48.7 49.6 50.4 B 14″ 15 oval vee
T50 LMS Ivatt 2MT 5′ 0″ 50.0 mm 30.48:1 4″ 43.2 mm 48.2 49.0 49.9 50.7 B 12″ 15 oval vee
T206, 7 GCR 9J/ LNER J11 5′ 2″ 51.7 mm 30.48:1 4½″ 44.5 mm 49.5 50.3 51.2 52.0 B 11″ 15 oval rect
T151 GWR Pannier, 14xx 5′ 2″ 51.7 mm 30.48:1 4¼″ 44.7 mm 49.7 50.5 51.4 52.2 B 10″ 16 oval rect
X3, X4 LBSCR Terrier 4′ 0″ 54.0 mm 22.6:1 4″ 45.2 mm 50.2 51.0 51.9 52.7 IL 8″ 12 rect rect
T57, 58 LMS 4F 5′ 3″ 52.5 mm 30.48:1 4″ 45.3 mm 50.3 51.1 52.0 52.8 IL 11″ 16 oval rect
T212, 3 GN J5 5′ 2″ 51.7 mm 30.48:1 4″ 45.4 mm 50.4 51.2 52.1 52.9 B 10″ 16 oval rect
T9, T10 GER/LNER F4,5,6 5′ 4″ 53.3 mm 30.48:1 4½″ 45.8 mm 50.8 51.6 52.5 53.3 IL 11″ 16 oval hump
T53, 54 HR Jones Goods 5′ 3½″ 52.9 mm 30.48:1 4″ 46.2 mm 51.2 52.0 52.9 53.7 IL 11″ 15 oval rect
T166 GWR 517 class 5′ 2″ 51.7 mm 30.48:1 3½″ 46.3 mm 51.3 52.1 53.0 53.8 IL 12″ 16 rect rect
P47 GWR Manor 5′ 8″ 54.0 mm 32:1 4½″ 47.2 mm 52.2 53.0 53.9 54.7 B 15″ 18 oval rect
P150 GWR Bulldog 5′ 8″ 54.0 mm 32:1 4¼″ 47.4 mm 52.4 53.2 54.1 54.9 none 18 oval rect
T234, 5 LMS Crab 5′ 6″ 55.0 mm 30.48:1 4½″ 47.8 mm 52.8 53.6 54.5 55.3 IL 13″ 17 oval hump
T208, 9 SECR H 5′ 6″ 55.0 mm 30.48:1 4″ 48.4 mm 53.4 54.2 55.1 55.9 IL 11″ 16 oval rect
P241, 2 USA Penn G5 5′ 8″ 54.0 mm 32:1 3½″ 48.6 mm 53.6 54.4 55.3 56.1 B 14″ 15 oval rect
P156, 7 German class 62 5′ 9″ 54.8 mm 32:1 3½″ 48.7 mm 53.7 54.5 55.3 56.2 IL 13″ 18 oval rect
T47 GWR Manor 5′ 8″ 56.7 mm 30.48:1 4½″ 49.0 mm 54.0 54.8 55.7 56.5 B 15″ 18 oval rect
T33, T34 GER/LNER E4 5′ 8″ 56.7 mm 30.48:1 4½″ 49.1 mm 54.1 54.9 55.8 56.6 IL 11″ 16 oval hump
H247, 8, 9 SAR GMAM 4′ 6″ 57.2 mm 24:1 3¾″ 49.2 mm 54.2 55.0 55.9 56.7 B 13″ 14 oval rect
T199 LSWR S15 5′ 7″ 55.8 mm 30.48:1 4″ 49.3 mm 54.3 55.1 56.0 56.8 IL 14″ 18 oval hump
T119, 20 LNER N2 5′ 8″ 56.7 mm 30.48:1 4½″ 49.5 mm 54.5 55.3 56.2 57.0 B 11″ 18 oval rect
T114, 5 Cal 944 5′ 9″ 57.5 mm 30.48:1 4½″ 49.5 mm 54.5 55.3 56.2 57.0 B 11″ 20 oval rect
P173, 4 Austrian 113/108 classes 5′ 8½″ 54.4 mm 32:1 3¼″ 49.6 mm 54.6 55.4 56.3 57.1 14¼″ 17 oval vee
T150 GWR Bulldog 5′ 8″ 56.7 mm 30.48:1 4¼″ 49.7 mm 54.7 55.5 56.4 57.2 none 18 oval rect
T21,22 133 LSWR M7 5′ 7″ 56.8 mm 30.48:1 3¾″ 49.8 mm 54.8 55.6 56.4 57.3 IL 9″ 18 oval hump
P220, 21 Nord 5′ 9″ 54.8 mm 32:1 3¼″ 50.1 mm 55.1 55.9 56.8 57.6 IL 12.6″ 17 oval hump
T136 HR Castle 5′ 9″ 57.5 mm 30.48:1 4½″ 50.1 mm 55.1 55.9 56.8 57.6 B 13″ 17 rect rect
