Disclosure to Promote the Right To Information

Whereas the Parliament of India has set out to provide a practical regime of right to information for citizens to secure access to information under the control of public authorities, 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.

इंटरनेट मानक

“!ान $ एक न' भारत का +नम-ण”Satyanarayan Gangaram Pitroda

“Invent a New India Using Knowledge”

“प0रा1 को छोड न' 5 तरफ”Jawaharlal Nehru

“Step Out From the Old to the New”

“जान1 का अ+धकार, जी1 का अ+धकार”Mazdoor Kisan Shakti Sangathan

“The Right to Information, The Right to Live”

“!ान एक ऐसा खजाना > जो कभी च0राया नहB जा सकता है”Bhartṛhari—Nītiśatakam

“Knowledge is such a treasure which cannot be stolen”

“Invent a New India Using Knowledge”

है”ह”ह

IS 2016 (1967): Plain Washers [PGD 31: Bolts, Nuts andFasteners Accessories]

Gr3

IS : 2016 - 1967( Reaffirmed 2001 )

Indian StandardSPECIFICATION FOR

PLAIN WASHERS

(First Revision)

Thirteenth Reprint SEPT'EMBER 2001( Incorporating Amendment No I )

urx: 621.882.4

© Copyright 1972

BUREAU OF INDIAN STANDARDSMANAK BHAVAN. 9 BAHADlIR SHAH lAFAR MARG

NEW DELHI 110002

February 1968

III 2016.196'

Indian StandardSPECIFICATION FOR

PLAIN WAS}IERS

(First Revision)Screw Threads and Fastenen Sectional Committee, EDC 27

CluJi""..SUI T. C. PANT

Rtpr,s,ntin,Research DesigD'at Standards Organization (MiDiI­

try of Railways )

SIIIU G. B.JAXBTlA ( Alima"" )

M.",6"sSHRI C. M. MAult ( AI"",." to

8hri T. C. Pant)CoL J. P. ANTHONY Ministry of Defence {DGI )

S'HIU S. C. GHOIH (AI,.",.,,)SBaI R. M. Ana Machine Tool Prototype Factory, Dir.:ctorate

General of Ordnance Factories, AmbrrnathDirectorate of Inspectior (Vehicles), ltliDiatry of

Defence (DGI)MAJ I.J. S. BAllI

SIIIU D. R. MALIK (Allmaall)SIIaI B. S. 8HAOOWALIA Tata Engineering at Locomotive Co Ltd,

JunabedpurSHU S. K. BHAftA Heavy Electrical. (India) Ltd, BhopalSIIIUR. S. 8m Hindustan Machine Tools Ltd, Bangalore

SRRI M. lUNOAlHAI ( AI""",,, )DRvn DIBEcTOa 01' MARINE Indian Navy

ENOINUllINOLT-CoLH. It. DIIAIf Miniatry of Defence ( R &t D )Da V. M. GHATAOB HiDdustan Aeronautics Ltd, Bangalore

SHlU B. R. SAIIPATHXUIIARAN( AI",naM)

SRal B. GOVINDARAJ Indian Telephone Industries Ltd, BangaloreSHRI D. A. CULLIAH (AltmuJII)

SHRI N. V. HBBAI;KAR KirlOlkar Brothen Ltd, KirlolkarvadiSUI B. D. KApUR All India Manufacturen' Organization, BombaySRal V. KApUR Guest, Keen, Williams, Ltd, Calcutta

Sl-,RI DILIP PAUL (.dltntuJII)SOl M. N. KasARI Dbarat Electronics Ltd, Bangalore

SHRI K. Gt'RUaAJA (AllmuJII)lJa S. P. LUTHRA The Institution of Engineers ( India), CalcuttaSHill D. MAJUMDAR Office of the Development Commissioner for Small

Scale Industries ( Ministry of InduatrialDevelopment Be Company Affairs )

( Conti"Wt/ 011/JtIII 2 )

BUREAU OF INDIAN STANDARDSMANAK BHAVAN. 9 BAHADUR SHAH ZAFAR MAR.O

NEW DELHI 110002

18 I 2816• 1967

( Ctmlitl.tlfrom /Jal' J )

M""b,rsSRRI S. D. MAJUMDARSHal R. N. ~IALLICJ(

SHRI D. V. "I.MANISHRI M. V. PATANKAR,

Director ( Meeh EngK )

