IS 1363-1 – Bolts – Ganpati Precision Fasteners

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IS 1363-1 – Bolts

INDIAN STANDARD

HEXAGON HEAD BOLTS, SCREWS AND

NUTS OF PRODUCT GRADE ‘C’

PART 1 HEXAGON HEAD BOLTS (SIZE RANGE M 5 TO M 64)

IS 1363 Part 1: 2002 / ISO 4016

Steel : 4.6, 4.8, 8.8, 10.9
Finish: Self, Zinc Plated, Hot Dip Galvanized

Table 1 - Preferred Threads
Thread (d)			M5		M6		M8		M10		M12		M16		M20
pa			0.8		1		1.25		1.5		1.75		2		2.5
b ref.		b	16		18		22		26		30		38		46
		c	22		24		28		32		36		44		52
		d	35		37		41		45		49		57		65
c		max.	0.5		0.5		0.6		0.6		0.6		0.8		0.8
da		max.	6		7.2		10.2		12.2		14.7		18.7		24.4
ds		max.	5.48		6.48		8.58		10.58		12.7		16.7		20.84
ds		min.	4.52		5.52		7.42		9.42		11.3		15.3		19.16
dw		min.	6.74		8.74		11.47		14.47		16.47		22		27.7
e		min.	8.63		10.89		14.2		17.59		19.85		26.17		32.95
k		nom.	3.5		4		5.3		6.4		7.5		10		12.5
		max.	3.875		4.375		5.675		6.85		7.95		10.75		13.4
		min.	3.125		3.625		4.925		5.95		7.05		9.25		11.6
kwe		min.	2.19		2.54		3.45		4.17		4.94		6.48		8.12
r		min.	0.2		0.25		0.4		0.4		0.6		0.6		0.8
s	nom. =	max.	8		10		13		16		18		24		30
s		min.	7.64		9.64		12.57		15.57		17.57		23.16		29.16
l			ls and lg fg
l			ls	lg	ls	lg	ls	lg	ls	lg	ls	lg	ls	lg	ls	lg
nom.	min.	max.	min	max.	min.	max.	min.	max.	min.	max.	min.	max.	min.	max.	min.	max.
25	23.95	26.05	5	9			For sizes above the solid, boldface stepped line, ISO 4018 is recommended
30	28.95	31.05	10	14	7	12
35	33.75	36.25	15	19	12	17
40	38.75	41.25	20	24	17	22	11.75	18
45	43.75	46.25	25	29	22	27	16.75	23	11.5	19
50	48.75	51.25	30	34	27	32	21.75	28	16.5	24
55	53.5	56.5			32	37	26.75	33	21.5	29	16.25	25
60	58.5	61.5			37	42	31.75	38	26.5	34	21.25	30
65	63.5	66.5					36.75	43	31.5	39	26.25	35	17	27
70	68.5	71.5					41.75	48	36.5	44	31.25	40	22	32
80	78.5	81.5					51.75	58	46.5	54	41.25	50	32	42	21.5	34
90	88.25	91.75							56.5	64	51.25	60	42	52	31.5	44
100	98.25	101.75							66.5	74	61.25	70	52	62	41.5	54
110	108.25	111.75									71.25	80	62	72	51.5	64
120	118.25	121.75									81.25	90	72	82	61.5	74
130	128	132											76	86	65.5	78
140	138	142											86	96	75.5	88
150	148	152											96	106	85.5	98
160	156	164											106	116	95.5	108
180	176	184													115.5	128
200	195.4	204.6													135.5	148
220	215.4	224.6
240	235.4	244.6
260	254.8	265.2
280	274.8	285.2
300	294.8	305.2
320	314.3	325.7
340	334.3	345.7
360	354.3	365.7
380	374.3	385.7
400	394.3	405.7
420	413.7	426.3
440	433.7	446.3
460	453.7	466.3
480	473.7	486.3
500	493.7	506.3