T73 BR 4 MT 5′ 8″ 56.7 mm 30.48:1 3½″ 50.7 mm 55.7 56.5 57.4 58.2 B 14″ 18 oval vee
P64, 65 LNER V2 6′ 2″ 58.7 mm 32:1 4¾″ 51.4 mm 56.4 57.2 58.1 58.9 B 13″ 18 oval hump
T112 GWR Mogul 43xx 5′ 8″ 56.7 mm 30.48:1 3″ 51.9 mm 56.9 57.7 58.6 59.4 IL 15″ 18 oval rect
T82 LMS Black Five 6′ 0″ 60.0 mm 30.48:1 4½″ 52.4 mm 57.4 58.2 59.1 59.9 B 14″ 19 oval vee
T46 GWR Hall 6′ 0″ 60.0 mm 30.48:1 4″ 52.4 mm 57.4 58.2 59.1 59.9 B 15″ 20 oval rect
P111 GWR Hawksworth County 6′ 3″ 59.5 mm 32:1 4¼″ 53.0 mm 58.0 58.8 59.7 60.5 B 15″ 21 oval rect
P71 BR Britannia 6′ 2″ 58.7 mm 32:1 3½″ 53.1 mm 58.1 58.9 59.8 60.6 B 14″ 20 oval vee
T154, 5 LNER B1 6′ 2″ 61.7 mm 30.48:1 4½″ 53.4 mm 58.4 59.2 60.1 60.9 B 13″ 18 oval low vee
P79 SR Merchant Navy 6′ 2″ 58.7 mm 32:1 3½″ 53.4 mm 58.4 59.2 60.1 60.9 B 12″ Boxp.  
T87, 88 LNER B5 6′ 0″ 60.0 mm 30.48:1 4″ 53.5 mm 58.5 59.3 60.2 61.0 B 13″ 18 oval rect
T64, 65 LNER V2 6′ 2″ 61.7 mm 30.48:1 4¾″ 53.5 mm 58.5 59.3 60.2 61.0 B 13″ 18 oval hump
T139-41 LNER A2 6′ 2″ 61.7 mm 30.48:1 4¾″ 54.1 mm 59.1 59.9 60.8 61.6 B 13″ 20 oval low vee
T187, 8 CR class 60 6′ 1″ 60.8 mm 30.48:1 4″ 54.3 mm 59.3 60.1 61.0 61.8 B 13″ 20 oval rect
T111 GWR Hawksworth County 6′ 3″ 62.5 mm 30.48:1 4¼″ 55.3 mm 60.3 61.1 62.0 62.8 B 15″ 21 oval rect
P226,7,8 GER/LNER B12 6′ 6″ 61.9 mm 32:1 4″ 55.4 mm 60.4 61.2 62.1 62.9 B 11½″ 20 oval rect
T79 SR Merchant Navy 6′ 2″ 61.7 mm 30.48:1 3½″ 55.5 mm 60.5 61.3 62.2 63.0 B 12″ Boxp.  
P105 LMS Princess 6′ 6″ 61.9 mm 32:1 4¼″ 55.6 mm 60.6 61.4 62.2 63.0 B 14″ 20 oval vee
T71 BR Britannia 6′ 6″ 61.7 mm 30.48:1 3½″ 55.8 mm 60.8 61.6 62.5 63.3 B 14″ 20 oval vee
P89, 90 GN C2 6′ 8″ 63.5 mm 32:1 4¾″ 56.0 mm 61.0 61.8 62.7 63.5 B 12″ 20 oval rect
H101, 2 SAR 25NC 5′ 0″ 63.5 mm 24:1 3″ 56.5 mm 61.5 62.3 63.1 64.0 B 14″ 14 oval rect
P24, 25 LNWR T9 6′ 7″ 62.7 mm 32:1 4″ 56.9 mm 61.9 62.7 63.6 64.4 Il 9″ 22 oval hump
P143,4,5 GCR 9P 6′ 9″ 64.3 mm 32:1 4½″ 57.0 mm 62.0 62.8 63.7 64.5 B 13″ 20 oval hump
T105 LMS Princess 6′ 6″ 65.0 mm 30.48:1 4″ 57.8 mm 62.8 63.6 64.5 65.3 B 14″ 20 oval vee
T76, 77 LTSR tank 6′ 6″ 65.0 mm 30.48:1 4¼″ 57.9 mm 62.9 63.7 64.6 65.4 Il 13″ 20 oval rect
P37 LMS Duchess 6′ 9″ 64.3 mm 32:1 4½″ 58.0 mm 63.0 63.8 64.7 65.5 B 14″ 21 oval vee
T107,8,9 GER/LNER B12 6′ 6″ 65.0 mm 30.48:1 4″ 58.0 mm 63.0 63.8 64.7 65.5 B 12″ 20 oval rect
T18 GWR King 6′ 6″ 65.0 mm 30.48:1 4″ 58.0 mm 63.0 63.8 64.7 65.5 B 14″ 22 oval rect
