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BdhÑYp A[Ü (Actual size) A§LThN YWm× A[Ü (Maximum limit of
size)
T¦lùTôÚû[ EtTj§ ùNnR©u A[kÕ
TôodÏm úTôÕ ¡ûPdÏm A[Ü CWiÓ YWm× A[ÜL°p, CÕ A§LThN
Es[T¥Vô] A[Ü G]lTÓm. ClùTôÚs A[ûYd ϱdÏm. (Fig 2) (AhPYûQþ1)
HtßdùLôs[lTP úYiÓùU²p, CkR
Ïû\kR ThN YWm×A[Ü (Minimum limit of
A[Ü, CWiÓ YWm× GpûXLÞdÏs CÚdL
size)
úYiÓm.
CWiÓ YWm× A[ÜL°p, CÕ Ïû\kR
A[®u YWm×Ls (Limits of size)
ThN A[ûYd ϱdÏm. (Fig 2) (AhPYûQþ1)
T¦lùTôÚû[ EtTj§ ùNnÙm úTôÕ ARu
Õû[ (Hole)
A[Ü AûUV úYi¥V, A§LThN Utßm
Ïû\kRThN A[Ü GpûXLû[, CÕ BIS þu YWm×LÞm ùTôÚjÕRpLÞm ϱjR
ϱd¡\Õ. CkR A[ÜdÏs Rôu, T¦Vô[o, ¨oQVl T¥ EÚû[VôL CpXôRûY EhTP,
ùTôÚû[ EtTj§ ùNnV úYiÓm. (Fig 2) GpXôYûL Es[[ÜL°u AmNeLÞm
Õû[ Guú\ AûZdLlTÓm. (Fig 3)

RiÓ (Shaft)
BIS þu YWm×LÞm ùTôÚjÕRpLÞm ϱjR
¨oQVlT¥ EÚû[ Y¥YUôL CpXôRûY
EhTP Aû]jÕ YûL ùY° AmNeLÞm
RiÓ Guú\ AûZdLlTÓm. (Fig 3)
TABLE 1 (Examples)

SL. Size of Components Upper Lower Max-Limit Min-Limit
No. Deviation Deviation of size of size

1 + .008
20 - .005 + 0.008 - 0.005 20.008 19.995

2 + .028
20 + .007 + 0.028 + 0.007 20.028 20.007
3 - .012
20 - .021 - 0.012 - 0.021 19.988 19.979

A[Ü Á\p (Deviation) ThN A[ÜdÏm CûPúV Es[ Gi
JÚ A[®tÏm ARtÏ NmTkRUô] A[®Xô] ®j§VôNm, CÕ BÏm. (Fig 2)
(Table 1)
A¥lTûP A[®tÏm Es[, Gi
A[®Xô] úYßTôÓ A[Ü Á\p GulTÓm. ¸r A[Ü Á\p (Lower deviation)
CkR ®j§VôNm +ve BLúYô þve BLúYô 0 NmTkRlThP A¥lTûP A[ÜdÏm
BLúYô CÚdLXôm. (Fig 2)
Ïû\kRThN A[ÜdÏm CûPúV Es[ Gi
úUp A[Ü Á\p (Upper deviation) A[®Xô] ®j§VôNm CÕ BÏm. (Fig 2)
Table 1
NmTkRlThP A¥lTûP A[ÜdÏm EVokR
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