IS 14365: Horology - Gauges for watch bezel and back covers - Dimensions and Tolerances

16 Pages·1996·1.5 MB·English

by  Bureau of Indian Standards

इंटरनेट मानक
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in order to promote transparency and accountability in the working of every public authority,
and whereas the attached publication of the Bureau of Indian Standards is of particular interest
to the public, particularly disadvantaged communities and those engaged in the pursuit of
education and knowledge, the attached public safety standard is made available to promote the
timely dissemination of this information in an accurate manner to the public.
“जान1 का अ+धकार, जी1 का अ+धकार” “प0रा1 को छोड न’ 5 तरफ”
Mazdoor Kisan Shakti Sangathan Jawaharlal Nehru
“The Right to Information, The Right to Live” “Step Out From the Old to the New”
IS 14365 (1996): Horology - Gauges for watch bezel and back
covers - Dimensions and Tolerances [PGD 23: Horology]
“!ान $ एक न’ भारत का +नम-ण”
Satyanarayan Gangaram Pitroda
““IInnvveenntt aa NNeeww IInnddiiaa UUssiinngg KKnnoowwlleeddggee””
“!ान एक ऐसा खजाना > जो कभी च0राया नहB जा सकता हहहहै””ै”
Bhartṛhari—Nītiśatakam
“Knowledge is such a treasure which cannot be stolen”

Is14365:1996
(Reaffirmed - 2012)

HOROLOGY-GAUGES FORWATCH
BEZELANDBACKCOVERS-
DIMENSIONSANDTOLERANCES
SCI
39.040.10 ; 17.040.30

SIB
0 1996
BUREAU OF INDIAN STANDARDS
KANAM ,NAVAHB 9 RUDAHAB HAHS RAFAZ MARG
WEN IHLED 110002
ygoloroH lanoitceS ,eettimmoC ML 23
FOREWORD
sihT naidnI dradnatS was detpoda yb eht uaeruB fo naidnI Standards, retfa eht tfard dezilanif yb eht
ygoloroH lanoitceS eettimmoC had neeb devorppa yb eht thgiL lacinahceM gnireenignE noisiviD
.licnuoC
sihT standard sedivorp eht snoisnemid and secnarelot fo ’OG< and TON‘ ’OG snap, plain ,gulp daerht
gulp and daerht gnir ,seguag ot eb desu rof gnikcehc eht sdaerht fo hctaw lezeb and hctaw kcab .srevoc
oT kcehc eht hctip retemaid stimil and stimil fo eht latot eliforp fo wen dilos wercs gnir seguag ’OG‘(
and TON‘ ,)’OG eht snoisnemid and secnarelot fo wercs kcehc plugs ’OG‘( and TON‘ )’OG era derevoc
ni this standard. llA eht seguag era dnuob ot raew retfa .egasu As ,hcus eht snoisnemid and secnarelot fo
raew kcehc plugs ’OG‘( and TON‘ )’OG era osla ot,dedulcni kcehc eht raew stimil fo hctip retemaid fo
eht OG‘ and TON‘ ’OG wercs gnir .seguag
sihT standard is eno fo a fo~seires naidnI Standards gnitaler ot hctaw lezeb and hctaw kcab revoc .sdaerht
rehtO standards ni this seires :era
SI 10363 : 1982 snoisnemiD rof gnixif secived rof kcab-dedaerht srevoc rof hctaw casts
SI 14338 : 1996 goloroH - cisaB and ngised eliforp wercsfo sdaerht rof hctaw lezeb and
kcab srevoc
SI 14339 : 1996 ygoloroH - hctaW lezeb and kcab revoc seguag - lacinhceT ylppus -idnoc
snoit - lareneG
nI eht noitalumrof fo this standard, yrassecen assistance has neeb devired morf eht gniwollof lanoitanretnI
Standards:
SHIN 03-06 : 1965 setioB sehcnate - segateliF sed sdnof te sed scrurrac -- scttenuL retaw(
ecnatsiser casts - kcaB revoc and lezeB ,)sdaerhT issued yb eht scmroN eD
eirtsudnl’L ,eregolroH ;essiuS and

