CLASS X 0-4-0

X-1 Class

2800 ex 99 was built by New Haven Shops in 1891

X-2 Class

394 later 2801 was built by Rhode Island in 1884 as Providence & Worcester 36.

X-3 Class

178 was built by Rogers in 1883 as New Haven & Northampton 28

X-4 Class

824 later 2803 was rebuilt from a 4-4-6T by the Old Colony Shops in 1891

X-5 Class

Old Colony 7 was built by Taunton in 1885 and became New Haven 607 and 2805.

Old Colony 119 "Framingham" was built by Taunton in 1883 and became X-5 2807.

X-6 Class

X-6 2811 was built by the New York & New England in 1888 and is shown as the Port Morris roundhouse switcher.

386 later 2813 was built by Rogers in 1887 as Providence & Worcester 28.

Providence & Worcester 38 was built by Rogers in 1887, became X-6 2814 and was scrapped in 1915.

New York & New England 49 was built by the NY&NE Shops in 1886, became X-6 2818 and was retired in 1924.

Class X-6 2818 in service as a roundhouse switcher after becoming a tank engine.

New England 6 was built by the NY&NE Shops in 1885, became X-6 2819 and was scrapped in 1924.

Fireman's side of New England 6 which became X-6 2819.

Number 6 at Willimantic is now NYNH&H 906, soon to be 2819.

2820 ex 909 was built by the New York & New England Shops in 1885 as NY&NE 9.

X-6 2820 now has an electric headlight and generator.

2815 ex 904 was built by the New York & New England Shops in 1887 as NY&NE 4. New Haven August 1915.

2819 ex 906 was built by the New York & New England Shops as NY&NE 6. Cedar Hill roundhouse switcher July 1917.

X-7 Class

Providence & Worcester 31 "W.P.Comstock" was built by Rhode Island in 1881 and became X-7 2823.

389 later 2823 was built by Rhode Island in 1881 as Providence & Worcester 31.

X-8 Class

Y-4 Class 136 became X-8 Class 2825 when its 14 inch cylinder bore was increased to 16 inches.

X-9 Class

14 later 2826 was built by Rhode Island in 1886.