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372 BEARINGS.
d = Diameter of shaft.
a—l}id-\-l% inches.
b = l%d+ y
8 inch.
c — 2 l
/
2 d+2 inches.
^ — 3^+3 inches.
e = %d 4~ X inch.
/= % d+ % inch.
g=%l _
/=*> xVd
wi= d
h — yi d+ % inch.
i = % d + y
s inch.
Figure 4 shows a babbitted box or pedestal suitable for
comparatively heavy-loaded shafts, from three to eight inches
in diameter, such as outer bearings for steam engine shafts,
bearings for jack shafts, etc.
d = Diameter of shaft ; a = 2 d -f- 1 %. inch ; b = 1 }4 d -f- #j
inch; c = 2% ^+2 inches; k =3% d-\- 3 inches; *?= % d-\- %
inch; f=%d+ X inch-, g=.\y
2 d; Z=2d; m = d;
D — \%d.
Diameter of bolts, /i = Q.2d -\- % inch (approximately).
Diameter of bolts, t’~ 0.2 d -\- y% inch (approximately).
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