0SI 1502 : 1978 0SI lareneg esoprup cirtem wercs sdaerht - ,gniguaG issued yb eht -retnI
lanoitan noitazinagrO rof noitazidradnatS
roF eht esoprup fo gnidiced rehtehw a ralucitrap tnemeriuqer fo this standard is deilpmoc ,htiw eht lanif
,eulav devresbo ro ,detaluclac gnisserpxe tluscr~eht afo tset ro ,sisylana shall cb dednuor ffo ni ecnadrocca
htiw SI 2 : 1960 seluR‘ rof gnidnuor ffo laciremun seulav .‘)dcs.i,rcr( ehT rebmun fo tnacifingis secalp
deniater ni eht dednuor eulavffo dluohs eb eht emas as that fo eht deificeps eulav ni this .dradnalx
IS 14365 : iM!Yl
Indian Standard
HOROLOGY-GAUGES FORWATCH
BEZELANDBACKCOVERS-
DIMENSIONSANDTOLERANCES
1 SCOPE 1 ro: lacigoloroh yrtsudni eht daerht hctip (P) is
T yllamron 0.5 mm rof hcihw gnidnopserroc seulav fo
sihT standard sebircserp snoisnemid and -narelot
lfcT
sec fo seguag desu rof gnikcehc sdaerht no hctaw 2 and F is 25 setunim and rof pT is 0.005 .mm
slezeb and hctaw kcab .srevoc
4 I LAIRETAM
2 SECNEREFER
ehl lairetam rof eht seguag shall eb as debircserp
n SI 14339 : 1996.
ehT gniwollof naidnI Standards niatnoc snoisivorp
,hcihw hguorht ecnerefer ni this ,txet etutitsnoc 5 LARENEG SERUTAEF FO SCREW SEGUAG
noisivorp fo this standard. At eht emit fo -acilbup 911 seguag shall eb dengised ot mrofnoc ot eht
,noit eht snoitide detacidni erew .dilav llA stand- rolyaI elpicnirp as raf as .elbissop sihT seilppa ton
ards era tcejbus ot noisiver and seitrap ot ylno ot eht seguag rof gnikcehc eceipkrow sdaerht
stnemeerga desab no this standard era degaruocne tu) osla ot eht seguag dednetni rof gnikcehc ro
ot etagitsevni eht ytilibissop fo gniylppa eht tsom gnittej esoht .seguag snoitpecxE era ylno -simrep
tnecer snoitide fo eht standards detacidni :woleb elbis erehw ereht is noitacifitsuj rof .meht
IS No. Title NOTE - ehT Taylor elpicnirp si a tnemetats ot eht tceffe
taht stne~nelcdetalerynamsafostimillairetammumixameht
5388 : 1983 lanogaxaH seldnah rof plain and sasnoisnemidro lacitcarp dluohs eb detaroprocni ni eht ‘GO’
dedaerht gulp seguag dnoces( ;eguag saerehw eht muminim lairetam timil fo hcae hcus
detaler tnemele ro noisnemid yam eb deguag ylno yb -ni
revision)
laudivid muminim lairetam timil seguag ro gniguag
14338 : 1996 cisaB and ngised eliforp fo wercs .sdohtem
sdaerht rof hctaw lezeb and kcab
5.1 Function, Checking and Use of Gauges
srevoc
5.1.1 ‘GO’ Screw Gauge
14339 : 1996 hctaW lezeb and kcab revoc
wercs eguag skcehc eht lautriv
seguag - lacinhceT ylppus 5.1.1.1 The ‘GO’
ezis fo eht daerht no eht ’OG‘ edis gniguag( eht
snoitidnoc - lareneG