Thread (d)			M24		M30		M36		M42		M48		M56		M64
pa			3		3.5		4		4.5		5		5.5		6
b ref.		b	54		66		-		-		-		-		-
		c	60		72		84		96		108		-		-
		d	73		85		97		109		121		137		153
c		max.	0.8		0.8		0.8		1		1		1		1
da		max.	28.4		35.4		42.4		48.6		56.6		67		75
ds		max.	24.84		30.84		37		43		49		57.2		65.2
ds		min.	23.16		29.16		35		41		47		54.8		62.8
dw		min.	33.25		42.75		51.11		59.95		69.45		78.66		88.16
e		min.	39.55		50.85		60.79		71.3		82.6		93.56		104.86
k		nom.	15		18.7		22.5		26		30		35		40
		max.	15.9		19.75		23.55		27.05		31.05		36.25		41.25
		min.	14.1		17.65		21.45		24.95		28.95		33.75		38.75
kwe		min.	9.87		12.36		15.02		17.47		20.27		23.63		27.13
r		min.	0.8		1		1		1.2		1.6		2		2
s	nom. =	max.	36		46		55		65		75		85		95
s		min.	35		45		53.8		63.1		73.1		82.8		92.8
l			ls and lg fg
l			ls	lg	ls	lg	ls	lg	ls	lg	ls	lg	ls	lg	ls	lg
nom.	min.	max.	min	max.	min.	max.	min.	max.	min.	max.	min.	max.	min.	max.	min.	max.
60	58.5	61.5
65	63.5	66.5
70	68.5	71.5
80	78.5	81.5
90	88.25	91.75
100	98.25	101.75	31	46
110	108.25	111.75	41	56
120	118.25	121.75	51	66	36.5	54
130	128	132	55	70	40.5	58
140	138	142	65	80	50.5	68	36	56
150	148	152	75	90	60.5	78	46	66
160	156	164	85	100	70.5	88	56	76
180	176	184	105	120	90.5	108	76	96	61.5	84
200	195.4	204.6	125	140	110.5	128	96	116	81.5	104	67	92
220	215.4	224.6	132	147	117.5	135	103	123	88.5	111	74	99
240	235.4	244.6	152	167	137.5	155	123	143	108.5	131	94	119	75.5	103
260	254.8	265.2			157.5	175	143	163	128.5	151	114	139	95.5	123	77	107
280	274.8	285.2			177.5	195	163	183	148.5	171	134	159	115.5	143	97	127
300	294.8	305.2			197.5	215	183	203	168.5	191	154	179	135.5	163	117	147
320	314.3	325.7					203	223	188.5	211	174	199	155.5	183	137	167
340	334.3	345.7					223	243	208.5	231	194	219	175.5	203	157	187
360	354.3	365.7					243	263	228.5	251	214	239	195.5	223	177	207
380	374.3	385.7							248.5	271	234	259	215.5	243	197	227
400	394.3	405.7							268.5	291	254	279	235.5	263	217	247
420	413.7	426.3							288.5	311	274	299	255.5	283	237	267
440	433.7	446.3									294	319	275.5	303	257	287
460	453.7	466.3									314	339	295.5	232	277	307
480	473.7	486.3									334	259	315.5	343	297	327
500	493.7	506.3											335.5	363	317	347
NOTE - popular lengths are defined in terms of ls and lg

