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82° Flat Coutersunk Trim head Screws [Table 13] (ASTM F837 F468)

Achieve a sleek and secure installation with 82° Flat Countersunk Trim Head Screws compliant with ASME B 18.6.3 - 2013 standards. Built for durability and precision, they offer reliable fastening solutions for a variety of applications.

Model:ASME B 18.6.3

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Product Description

Sleek and Flush Installation: ASME B 18.6.3 - 2013 compliant 82° Flat Countersunk Trim Head Screws are engineered for a sleek and flush installation. Their trim head design ensures a neat finish, ideal for applications where aesthetics are crucial.

High-Quality Materials: Crafted from ASTM F837 and F468 compliant materials, these screws offer superior strength and corrosion resistance. They maintain their integrity even in challenging environments, ensuring long-lasting performance.

Precision Fit: Designed to precise specifications, these screws provide a secure and precise fit, minimizing the risk of stripping or loosening over time. This ensures reliable fastening in various materials and applications.

Wide Range of Applications: Suitable for both interior and exterior use, these screws find applications in woodworking, furniture assembly, and interior finishing. Their versatile design and reliable performance make them a go-to choice for professionals.

Thread Size
d

10#

12#

d	Nominal Size
PP	UNC
Code	Head Size
d₁	max
	min
	Type A)	min
	Other types	min
d_k	max
	min
k	Ref

0.1120	0.1250	0.1380	0.1380	0.1640	0.1640	0.1900	0.2160
40	40	32	32	32	32	24	24
3	4	4	5	5	6	8	8
0.112	0.125	0.138	0.138	0.164	0.164	0.190	0.216
0.106	0.119	0.131	0.131	0.157	0.157	0.181	0.207
0.105	0.118	0.131	0.131	0.157	0.157	0.183	0.209
0.106	0.119	0.131	0.131	0.157	0.157	0.181	0.207
0.187	0.212	0.212	0.237	0.237	0.262	0.312	0.312
0.167	0.191	0.191	0.215	0.215	0.238	0.285	0.285
0.052	0.060	0.052	0.068	0.052	0.069	0.085	0.069

Thread Size
d

12#

14# ^④

1/4

5/16

3/8

d	Nominal Size
PP	UNC
Code	Head Size
d₁	max
	min
	Type A)	min
	Other types	min
d_k	max
	min
k	Ref

0.2160	0.2420	0.2420	0.2500	0.2500	0.3125	0.3125	0.3750
24	-	-	20	20	18	18	16
10	10	12	10	12	12	1/4	5/16
0.216	-	-	0.250	0.250	0.312	0.312	0.375
0.207	-	-	0.240	0.240	0.302	0.302	0.364
0.209	0.235	0.235	-	-	-	-	-
0.207	-	-	0.240	0.240	0.302	0.302	0.364
0.362	0.362	0.412	0.362	0.412	0.412	0.477	0.597
0.333	0.333	0.380	0.333	0.380	0.380	0.442	0.556
0.101	0.080	0.112	0.080	0.112	0.075	0.116	0.155

①,Edge of head may be rounded or flat.
②,Short machine screws include nominal lengths up to and including 1 1/8 in. for sizes No.5 and smaller, and 2 in. for sizes No.6 and larger.
③,Short tapping screws are those threaded full length. Refer to para. 4.3 for applicable screw lengths.
④,Size 14 is for tapping screws only.
⑤,Maximum diameter shall not exceed minimum plus 0.011 in. for Type A tapping screws, and basic screw diameter for all other tapping screw types.