lautriv hctip .)retemaid sihT is detceffe yb gnikcehc
3 SLOBMYS AND NOITANALPXE eht timil mumixam( yb Ring and muminim yb
)gulP fo eht hctip ,retemaid taking otni tnuocca
nI eht list nevig ,woleb eht slobmys desu ni this hctip ,srorre srorre ni eht knalf ,selgna xileh -airav
standard era :denialpxe snoit and snoitaived fo mrof serutraped( morf
ssendnuor and kcal ssenthgiartsfo fo eht daerht sixa
Symbol Explanation revo eht eguag )htgnel hcihw ecudorp an tnerappa
noitcuder ni lanretni and tnemegralne ni lanretxe
)i hctiP
P
daerht hctip retemaid fo eht eceipkrow lautriv(
)ii !$Z ecnareloT rof eht knalf elgna fo hctip .)retemaid nI noitidda ti skcehc rehtehw eht
seliforp - roF ’OG‘ eguag htgnel fo straight knalf is ,tneiciffus that is eht
gnidnuor at eht toor fo eht eliforp seod ton
)iii !?$Z ecnareloT rof eht knalf elgna fo
hcaorcne oot raf nopu eht knalf fo eht .daerht ’OG‘
seliforp - roF TON‘ ’OG eguag
gulp eguag osla skcehc eht muminim timil fo eht
rojam .retemaid
)vi ecnareloT rof eht hctip retemaid
TCP
fo ’OG‘ and TON‘ ’OG wercs 5.1.1.2 tI is dednemmocer that eht ’OG‘ wercs
kcehc plugs and raew kcehc plugs. eguag eb dekcehc ylraluger rof .raew
)“ PT ecnareloT rof eht hctip fo eht 5.1.1.3 ehT ’OG‘ wercs eguag dewercs yb hand,
eguag daerht tuohtiw using evissecxe ,ecrof shall pass revo eht
1
SI 14365:1996
elohw htgnel fo eht eceipkrow .daerht fI this is ton 5.2 eceipkroW daerhT ngiseD
,elbissop eht eceipkrow daerht seod ton ylpmoc
htiw eht .snoitacificeps ehT cisab ngised fo eht sdaerht no hctaw lezeb
and kcab ,revoc shall eb as dednemmocer ni
5.1.2 TON‘ ’OG wercS Gauge SI 14338 : 1996.
5.1.2.1 ehT TON‘ ’OG wercs eguag skcehc rehtehw
5.3 lareneG stnemeriuqeR
eht lautca hctip retemaid sdeecxe eht deificeps .ezis
ehT TON‘ ’OG wercs gulp eguag skcehc -pa 5.3.1 ehT seguag shall teem eht lacinhcet ylppus
yletamixorp no eht rolyaT .elpicnirp ehT TON‘ snoitidnoc as nevig ni SI .6991:93341
’OG wercs gnir eguag seod ton dnopserroc ot eht
rolyaT elpicnirp nehw gnikcehc eht digir 5.3.2 ehT htgnel fo daerht no eht ’OG‘ wercs eguag
.seceipkrow shall eb at tsael 80 tnecrep fo eht htgnel fo -egagne
tnem fo eht eceipkrow .daerht
5.1.2.2 tI is dednemmocer that eht TON‘ ’OG
wercs eguag eb dekcehc ylraluger rof .raew 5.3.3 ehT htgnel fo daerht no eht TON‘ ’OG wercs
eguag shall eb tsaelta eerht turns .daerhtfo
5.1.2.3 ehT TON‘ ’OG wercs eguag dewercs yb
hand, tuohtiw using evissecxe ,ecrof yam retne otni 6 ’OG‘ AND TON‘ ’OG PANS SEGUAG
htob sdne fo eht dedaerht ,trap tub ton erom than
owt turns fo .daerht fI ti nac eb dewercs ni erom 6.1 Snap seguag as nwohs ni 1.giF shall eb desu rof
than owt turns fo ,daerht eht eceipkrow daerht gnirusaem eht rojam retemaid fo sdaerht ni kcab
seod ton ylpmoc htiw eht .snoitacificeps ehT TON‘ srevoc as rep SI 14338 : 1996.
wercs’OG eguag shall ton pass yletelpmoc hguorht
6.2 ehT TON‘/’OG‘ ’OG snoisnemid fo- snap
a eceipkrow htiw a htgnel fo daerht fo eerht sdaerht
seguag era nevig ni elbaT 1 ot eb daer htiw .giF 1.
ro less.