SHRI K. S. PATELSHRI'pREM PRAKASH

SMRI P. C. JAIN ( Alt,rnatlf )SHRIS.RAMAMRITHAM

Rtprcs,n1inlNational Test House, CalcuttaDirectorate General of Technical Development

( ~iinistry of Industrial Development &Company Alrain )

SHRI R. S. MATHUR Engineering Association of India, Calcutta5Hal S. K. ~{ANIKTALA ( Alt,rnate )

SHRI P. S. NACASUNDARAM Directorate of Technical Development & Production( Air) ( Ministry of Defence)

Jyoti Ltd, BarodaNational Physical Laboratory ( CSIR ). New Delhi

Directorate General of C~vi1 Aviation (Miniatry 01Tourism & Civil Aviation)

SHRI P. R. CHANDRAlEKHAR ( Alt,rnGtI )SHRl T. S. S. RAO The Cycle Manufacturers' Association of India.

CalcuttaSHIU J. C. BRADLEY ( Altlr"Qt, )

SHRI S. SHIVANANDA SWAMY New Government Electric Factory. Bangalore5'1RI H. F. WAONER ( AlInrIG" )

5Ha. S. S. THAKUR Directorate General of Supplies at DisposaJa (MiDis-try of Works, Housing & Supply)

Industrial Fasteners' Association of India. CalcuttaDirector General, lSI ( &-offie;o M,mber )

S"rltarySHRI S. CHAHDRASEKHARAN

Deputy Director ( Mecb Engg ). lSI

Bolts and Nuts for General Engineering Purposes Subcommittee,EOe 27: 3

Co"""",5Hal R. S. BIR Hindustan Machine Tools Ltd, BangaJore

Heavy Electricala ( India) Ltd. BhopalMinistry of Defence (R &c D)Research Design. It Standards Ors.nilation

( Ministry of Railways)Guest. Keen, Williams, Ltd. CalcuttaSHal V. KAPCR

SHal DILl. PAUL ( Altmlol' )SHar AI. M. MURAItIeA Engineering Auociatiou of India, Calcutta

SHRI N. V. MESWANI ( AI",,,,,,,)SHRI R. S. THAPA Forbes Forbes Campbell It Co Ltd. Bombay

SHRI J. P. PALKHIVALA ( Allmul16 )

M""b"sSHRI M. RANOASHAI ( AI,,,,,,,,, to

Shri R. S. Bir )SHRI S. K. BHATIALT-COL H. K. DRAMSHat D. S. GABBI

2

AMENDMENT NO.2 MARCH 1979TO

IS : 1016-1967 SPECIFICATION FORPLAIN WASHERS

(n-« Re"i.ion )AlteratioDs

[Pag, 4, clawl 4.2 (sIe also Amendment No.1) - Substitute thefollowing for the existing clause:

'4.2 The other dimensional requirements for punched washers coveredin Tables 2 and 3 shan comply with those specified for ordinary washersaccording to IS : 5369·1975·.t

( Page 4, flot-notl with ' • , mark) - Substitute the following for theexisting foot-note:

--General requirements for plain washers and lock washen (firs' ,,,lisiD,. ).'

( Page 5, clauses 6 and 6.1 ) - Substitute the following for the existingclauses:

'6. GENERAL REQ,UIREMENTS6.1 In respect of requirements not covered in this standard, machined andpunched washers shall comply \\,i,lh requirements specified for precisionand ordinary washers, respectively, according to IS: 5369-1975*.t

AddeDCIam

( Pfll' 5, /DDI-not, ) - Add the following new foot-note at the end:'·Genetll requirements Cor plain washers and lock wa~ber. (firsl ,,,,isi. ).'

(EDC 27)

Printeclat Simco Printin, Press,Delhi

AMENDMENT NO. 3 NOVEtilER 1980TO

15:2016-1967 SPECIFICATION FOR PLAIN WASHERS

Alterations------(Page s~ !'Gz. 1~ fi,gzae) - Sub8titute the tollovins

tor the existiDg figure:

(Ptzg. 10~ fClble ,~ lit/UN) - Substitute tile followingtor the exl.tins tigure:

to ·

1

Addend..----(p. 4. (J~. 4.') - Adcl the tollovins De" ala..

after 4.2:

"a..3 Machined &Del p1lDChe4 vuhere .hall contora to thecOIICeDtr1clty toleraDCe, pera1••1ble denations torparallel!•• aDd tlatne•• a••peclt1ed in 18:5369-1975'General requ1r_nts tor plain vashere and lock washer..(fi,P.t ,.11i.aitm) ' •n

(&'DC 21)

2

PriJIIed It Simco Primina ....... Delhi

AMENDMENT NO. 4 OCTOBER 1982TO

15:2016-1967 SPECIFICATION FOR PLAIN WASHERS

(1i,,..t R.11i8Um)

!,1!e!.l11!!,!

