STEAM FITTINGS.

A few of the principal sorts have been illustrated in this work and still others will be described in the [“Index”] at the close of the work.

[Fig. 123], page 251, illustrates an elbow with outlet. This is sometimes spelled with the capital L, and again as an ell.

[Fig. 124] shows a long nipple.

[Fig. 125], page 253, exhibits a bushing, used to reduce one size pipe in a line to another.

[Fig. 126] is a cross tee. This is frequently spelled with a capital T.

[Fig. 127] is a plug—used to stop apertures in plates or pipes.

[Fig. 128], page 254, illustrates a lock nut.

[Fig. 129] shows a T, as illustrating the difference between a T and a cross T, [Fig. 126].

[Fig. 130] is a coupling.

[Fig. 131], page 255, represents a reducing coupling.

[Fig. 132] is an illustration of a pipe union.

[Fig. 133] is a plain elbow (see also [Fig. 123].)