.GIF 1 NIALP ‘Go’/‘NoT ’oG PANS EGUAG

elbaT 1 snoisnemiD rof TON‘/’OG‘ ’OG Snap seguaG
(Clause )2.6
llA snoisnemid ni .sertemillim
snoisnehD GO eziS desJI rof gnirusaeM
raeW timiL rojaM Dia of
GO NOT GO Threads of NOM Size
To1 -t 0.004 To1 kO.004
19.992 19.938 20.000- M20 x 0.5
20.992 20.938 21.000 - M21 x 0.5
!____. ___ __~__.
I 21.992 21.938 22.000 M22 x 0.5
!_ 22.992
~--
21.492
, 27.992 27.938 I 000.82 I M28 x 0.5 I
I
28.992 28.938 I 29.000 I M29 x 0.5 I
29.992 29.938 30.000 / M30 x 0.5 J
1) i-_
Non preferred size. Not to be used for new designs.
2
IS 14365 : 1996
7 PLAIN PLUG GAUGES
nialP gulp seguag as nwohs ni .giF 2 llahs eb desu rof gnirusaem eht ronim retemaid fo sdaerht ni hctaw
slezeb as rep SI 14338 : 1996. ehT snoisnemid fo ‘GO’/‘NOT GO’ sgulp are nevig ni elbaT 2 ot eb daer
htiw .giF 2.
GO NOT GO
GAUGE SIZE TO BE MARKEO
FIG. 2 PLAIN PLUG GAUGE
Table 2 Dimensions for ‘GO’/‘NOT GO’ Plain Plug Gauges
(Clkluse7 )
AI1d imensions in millimetres.
Dimensions GO size Used for Measuring
Wear Limit Minor Dia of
GO NOT GO Threadsof NOM Size
To1 = kO.004 To1 = kO.004
19.509 19.562 19.438 M20 x 0.5
I
20.509 20.562 I 20.438 I M21 x 0.5 I
21.509 21.562 21.438 M22 x 0.5
22.509 22 .562 22.438 M23 x 0.5

27.009 27.06 2 26.938 (M27.5 x 0.5)‘)
27.509 27.562 21.438 M28 x 0.5
28.509 28.562 28.438 M29 x 0.5
29.509 29.562 29.438 M30 x 0.5
‘) Non preferred size. Not to be used for new designs.
8 SCREW PLUG GAUGES
wercS gulp eguag as nwohs ni .giF 3 llahs eb desu rof gnirusaem sdaerht fo hctaw .lezeb ehT snoisnemid
rof ,rojam ronim dna hctip sretemaid rof ‘GO’ dna TON‘ GO’ wercs gulp seguag are nevig ni elbaT 3 ot
eb daer htiw .giF 3.
IS 14365 : 1996
GAUGE EZIS TO BE MARKED NOT GO
i 03u x 5.0
PLE (SPL)
AS PER IS 5388
THREAD PROFILE OF’GO’ GAUGE . THREAD PROFILE OF ‘NOT GO’ GAUGE
laT 2aT
‘) l’ol rof knalf na g le - 2 = .- = 52 .setunim
2
)‘ hctiP ecnarelot pT = 500.0 .mm
)‘ ylevitanretlA a elbatius ecnaraelc evoorg yam eb .dedivorp
llA snoisnemid ni .sertemillim
FIG. 3 SCREWP LUG GAUGEF OR WATCHB EZEL
‘I’able 3 Dimensions for Major, Minor and Pitch Diameter of Screw Plug Gauges
(Clause 8)
All snoisnemid ni .sertemillim

