Click Specification

2.5

Grooved Pins with Round Head - Full-length Diamond Grooves

ISO 8746 - 2025

Display drawing:

Download CAD Model^*

^*Models with different eras.

Nominal Diameter
d

2.5

d	max
d	min
d_k	max
d_k	min
k	max
k	min
c	min
c₁	max
r	≈
d₁	steel pin
d₁	stainless steel pin

2	2.5	3	4	5	6	8	10	12	16	20
1.95	2.425	2.925	3.9	4.9	5.9	7.85	9.85	11.8	15.8	19.8
3.7	4.6	5.5	7.25	9.05	10.8	14.4	16	19	26.1	33.1
3.3	4.2	5	6.75	8.45	10.2	13.6	14.9	17.7	23.7	30.7
1.3	1.6	1.95	2.55	3.15	3.75	5	7.4	8.4	10.9	13.9
1.1	1.4	1.65	2.25	2.85	3.45	4.6	6.5	7.5	10	13
0.6	0.75	0.9	1.2	1.5	1.8	2.4	3	3.6	4.8	6
1.5	1.5	1.5	1.5	1.5	1.5	2	2	2	3	3
1.9	2.4	2.8	3.8	4.6	5.6	7.5	8	9.5	13	16.5
2.15	2.7	3.2	4.25	5.25	6.3	8.3	10.35	12.35	16.4	20.5
2.10	2.65	3.15	4.2	5.2	6.225	8.225	10.25	12.275	16.3	20.375

①,Unless otherwise agreed at the time of order, the pins are manufactured with a pilot point.
②,The groove angle of 70° is a reference dimension, see ISO 13669.

Alternative history

ISO 8746 - 1986 ISO 8746 - 1997 ISO 8746 - 2025

Send Inquiry

Similar Standards

1	[DIN EN ISO] DIN EN ISO 8746 - 1998	Grooved Pins with Round Head
2	[ISO] ISO 8746 - 1997	Grooved Pins with Round Head
3	[ASME/ANSI] ASME/ANSI B 18.8.100M (B18.8.9M T8) - 2000 (R2005)	Metric Series, Grooved Pins with Round Head, TYPE 46-1 TYPE 46-2 [Table 8]
4	[EN] EN 28746 - 1992	Grooved Pins with Round Head
5	[ISO] ISO 8746 - 1986	Grooved Pins with Round Head
6	[ASME] ASME B 18.8.2 - 2020	Round Head Grooved Drive Studs
7	[ASME] ASME B 18.8.2 - 2000 (R2010)	Round Head Grooved Drive Studs
8	[DIN] DIN 1476 - 1978	Round Head Grooved Pins
9	[GB] GB /T 13829.3 (A) - 1992	Grooved Pins - with Round Head
10	[GB] GB /T 13829.8 - 2004	Grooved Pins with Round Head
11	[NF] NF E 25-766 - 1997	Grooved Pins with Round Head