BS 4174 - 1972 Cross Recess 80° Raised Countersunk Head Tapping Screws [Table 13]

Unit:

Size

d_k	（mm）	max
		min
k	（mm）	ref.
f	（mm）	Nominal Size
t	（mm）	max
		min
M	（mm）	Nominal Size
Socket No.
d_k	（in.）	max
		min
k	（in.）	ref.
f	（in.）	Nominal Size
t	（in.）	max
		min
M	（in.）	Nominal Size

4.37	5.71	7.09
3.73	4.95	6.2
1.3	1.7	2.11
0.64	0.84	1.02
1.62	2.34	2.74
1.22	1.93	2.29
2.41	3.12	4.29
1	1	2
0.172	0.225	0.279
0.147	0.195	0.244
0.051	0.067	0.083
0.025	0.033	0.04
0.064	0.092	0.108
0.048	0.076	0.090
0.095	0.123	0.169

GB /T 5284 - 2017

Slotted Raised Countersunk(Oval) Head Tapping Screws

GB /T 5284 - 1985

Slotted Raised Countersunk Head Tapping Screws

IFI 502 - 1982

Metric Slotted Oval Countersunk Head Tapping Screws

DIN 7973 - 1990

Slotted Raised Countersunk Head Tapping Screws
Suppliers(1)

ISO 1483 - 2011

Slotted Raised Countersunk (Oval) Head Tapping Screws

ISO 1483 - 1983

Slotted raised countersunk head tapping screws

JIS B 1115 (JA5) - 2015

Slotted Raised countersunk head tapping screws [Table JA5]

JIS B 1115 (T9) - 2015

Slotted Raised Countersunk Head Tapping Screws [Table 9]

JIS B 1115 (T3) - 1996

Slotted raised countersunk head tapping screws [Table 3]

JIS B 1115 (AT3) - 1996

Slotted Raised countersunk head tapping screws [Annex Table 3]

ASME/ANSI B 18.6.3 - 2010

80° Machine Screw and Tapping Screw Nuts (Inch Seires)

NF E 25-661 - 1994

Slotted Raised Countersunk (Oval) Head Tapping Screws

BS 4174 - 1972

80°Slotted Raised Countersunk Head Tapping Screws [Table 12]

BS 4174 - 1972

Slotted 80° truncated Raised Countersunk Head Screws [Table 14]

AS /NZS 4405 - 1996

ISO metric slotted raised countersunk head tapping screws

DIN EN ISO 1483 - 2011

Slotted Raised Countersunk (Oval) Head Tapping Screws
Suppliers(1)

ASME B 18.6.3 (H2A+T1A) - 2024

82° Dimensions of Slotted Oval Countersunk Head Tapping Screws

ASME B 18.6.3 (H3C+T1A) - 2024

80° Slotted Undercut Oval Countersunk Head Tapping Screws - Type AB、ABR

ASME B 18.6.3 (T7+T40) - 2013

82° Dimensions of Slotted Oval Countersunk Head Tapping Screws [Table 7]

ASME B 18.6.3 (T11t) - 2013

80° Slotted Undercut Oval Countersunk Head Tapping Screws [Table 11]

ASME B 18.6.5M (T12) - 2000 (R2010)

Metrice slotted raised countersunk head tapping screws [Table 12]

ASME B 18.6.4 - 1998 (R2005)

slotted Oval Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 20]

ASME B 18.6.4 - 1998 (R2005)

slotted Oval Countersunk Head Tapping Screws - Type C Thread Forming [Table 20]

ASME B 18.6.4 - 1998 (R2005)

slotted Oval Countersunk Head Tapping Screws - Type AB Thread Forming [Table 20]

ASME B 18.6.4 - 1998 (R2005)

slotted Oval Countersunk Head Tapping Screws - Type A Thread Forming [Table 20]