[Pag. 4, otau. 4.J (e•• aUro Amendment 10. 2)] ­Substitute the tollowing tor the existing clause!

"1t.2 'lbe tolel'Ulc. on inner diameter. d outerdiemeter. D and thickness e tor II&chined and puDcheclwuhers shall contO!'ll to precision and ordin&1'7vuhers respectift17 as specitied in 18:5369-1915'General Requirements tor Plun Washen ad IDctWuherl'."

[Page 4, oZaue. 4.' (e•• 4180 Amendment Bo. 3)] ­Substitute the tollorins tor the existin, clauee:

'1t.3 III respect ot concentricit7 tolerance. pessdble4en.ationl tor paralleli.m ad nataes.. the machinedad punched wuhen Ihall CODtOl'lll to preci.ion a4OrdiDU'1 wuhen relpectift~ u .pecitied iD18:5]69-1915. '

(Pag.. , to I. fabZe 1):

a) li,... 001 Mtl4Vtg - Delete 'JIlP'.b) Co~ 2' "D' t.Wl '.'. Delete.

e) 1oot-Mt:e "'til ,.' IItU'Ic - Delete.

(IDe 21)

IS I 2016 • 1967

Indian StandardSPECIFICATION FOR

PLAIN WASHERS

(First Revision)

o. FOREWO R 0

0.1 This Indian Standard (First Revision ) was adopted by the IndianStandards Institution on 9 November 1967, after the draft finalized by theScrew Threads and Fasteners Sectional Committee had ~een approved bythe Mechanical Engineering Division Council.

0.2 This standard was originally issued in 1962. This revision incorporatesthe decision taken by the ISO/TO 2 Bolts, Nuts and Accessories.

0.3 This standard is based on:

Draft ISO Recommendation No, 940 Washers for hexagon bolts andnuts, metric aeries. International Organization for Standardiza­tion.

Doc: ISO/TC 2 (Secretariat-184) 302 First draft proposal forwashen for hexagon bolts and nuts - metric series - 42 up toand including 150 mm thread diameter. International Organi­zation for Standardization.

Doc: ISO/TO 2 (Secretariat-194) 326 Fint draft proposal forwashers for cheese head screws - metric series - I up to andincluding 20 mm thread diameter. International Organizationfor Standardization.

DIN 125.1943 Scheiben fur Sechskantschr uben und Muttern(Washers for hexagon bolts and nuts). Deutscher Normen­aUlSchuss.

G.t For the purpose of deciding whether a particular requirement of thisstandard i. complied with, the final value, observed or calculated, express­ing the result of a test, shall be rounded off in accordance with IS : 2·1960·.The number of significant places retained in the rounded off value shouldbe the same as that, of the specified value in th~s standard.

-Rula for roUDdiDI offnumerical values (rrPisttl).

3

III 2016• 1967

I. SCOPE1.1 This standard lays down the requirements for plain washen of thefollowing types:

a) Machined washers, for precision and semi-precision grade ofgeneral purpose bolts and screws, in the diameter range 1-7 to155 rom;

b) Punched washers, type A, for black grade general purpose boltsand screws, in the diameter range I-a to 52 rom; and

c) Punched washers, type B, for slotted head screws in the diameterrange I-a to 22 mm,

2. MANUFACTURE

2.1 Materlal- Washen shall be made of steel, brass, aluminium or anyother suitable metal specified by the purchaser,

2.2 Worlmuua.Wp - The washen shall be free from cracks. bum, pitsand other defects, The holes shall be reasonably concentric with the outerperiphery. All sharp edges shall be removed,

3. DESIGNATION

3.{ A wuher shall be designated by name, type, size, number of thiIstandard and material.

&tlmplls:

a) A machined washer of size 10-5 mm made of br.. shall bedesignated as:

Machined Washer 10-5 IS : 2016-Brals

b) A punched washer, Type B oCsize 14 mm made of brass shallbe designated as: .

Punched Washer Bl4 IS: 2016·Brau

4. DIMENSIONS

4.1 The dimensions for machined washers, punched washers, types A andB, shall be as given in Tables 1, 2 and 3-respectively ( SI' P 6 to II )_ Thesetables also give the size of bolt or screw for which the washen are suitable.

