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AûY Type A, Type B, Type C & Type E BÏm.
Type A LÜiPo £e ùah vÏÚ ÏßdÏd
Lô¥ Utßm EVojRlThP Lô¥j RûX
§ÚLô¦Ls ùTôÚjÕYRtÏl TVuTÓm.
CkR §ÚLô¦Ls Á¥Vm Utßm ûTu
RWeL[ôL ¡ûPd¡u\].
Type A YûL N¬Üj Õû[L°u TpúYß
AmNeL°u A[ÜLÞm AYt±u ùTVo
ϱlÀhÓ Øû\Ùm AhPYûQ 1-p
ùLôÓdLlThÓs[]. (Fig 4 & 5)
Type B YûL N¬Üj Õû[Ls AßThûP
ϯjRûXÙs[ hexagon socket §ÚLô¦LÞdÏ
Ht\ûY. CkRj Õû[L°u TpúYß A[Ü
AmNeÞm AYt±u ùTVod ϱlÀhÓ
Øû\Ùm AhPYûQþ II-p ùLôÓdLl
ThÓs[]. (Fig 6)
Type C YûL N¬Üj Õû[Ls EVojRlThP
Lô¥ ùLôiP (slotted raised) ¿sYhPj
RûXUûW«Óm §ÚLô¦Lû[l ùTôÚjRÜm
RhûPVô] Lô¥j RûX (flat slotted)
UûW«Óm §ÚLô¦Ls ùTôÚjÕYRtÏm
TVuTÓ¡u\].
LÜiPo £e úaôpL°u TpúYß
CûY Ød¡VUôL L]WLl T¦LÞdÏl AmNeLÞm A[Üm AYt±u
TVuTÓjRlTÓ¡u\]. ùTVodϱlÀhÓ Øû\Ùm AhPYûQ IIIþp
ùLôÓdLlThÓs[]. (Fig 7)
Õû[«u AúR Af£p (concentric)
N¬ÜjÕû[Ls AûUÙm ùTôÚhÓ CkR Type E YûL N¬Üj Õû[Ls G@Ï
(pilots) Y¯Lôh¥Ls ERÜ¡u\]. LhÓUô]eLÞdÏj úRûYVô] Lô¥jRûX
(slotted) §ÚLô¦Lû[ (bolts)
CkR Y¯Lôh¥Ls ¨WkRW YûLL°Ûm
ùTôÚjÕYRtLôLl TVuTÓm.
Uôt\jRdL YûLL°Ûm ¡ûPd¡u\].
CfN¬Ü Õû[L°u A[Ü AmNeLÞm
LÜiPo £e úaôpþu A[ÜLs (counter
sink hole) AYt±u ùTVo ϱÂhÓ Øû\Ùm
AhPYûQ IV-p ùLôÓdLlThÓs[].
CkR Õû[Ls IS 3406 (Part 1) 1986 þu T¥ 4 (Fig 8)
YûLL[ôLl ©¬dLlTÓm.
AhPYûQþ 1 (TABLE I)
LÜiPo £e úaôXõu A[Üm ùTVod ϱlÀÓm A YûL IS 3406 (TôLm 1) 1986 u T¥
(Dimensions and designation of countersink - Type A according to IS 3406 (Part 1) 1986)
262 £_õ & Gm: @©hPo (NSQF - Revised 2022) ------ R.T. for Ex. No.1.5.66