T39, 40 LNER A1/3, A4 6′ 8″ 66.7 mm 30.48:1 4½″ 58.1 mm 63.1 63.9 64.8 65.6 B 13″ 20 oval rect
T243, 244 GCR 8F, LNER B4 6′ 6″ 66.0 mm 30.48:1 3″ 58.3 mm 63.3 64.1 65.9 65.8 B 13″ 19 oval rect
T204, 5 CR Cardean 6′ 6″ 65.0 mm 30.48:1 4″ 58.4 mm 63.4 64.2 65.1 65.9 IL 9¾″ 22 oval rect
T28 LSWR D15 6′ 7″ 65.8 mm 30.48:1 4″ 59.1 mm 64.1 64.9 65.8 66.6 IL 9″ 22 oval hump
T24, 25 LSWR T9 6′ 7″ 65.8 mm 30.48:1 4″ 59.4 mm 64.4 65.2 66.1 66.9 IL 9″ 22 oval hump
T122, 3 LNER D11 6′ 9″ 67.5 mm 30.48:1 4¾″ 59.6 mm 64.6 65.4 66.3 67.1 B 11″ 20 oval hump
T153 LMS Jubillee 6′ 9″ 67.5 mm 30.48:1 4″ 60.1 mm 65.1 65.9 66.8 67.6 B 13″ 21 oval vee
T185 GWR Star 6′ 8½″ 67.1 mm 30.48:1 4¼″ 60.2 mm 65.2 66.0 66.9 67.7 IL 13″ 22 oval rect
T185 SECR D 6′ 8″ 66.7 mm 30.48:1 4″ 60.2 mm 65.2 66.0 66.9 67.7 IL 11″ 21 oval rect
T223, 4 LBSCR Atlantic 6′ 7½″ 66.3 mm 30.48:1 3¾″ 60.3 mm 65.3 66.1 67.0 67.8 B 20″ 20 oval rect
T186 GWR Castle 6′ 8½″ 67.1 mm 30.48:1 4¼″ 60.3 mm 65.3 66.1 67.0 67.8 IL 13″ 22 oval rect
T37 LMS Duchess 6′ 9″ 67.5 mm 30.48:1 4″ 60.4 mm 65.4 66.2 67.1 67.9 B 14″ 21 oval vee
T26 GWR Saint 6′ 8½″ 67.1 mm 30.48:1 3″ 60.5 mm 65.5 66.3 67.2 68.0 IL 15″ 22 oval rect
T179, 71 LMS 2P 6′ 9″ 67.5 mm 30.48:1 4″ 60.9 mm 65.9 66.7 67.6 68.4 IL 11″ 20 oval rect
T176 LMS 2P Stanier 6′ 9″ 67.5 mm 30.48:1 4″ 61.0 mm 66.0 66.8 67.7 68.5 IL 11″ 21 oval vee
T94, 95 GER/LNER Claud 7′ 0″ 70.0 mm 30.48:1 5″ 61.9 mm 66.9 67.7 68.6 69.4 B 12″ 20 oval rect
T68, 69 Midland Compound 7′ 0″ 70.0 mm 30.48:1 4½″ 62.0 mm 67.0 67.8 68.7 69.5 IL 13″ 22 oval hump
T128, 9 GER T19 7′ 0″ 70.0 mm 30.48:1 4½″ 62.9 mm 67.9 68.7 69.6 70.4 B 12″ 20 oval rect
T147 CR No 123 7′ 0″ 70.0 mm 30.48:1 4″ 63.3 mm 68.3 69.1 70.0 70.8 none 24 rect rect
T163, 4 LSWR X2 7′ 1″ 70.8 mm 30.48:1 4″ 64.5 mm 69.5 70.3 71.2 72.0 IL 13″ 22 oval hump
T237 LNWR Teutonic front 7′ 1″ 70.8 mm 30.48:1 4″ 64.5 mm 69.5 70.3 71.2 72.0 none 20 rect rect
T238 LNWR Teutonic rear 7′ 1″ 70.8 mm 30.48:1 4″ 64.5 mm 69.5 70.3 71.2 72.0 IL 12″ 20 rect rect
P168 MR Spinner 7′ 9″ 73.8 mm 32:1 3½″ 69.1 mm 74.1 74.9 75.8 76.6 none 24 oval rect
T160 GWR Dean single 7′ 9″ 75.5 mm 30.48:1 4″ 70.3 mm 75.3 76.1 77.0 77.8 none 24 rect rect
T126 LNWR Problem class 7′ 9″ 75.5 mm 30.48:1 4″ 70.5 mm 75.5 76.3 77.2 78.0 IL 12″ 22 rect rect
T168 MR Spinner 7′ 9″ 75.5 mm 30.48:1 3½″ 72.5 mm 77.5 78.3 79.2 80.0 none 24 oval rect
T62 GN Stirling single 8′ 1″ 80.8 mm 30.48:1 3½″ 74.0 mm 79.0 79.8 80.7 81.5 B 14″ 24 rect rect