Nonlinnl Gouge Major Dia Minor Dia Pitch Din Pitch Dia
Size and Type SiZJt MflK Sh Wear
Pitch =loT ’_ 700.0 loT k= 5300.0 timiL
OG 200.02 824.91 257.91 347.91
5.0x02M
TON OG 439.91 824.91 438.91 628.91
GO 200.12 824.02 257.02 347.02
12M 5.0x
TON OG 439.02 824.02 438.02 628.02
I OG 200.22 824.12 257.12 347.12
5.0x22M
TON OG 439.12 824.12 438.12 628.12
GO 200.32 824.22 257.22 347.22
5.0x32M
TON OG 439.22 824.22 438.22 628.22
205.72 829.62 252.72 342.72
434.72 829.62 433.72 623.72
200.82 824.72 257.72 347.72
TON OG 439.72 824.72 438.72 628.72
200.92 824.82 257.82 347.82
TON OG 439.82 824.82 438.82 628.82
OG 200.03 824.92 257.92 347.92
03M 5.0x
TON OG 439.92 824.92 438.92 628.92
)1 L__ _
noN derreferp .ezis toN ot eb desu rof wen .sngised
4
SI 14365 : 1996
9 SCREW RING GAUGES
wercS gnir eguag as nwohs ni .giF 4 shall eb desu rof gnirusaem sdaerht fo hctaw kcab .srevoc ehT
snoisnemid rof ,rojam ronim and hctip sretemaid rof ’OG‘ and TON‘ ’OG wercs gnir seguag era nevig ni
elbaT 4 ot eb daer htiw .giF 4.
OG NOT GO
GAUGE SIZE TO BE MARKED
DIAMOND KNURLING “;AMPLE : MSG x 0.5 (SPL) DIAMOND KNURLING
3)
rz = 0.072 MAX r2 = 0.072 UA:)
-
1)
THREAD PROFILE OF’GO’ GAUGE THREAD PROFILE OF ‘NOT GO’ GAUGE
*) hctiP ecnarelot pT = 500.0 .mm
I) 10’1‘ rof knalf elgna F = y = 52 .setunim
,3 ylevitanrcrlA a elbatius ecnaraelc evoorg yam cb dedivorp

Table 4 snoisnemi)1 rof hlajor, Minor and Pitch Diameters of Screw Ring Gauges
(C/m.se ‘,)
All snoisnemid ni .scrlcmillim
Nominal
Size and
hctiP
5.0x02M
t 12M 5.0x ‘I’ON 0i( OG 324000..1122 56 50.8032.02 + f 01 05.000.0 8s2670..0022
5.0x22M OG 340.22 0x4.12 2 500.0 827.12
‘I’ON OG 200.22 505.12 + 010.0 2 I Sh6.
32M x 5.0 OG 340.32 084.22 t s00.0 827.22
1.oN OG 200.32 S.OS.22 2 010.0 5.06.22
I)
5.72M( )5.0x OG 345.72 000.02 k 500.0 822.72
O;(’I’ON 205.72 FOO.72 t 010.0 1.72 SO
M28x0.5 (i0 ZX.043 0x4.72 + 500.0 827.72
0i(‘I’ON 200.x2 505.72 + 010.0 72 iwo.
<jO 3.OJ.3 084.X2 c Y.O)f.0 827.82
M29xO.S
‘I’ON 06 200.)’2 565.X k 010.0 506.82
---L __..-- __
5.Ox03M >(i< 1.10.03 084.92 + s00.0 827.92
WN OG 200.03 56592 ? 010.0 566.92