4.2 The other dimensional requirements for punched washers covered illTables 2 and 3 shall be as given in IS : 5369.1969*.t

.Gaae.l requirementa£or plaiDwuben aDd lock wuben.

4

18 I 201& • 1967

5. I'INI8B

5.1 The plain wuhen shall be supplied in natural finish unless otherwise.pecified by the purchaser. At the request of the purchaser, washers maybe phosphate coated, nickel plated, tinned, galvanized, copper plated,cadmium plated, etc. The properties of the plain washers shall not,however. be impaired by the protective coating specified by thepurchaser.

6. PACKING

6.1 The plain washen may be packed as recommended below:

Sizes up to 10'5 mm In boxes of 1 000 piecesSizes&om 13 to 19 mm In boxes of 500 piecesSizes 21 mm and above In boxes of 100 pieces.

The plain wuhen may allo be packed in quantities of 2 kgand 50 kg.

7. MARKING

7.1 The packages containing wuhen Ihall be marked with the aize andmanufacturer'. name or trade-mark. .

7.2 ms Certification Marking

The product may also he marked with Standard Mark.

'.2.1 The use of the Standard Mark is governed by the provision ofBureau of Indian Standards Act, 1986 and the Rules and Regulations madethereunder. The details of conditions under which the licence for the use ofStandard Mark may be granted to manufacturers or producers may be obtainedfrom the Bureau of Indian Standards.

5

D. 2016• 1967

TABLE I DIMENSIONS FOR MACHINED WASIIEIlS(0-4.1)

AU climemioDa in millimetreI.

o

SuaD I Faa BoLT,

oaSauwd H12- Buic To! Buic To!Nom Saza

1-7 4- +0 0·3 .0·1 0·1 MI·6-0'3

(2) 5 +0 e-s *0·1 0·1 (MI·8)-0·3

2·2 5 +0 e-s .0·1 0·1 M2-o·!

(2·4) 6 +0 0.5 *0·1 0.2 (M2·2)-o·!

2·7 6·5 +0 0·5 .0·1 0·2 M2·5-o·!

!·2 7 +0 0·5 *0·1 0·2 M!-0·3

(307) 8 +0 0.8 *0·1 e-s (M3-5)-o·!

fo3 9 +0 0·8 *0·1 0·3 M4-0,3

-;8~~ +0 1·0 .0·1 0·.. (MH)-0·3

(c..-..)

.-Nora - Sizel in brackeb are olleCOlld Pftf'erenc:e.

-s" IS: 919·1963 • RecommeDdatiOlll for limib and fib"" eqlDeeriq (mUltI) t •

6

IS I 2016 • 1967

TABLE I DIMENSIONS POR MACHINED WASHERS - Ctmttl

SlZa D IFoa BoLT,0& ScaawtlH12·

Basic Tol Buic TolNo", SID

5·3 10+0

1·0 *0·1 0·4 M5-0·3

6·.. 12·5 +0 1·6 .0·2 0·6 M6-0,4

(7'4) 14 +0 1·6 .0·2 0·6 (M7)-0·4

8·4 17 +0 1·6 *0·2 0·6 M8-0·"

10·5 21 +0 2 *0·2 0·6 MIO-0·5

IS 24 +0 2·5 .0·3 0-6 MI2-0·5

(15) 28 +0 2·5 .0·3 0·6 (MI.)-0·,5

17 30 +0 ! .0·3 0·6 MI6-o·!)

(19) 34+0 3 .0·3 1·0 (MI8)-o·s

21 37 +0 3 .0·3 1.0 M20-o·s

(23) 39 +0 3 .0·3 1·0 M22-0·8

25 44 +0 4- .O·g 1·0 M24-0·8...(28) 50 +0 I 4 .0'3 1·0 (l\f27)

-0·8 -,31 56 +0 I 4 .0·3 1·0 M30-1,0

( CoaIiIIuItl)Note- Siza ill bra('keta are or JeCODd prelCftDce•

•,. IS: 919-1963 •RecommeDdatiODI Cor limita and Sa Cor enpneeriJll ( rrtIisId) '.

