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Click Specification

Unit:mm

Woodruff Key-Normal Form

GB /T 1099.1 - 2003

Display drawing:

国标GB /T1099.1 - 2003 GB1099.1 1099.1GB Woodruff Key-Normal Form

Size

1
×1.4×4

1.5
×2.6×7

2
×2.6×7

2
×3.7×10

2.5
×3.7×10

3
×5×13

3
×6.5×16

4
×6.5×16

b		max=nominal size
		min
h		max=nominal size (h12)
		min
d₁		max=nominal size (h12)
		min
s		Round or chamfer	min
			max

1	1.5	2	2	2.5	3	3	4
0.975	1.475	1.975	1.975	2.475	2.975	2.975	3.975
1.4	2.6	2.6	3.7	3.7	5	6.5	6.5
1.3	2.5	2.5	3.58	3.58	4.88	6.35	6.35
4	7	7	10	10	13	16	16
3.88	6.85	6.85	9.85	9.85	12.82	15.82	15.82
0.16	0.16	0.16	0.16	0.16	0.16	0.16	0.25
0.25	0.25	0.25	0.25	0.25	0.25	0.25	0.40

Size

4
×7.5×19

5
×6.5×16

5
×7.5×19

5
×9×22

6
×9×22

6
×10×25

8
×11×28

10
×13×32

b		max=nominal size
		min
h		max=nominal size (h12)
		min
d₁		max=nominal size (h12)
		min
s		Round or chamfer	min
			max

4	5	5	5	6	6	8	10
3.975	4.975	4.975	4.975	5.975	5.975	7.975	9.975
7.5	6.5	7.5	9	9	10	11	13
7.35	6.35	7.35	8.85	8.85	9.85	10.82	12.82
19	16	19	22	22	25	28	32
18.79	15.82	18.79	21.79	21.79	24.79	27.79	31.75
0.25	0.25	0.25	0.25	0.25	0.25	0.40	0.40
0.40	0.40	0.40	0.40	0.40	0.40	0.60	0.60

Alternative history

GB /T 1099 - 1990 GB /T 1099.1 - 2003

Similar Standards

1		[ASME/ANSI] ASME/ANSI B 18.25.2M - 1996 (R2008)	Woodruff Keys - Flat Bottom Keys
2		[DIN] DIN 6888 - 2022	Drive Type Fastenings Without Taper Action,Woodruff Keys
3		[ASME] ASME B 17.2 (T1) - 1967 (R2013)	Woodruff Key
4		[DIN] DIN 6888 - 1956	Drive Type Fastenings Without Taper Action, Woodruff Keys
5		[ASME] ASME B 17.2 (T2) - 1967 (R2013)	Woodruff Key
6		[ASME/ANSI] ASME/ANSI B 18.25.2M - 1996 (R2008)	Woodruff Keys-Full Radius Type
7		[ISO] ISO 3912 - 1977	Woodruff Keys and Keyways
8		[UNI] UNI 6606	Woodruff Key
9		[BS] BS 4235-2 - 1997	Metric Woodruff Keys
10		[JIS] JIS B 1301 (WA/WB) - 1996	Woodruff Key - (WA: Normal form, WB: Whitney form)
11		[GB] GB /T 1099 - 1979 (R1990)	Woodruff Key
12		[GOST] GOST 24071 - 1997	Woodruff Key