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

Choose 82° Slotted Oval Countersunk Head Tapping Screws for precise and dependable fastening solutions. Compliant with ASME B 18.6.3 - 2013 standards, these screws guarantee optimal performance and longevity in diverse applications.

Model:ASME B 18.6.3

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Product Description

Optimized Design: 82° Slotted Oval Countersunk Head Tapping Screws, as specified in ASME B 18.6.3 - 2013, feature an optimized design tailored for efficient and reliable fastening applications. The slotted oval countersunk head ensures a flush finish, reducing the risk of protrusion and providing a smooth surface upon installation.

Precision Tapping: Engineered for precision tapping, these screws enable the creation of threaded holes with accuracy and consistency. The 82° slotted head design facilitates easy installation and removal, streamlining the assembly process and saving valuable time and effort.

High-Quality Materials: Crafted from high-quality materials, these tapping screws offer durability and longevity in various operating conditions. They provide secure and stable fastening, contributing to the overall integrity and reliability of assembled components.

Versatile Application: Suitable for a wide range of applications across industries such as construction, automotive, and electronics, these tapping screws deliver exceptional performance and versatility. Whether in wood, metal, or plastic, they ensure reliable fastening and robust connections.

Thread Size
d

10#

12#

d	Nominal Size
Series ^②	Symbol
L ^③	Type A & Type AB
L ^③	Other Types
d_k	max
d_k	min
k	Ref
f	Ref.
n	max
n	min
t	max
t	min

0.0600	0.0730	0.0860	0.0990	0.1120	0.1250	0.1380	0.1510	0.1640	0.1900	0.2160
●◆▲	●◆▲	●◆▲■	●◆▲■	●◆▲■	●◆▲■	●◆▲■	●◆▲	●◆▲■	●◆▲■	●◆▲■
3/16	3/16	3/16	7/32	1/4	1/4	5/16	3/8	7/16	1/2	9/16
1/8	5/32	3/16	7/32	1/4	1/4	5/16	3/8	7/16	1/2	9/16
0.112	0.137	0.162	0.187	0.212	0.237	0.262	0.287	0.312	0.362	0.412
0.096	0.120	0.144	0.167	0.191	0.215	0.238	0.262	0.285	0.333	0.380
0.035	0.043	0.051	0.059	0.067	0.075	0.083	0.091	0.100	0.116	0.132
0.021	0.025	0.029	0.033	0.037	0.041	0.045	0.049	0.052	0.060	0.068
0.023	0.026	0.031	0.035	0.039	0.043	0.048	0.048	0.054	0.060	0.067
0.016	0.019	0.023	0.027	0.031	0.035	0.039	0.039	0.045	0.050	0.056
0.030	0.038	0.045	0.052	0.059	0.067	0.074	0.081	0.088	0.103	0.117
0.025	0.031	0.037	0.043	0.049	0.055	0.060	0.066	0.072	0.084	0.096

Thread Size
d

14#

1/4

16#

18#

5/16

20#

24#

3/8

7/16

1/2

d	Nominal Size
Series ^②	Symbol
L ^③	Type A & Type AB
L ^③	Other Types
d_k	max
d_k	min
k	Ref
f	Ref.
n	max
n	min
t	max
t	min

0.2420	0.2500	0.2680	0.2940	0.3125	0.3200	0.3720	0.3750	0.4375	0.5000
◆	●▲■	◆	◆	●▲■	◆	◆	▲■	▲	▲
5/8	5/8	3/4	13/16	13/16	13/16	1	/	/	/
/	5/8	/	/	5/8	/	/	5/8	3/4	3/4
0.462	0.477	0.512	0.561	0.597	0.611	0.711	0.717	0.760	0.815
0.427	0.442	0.475	0.522	0.556	0.569	0.664	0.670	0.715	0.765
0.148	0.153	0.164	0.180	0.191	0.196	0.228	0.230	0.223	0.223
0.076	0.079	0.084	0.092	0.099	0.100	0.116	0.117	0.122	0.131
0.075	0.075	0.075	0.084	0.084	0.084	0.094	0.094	0.094	0.106
0.064	0.064	0.064	0.072	0.072	0.072	0.081	0.081	0.081	0.091
0.132	0.136	0.146	0.160	0.171	0.175	0.204	0.206	0.210	0.216
0.108	0.112	0.120	0.132	0.141	0.144	0.168	0.170	0.174	0.176

①,Edge of head may be rounded or flat.
②,● Type AB thread-forming , see table [Table 40]
◆ Type A thread-forming, see table [Table 42]
▲ Type B and BP thread forming, see table [Table 41]; Type BF and BT thread cutting, see table [Table 43]
■ Type C thread forming, see table [Table VI-1]; Type D, F, G and T thread cutting, see table [Table 44]; and Type TRS thread-rolling ,see table [Table 45]
③,Screws of these lengths and shorter shall have undercut heads. For tapping screws, use Type AB undercut head screws in place of Type A screws for these lengths and shorter.

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