7

•••1••1.,

S1z. D I , 1'"=lH12· N. aaSauwBuic Tol Buic Tol ilia

(st) 60 +0 5 .006 100 (MSS)-1·0

S7 66 +0 5 .0-6 1-6 MS6-100

(40) 72 +0 6 .0-6 I·' (MSt)-100

fS 78 +0 7 .100 1·6 M42-100

(46) 85 +0 7 .100 1·6 (M.5)-1,5

50 92 +0 8 .100 1·6 M48-1·5

(St) ,. +0 8 .10() 1-6 (M52)-1,5

58 105 +0 9 .100 1·6 M56-1·5

(62) 110 +0 9 .100 2'0 (M60)-1·5-66 115 +0 9 .1·0 200 MM-1,5

(70) 120 +0 10 .100 200 (M68)-1,5

7. 125 +0 10 .100 2·0 M72-I"(78) ISS +0 10 .100 2·5 (M76)-I"

(~)

Mora-" ia ....... ~.....spn6n:Ia••",II:,I'.lta'Lc _ dsd... IiIDIII......ror .......... (__)·.

8

III 2018.1117

TAaLB I DIMBNIIONI 1'0. MACBINBD WAlIIERI- CoraM

SID D I , Foa BoLToaScuw4H12· Buic Tol Buic Tol

Nom SID..

82 140 +0 12 *1·2 2·5 Mao-1·8

(87) 145 +0 12 .1·2 2·5 (M85)-1·8

93 160 +0 12 .1·2 3·0 M90-1-8«

(98) 165 +0 12 .1·2 3·0 (M95)-1·8

lOt 175 +0I~ .1·2 3·0 MIOO-1·8

(109) 180 +0 If *1·2 3·0 (MIGS)-1.8-

114 185 +0 14 .1·2 3·0 MIlO-2

(119) 200 +0 14- .1·2 3·0 (MI·15)-2

(124) 210I

+0 16 .1·2 3·0 (MI20)-2

+0 I129 220

-216 .1·2 3·0 M125

(134) 230 +0 16 .1·2 3·0 (MI30)-2..Iff 240 +0 18 *1·2 f·O MI40-2

(155) 250 +0

I 18 .1·2 4·0 I (MI50)-2

HO'III- Siza ill brackets are oIleCODd prelerence.

es" 18 : 919• 1M3•RecolDlDeDdatiou Cor limitl aaclfillC"r eacmeerinl ( ,.iJiMt) '.

9

11.2016.1.7

TAaLE 2 DIMENSIONS PO. PUNCHED W.......nn A.tPOR IlEXA.GONA.L BOLD A.ND talEWI

(0811SU -'402)All dimenliolll iD millimetra.

SIZE D I rOaBoLTOad N.. Nom Sc:UwSlza

1·1f : U'4 MI·t)(2'1) 0·4 (MI'8)H 5 0'4 M2(~.t» t) u·:) (~~.~)2·9 6·S 0·5 MH:H 7 O·S MS

(4-0) ; g:: <~:.S)4-5

(500) 10 I (MH)J') I~ • I

::~6·6 I 'J 1·6(7'6) H 1·6 (t.f7)

I~17 !'b ~~O21 2

14 24 70S MI2(!~l ~

2,;)<~::l18 3·n

(201 3. 3-15 (MI8)

(~~)S7 3'1:i M:tU39 3-IS (M22)

26 44 4 M24

(~) ~..

(~:J)..(36) 60 5 (MSS)

(:~) ;; :)

(:~)645 78 6 M..2

<;;1 ila l,; <:::>I 92 8

Non - Sizes in bracket~ are or I«OIld preference.

10

IS I 2016.1_

TMLB S DIMENSIONS POll PUNCHED WASIIDI, TYn ••POR ROUND AND aIEIIB HEAD SCIlEWI

(Cl_U _4.2)

All dimemioRi in millimetm.

SIU\

D I I FoaScuwd Nom Nom SIZa

1·8 3-5 0·.. I Ml·6(2-1) 3·5 0·.. I (1141·8)H ..·5 0·4 I M2

(2-6) 4-5 0·5 (M2'2)2·9 5·0 0·5 M205:H 6'0 0·5 M3

(4-0) 7·0

I

0·5 (M3-5)4·5 8·0 0·8 M4

(5'0) 9·0 0·8 (M4'S)

5-5 9·5 1·0

IM5

6·6 11 1·6 Mil(7-6) 13 1·6 (M7)

I

9

I14 1·6 M8

11 18 2 MIO14 20 2-5 M12

(16) 24 2·5 (MI')18 27 3-l5 MI6

(20) 30 3-l5 (MI8)

22 33 3-l5 M20

1\0TII - Sizes in brackets are of second preference.

11

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