Table 2 - Non Preferred Threads
Thread (d)			M14		M18		M22		M27		M33
pa			2		2.5		2.5		3		3.5
b ref.		b	34		42		50		60		-
		c	40		48		56		66		78
		d	53		61		69		79		91
c		max.	0.6		0.8		0.8		0.8		0.8
da		max.	16.7		21.2		26.4		32.4		38.4
ds		max.	14.7		18.7		22.84		27.84		34
ds		min.	13.3		17.3		21.16		26.16		32
dw		min.	19.15		24.85		31.35		38		46.55
e		min.	22.78		29.56		37.29		45.2		55.37
k		nom.	8.8		11.5		14		17		21
		max.	9.25		12.4		14.9		17.9		22.05
		min.	8.35		10.6		13.1		16.1		19.95
kwe		min.	5.85		7.42		9.17		11.27		13.97
r		min.	0.6		0.6		0.8		1		1
s	nom. =	max.	21		27		34		41		50
s		min.	20.16		26.16		33		40		49
l			ls and lg fg
l			ls	lg	ls	lg	ls	lg	ls	lg	ls	lg
nom.	min.	max.	min	max.	min.	max.	min.	max.	min.	max.	min.	max.
60	58.5	61.5	16	26	For sizes above the solid, boldface stepped line, ISO 4018 is recommended
65	63.5	66.5	21	31
70	68.5	71.5	26	36
80	78.5	81.5	36	46	25.5	38
90	88.25	91.75	46	56	35.5	48	27.5	40
100	98.25	101.75	56	66	45.5	58	37.5	50
110	108.25	111.75	66	76	55.5	68	47.5	60	35	50
120	118.25	121.75	76	86	65.5	78	57.5	70	45	60
130	128	132	80	90	69.5	82	61.5	74	49	64	34.5	52
140	138	142	90	100	79.5	92	71.5	84	59	74	44.5	62
150	148	152			89.5	102	81.5	94	69	84	54.5	72
160	156	164			99.5	112	91.5	104	79	94	64.5	82
180	176	184			119.5	132	111.5	124	99	114	84.5	102
200	195.4	204.6					131.5	144	119	134	104.5	122
220	215.4	224.6					138.5	151	126	141	111.5	129
240	235.4	244.6							146	161	131.5	149
260	254.8	265.2							166	181	151.5	169
280	274.8	285.2									171.5	189
300	294.8	305.2									191.5	209
320	314.3	325.7									211.5	229
340	334.3	345.7
360	354.3	365.7
380	374.3	385.7
400	394.3	405.7
420	413.7	426.3
440	433.7	446.3
460	453.7	466.3
480	473.7	486.3
500	493.7	506.3


Thread (d)			M39		M45		M52		M60
pa			4		4.5		5		5.5
b ref.		b	-		-		-		-
		c	90		102		116		-
		d	103		115		129		145
c		max.	1		1		1		1
da		max.	45.4		52.6		62.6		71
ds		max.	40		46		53.2		61.2
ds		min.	38		44		50.8		58.8
dw		min.	55.86		64.7		74.2		83.41
e		min.	66.44		76.95		88.25		99.21
k		nom.	25		28		33		38
		max.	26.05		29.05		34.25		39.25
		min.	23.95		26.95		31.75		36.75
kwe		min.	16.77		18.87		22.23		25.73
r		min.	1		1.2		1.6		2
s	nom. =	max.	60		70		80		90
s		min.	58.8		68.1		78.1		87.8
l			ls and lg fg
l			ls	lg	ls	lg	ls	lg	ls	lg
nom.	min.	max.	min	max.	min.	max.	min.	max.	min.	max.
60	58.5	61.5	For sizes above the solid, boldface stepped line, ISO 4018 is recommended
65	63.5	66.5
70	68.5	71.5
80	78.5	81.5
90	88.25	91.75
100	98.25	101.75
110	108.25	111.75
120	118.25	121.75
130	128	132
140	138	142
150	148	152	40	60
160	156	164	50	70
180	176	184	70	90	55.5	78
200	195.4	204.6	90	110	75.5	98	59	84
220	215.4	224.6	97	117	82.5	105	66	91
240	235.4	244.6	117	137	102.5	125	86	111	67.5	95
260	254.8	265.2	137	157	122.5	145	106	131	87.5	115
280	274.8	285.2	157	177	142.5	165	126	151	107.5	135
300	294.8	305.2	177	197	162.5	185	146	171	127.5	155
320	314.3	325.7	197	217	182.5	205	166	191	147.5	175
340	334.3	345.7	217	237	202.5	225	186	211	167.5	195
360	354.3	365.7	237	257	222.5	245	206	231	187.5	215
380	374.3	385.7	257	277	242.5	265	226	251	207.5	235
400	394.3	405.7	277	297	262.5	285	246	271	227.5	255
420	413.7	426.3			282.5	305	266	291	247.5	275
440	433.7	446.3			302.5	325	286	311	267.5	295
460	453.7	466.3					306	331	287.5	315
480	473.7	486.3					326	351	307.5	335
500	493.7	506.3					346	371	327.5	355
NOTE - popular lengths are defined in terms of ls and lg

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