NSB 42in gauge steam locomotives

All dimensions metric: lengths in mm, areas in m², weights in metric tons, pressures in atmospheres.

Class Axle
Arr. Dr.
Diam Cylinders
Diameter x Stroke B.P. Ad
Wt EW
WO Grate
Area Evap
Surf. Sup.
Surf Remarks

i B1't 914 250x457   8.4 11 16 0.6 34 none

ii B1't 914 254x457   8.4 11 15 0.6 31 none

iii 1'Bt 1143 240x381   9.1 8 12 0.5 21 none

iv 1'Bt 1143 279x457   9.1 12 18 0.7 35 none

v 1'Bt 1150 279x457   9.8 12 18 0.7 36 none

vi B2't 1143 289x457   9.1 12 20 0.7 33 none

vii 1'C1't 1143 289x457   9.1 17 24 0.7 34 none

viii Ct 914 356x457   9.1 22 22 0.8 43 none

ix 1'B 1143 289x457   9.1 12 18 0.7 35 none

x 1'C1't 1150 330x460 10 18 26 0.9 46 none

xi 2'B 1420 305x457   9.1 12 21 0.8 43 none

xia 2'B 1420 320(1)/480(1)x457 12 14 23 0.8 43 none

xii, xiii 2'B 1420 320(1)/480(1)x457 12 13 22 0.8 43 none

xiv, xv 1'C 1050 350x460 10 18 23 0.9 54 none

xvi 1'C 991 330x457   9.8 18 23 1.0 46 none

xvia,b 1'C 1143 330x457 11.3 19 25 1.0 46 none

xvii 1'C 1170 350x460 10 18 23 0.9 56 none

xviii 1'C 1143 229(1)/381(1)x457 14 19 25 1.0 46 none

xxi 1'C1't 914 279x457 10 15 22 0.7 38 none

xxii 1'B1't 1145 279x457 10 12 21 0.7 38 none xxi boiler

xxiii 1'C 1150 370(1)/550(1)x460 13 19 24 1.0 46 none

xxiv 1'C1't 1150 330x460 10 18 26 0.9 46 none

xxv 1'Ct 910 280x460 11 15 18 0.6 30 none

xxvi 1'C 1150 375x460 12 17 22 1.0 46 none

xxvii Ct 750 250x380 12 14 14 0.6 27 none

xxviii 1'C1't 814 260x400 12 13 18 0.7 36 none

xxix 1'C1't 824 280x400 12 14 19 0.7 41 none

Back to the index Back to the terminal NSB standard gauge

Class	Axle Arr.	Dr. Diam	Cylinders Diameter x Stroke	B.P.	Ad Wt	EW WO	Grate Area	Evap Surf.	Sup. Surf	Remarks
i	B1't	914	250x457	8.4	11	16	0.6	34	none
ii	B1't	914	254x457	8.4	11	15	0.6	31	none
iii	1'Bt	1143	240x381	9.1	8	12	0.5	21	none
iv	1'Bt	1143	279x457	9.1	12	18	0.7	35	none
v	1'Bt	1150	279x457	9.8	12	18	0.7	36	none
vi	B2't	1143	289x457	9.1	12	20	0.7	33	none
vii	1'C1't	1143	289x457	9.1	17	24	0.7	34	none
viii	Ct	914	356x457	9.1	22	22	0.8	43	none
ix	1'B	1143	289x457	9.1	12	18	0.7	35	none
x	1'C1't	1150	330x460	10	18	26	0.9	46	none
xi	2'B	1420	305x457	9.1	12	21	0.8	43	none
xia	2'B	1420	320(1)/480(1)x457	12	14	23	0.8	43	none
xii, xiii	2'B	1420	320(1)/480(1)x457	12	13	22	0.8	43	none
xiv, xv	1'C	1050	350x460	10	18	23	0.9	54	none
xvi	1'C	991	330x457	9.8	18	23	1.0	46	none
xvia,b	1'C	1143	330x457	11.3	19	25	1.0	46	none
xvii	1'C	1170	350x460	10	18	23	0.9	56	none
xviii	1'C	1143	229(1)/381(1)x457	14	19	25	1.0	46	none
xxi	1'C1't	914	279x457	10	15	22	0.7	38	none
xxii	1'B1't	1145	279x457	10	12	21	0.7	38	none	xxi boiler
xxiii	1'C	1150	370(1)/550(1)x460	13	19	24	1.0	46	none
xxiv	1'C1't	1150	330x460	10	18	26	0.9	46	none
xxv	1'Ct	910	280x460	11	15	18	0.6	30	none
xxvi	1'C	1150	375x460	12	17	22	1.0	46	none
xxvii	Ct	750	250x380	12	14	14	0.6	27	none
xxviii	1'C1't	814	260x400	12	13	18	0.7	36	none
xxix	1'C1't	824	280x400	12	14	19	0.7	41	none