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Head Dimensions for Slotted Pan Head Screws [Table 17] (ASTM F837, F468)

Ensure precision and reliability with Head Dimensions for Slotted Pan Head Screws, meeting ASME B 18.6.3 - 2013 standards. Ideal for construction, furniture assembly, and more, these screws deliver consistent performance and ease of use.

Model:ASME B 18.6.3

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Product Description

Precision Engineering: Head Dimensions for Slotted Pan Head Screws, as specified in ASME B 18.6.3 - 2013, ensure exacting standards for dimensions and performance. Compliant with ASTM F837 and F468, these screws guarantee reliability in diverse applications.

Pan Head Design: The slotted pan head design provides a protruding head with a rounded top surface, allowing for easy installation and removal using a flat-blade screwdriver. This design offers a visually appealing finish while maintaining functionality.

Diverse Applications: Head Dimensions for Slotted Pan Head Screws are versatile and suitable for various industries, including construction, furniture assembly, and general fastening applications. Their reliable performance and ease of use make them a preferred choice for professionals.

High-Quality Materials: Crafted from premium materials and manufactured with precision, these screws exhibit excellent durability and resistance to corrosion, ensuring long-term reliability in demanding environments.

Thread Size
d

0000# ^④

000# ^④

00# ^④

7# ^③

10#

12#

d	Nominal Size
PP
d_k	max
	min
k	max
	min
n	max
	min
t	max
	min

0.0210	0.0340	0.0470	0.0600	0.0730	0.0860	0.0990	0.1120	0.1250	0.1380	0.1510	0.1640	0.1900	0.2160
160	120	90/96	80	64.0	56.0	48.0	40.0	40.0	32.0	/	32.0	24.0	24.0
0.042	0.066	0.090	0.116	0.142	0.167	0.193	0.219	0.245	0.270	0.296	0.322	0.373	0.425
0.036	0.060	0.082	0.104	0.130	0.155	0.180	0.205	0.231	0.256	0.281	0.306	0.357	0.407
0.016	0.023	0.032	0.039	0.046	0.053	0.060	0.068	0.075	0.082	0.089	0.096	0.110	0.125
0.010	0.017	0.025	0.031	0.038	0.045	0.051	0.058	0.065	0.072	0.079	0.085	0.099	0.112
0.008	0.012	0.017	0.023	0.026	0.031	0.035	0.039	0.043	0.048	0.048	0.054	0.060	0.067
0.004	0.008	0.010	0.016	0.019	0.023	0.027	0.031	0.035	0.039	0.039	0.045	0.050	0.056
0.008	0.012	0.016	0.022	0.027	0.031	0.036	0.040	0.045	0.050	0.054	0.058	0.068	0.077
0.004	0.008	0.010	0.014	0.018	0.022	0.026	0.030	0.034	0.037	0.041	0.045	0.053	0.061

Thread Size
d

14# ^③

1/4

16# ^③

18# ^③

5/16

20# ^③

24# ^③

3/8

7/16

1/2

9/16 ^④

5/8 ^④

3/4 ^④

d	Nominal Size
PP
d_k	max
	min
k	max
	min
n	max
	min
t	max
	min

0.2420	0.2500	0.2680	0.2940	0.3125	0.3200	0.3720	0.3750	0.4375	0.5000	0.5625	0.6250	0.7500
/	20.0	/	/	18.0	/	/	16.0	14.0	13.0	12.0	11.0	10.0
0.476	0.492	0.528	0.579	0.615	0.631	0.734	0.740	0.863	0.987	1.041	1.172	1.435
0.457	0.473	0.508	0.558	0.594	0.608	0.709	0.716	0.837	0.958	1.000	1.125	1.375
0.139	0.144	0.153	0.168	0.178	0.182	0.211	0.212	0.247	0.281	0.315	0.350	0.419
0.126	0.130	0.139	0.153	0.162	0.166	0.193	0.195	0.228	0.260	0.293	0.325	0.390
0.075	0.075	0.075	0.084	0.084	0.084	0.094	0.094	0.094	0.106	0.118	0.133	0.149
0.064	0.064	0.064	0.072	0.072	0.072	0.081	0.081	0.081	0.091	0.102	0.116	0.131
0.085	0.087	0.093	0.100	0.106	0.108	0.123	0.124	0.142	0.161	0.179	0.197	0.234
0.068	0.070	0.074	0.080	0.085	0.087	0.100	0.100	0.116	0.131	0.146	0.162	0.192

③,7#, 14#, 16#, 18#, 20#, 24# are for tapping screws only.
④,0000#, 000#, 00#, 9/16, 5/8, 3/4 are for machine screws only.
⑤,The diameter of body on machine screws having other than trim heads shall not be less than the Class 2A thread minimum pitch diameter nor greater than the basic major diameter of the thread.
⑥,Machine Screw Length of Thread
1) Sizes No.5 and smaller.
Screws of nominal lengths equal to three diameters and shorter shall have full-form threads extending to within one pitch (thread) of the
bearing surface of the head, or closer, if practicable. Nominal lengths greater than three diameters, up to and including 1-1/8 in., shall have
full-form threads extending to within two pitches (threads) of the bearing surface of the head, or closer, if practicable. Screws of longer
nominal lengths shall, unless otherwise specified, have a minimum length of full-form thread of 1 in.
2) Sizes No.6 and smaller.
Screws of nominal lengths equal to three diameters and shorter shall have full-form threads extending to within one pitch (thread) of the
bearing surface of the head, or closer, if practicable. Nominal lengths greater than three diameters, up to and including 2 in., shall have
full-form threads extending to within two pitches (threads) of the bearing surface of the head, or closer, if practicable. Screws of longer
nominal lengths shall have a minimum length of full-form thread of 1.5 in. unless otherwise specified.

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