Description
The Hex Head Bolt Full Thread is a high-performance fastener designed for a wide range of applications. Made from 304 stainless steel, this bolt is engineered to provide excellent corrosion resistance, strength, and durability in demanding environments. The full-thread design ensures maximum engagement with nuts or tapped holes, delivering a secure and reliable connection. The robust design and corrosion-resistant properties of the Hex Head Bolt Full Thread make it an excellent choice for a wide variety of applications. Manufactured according to ANSI B18.2.1 standards, this hexagonal head bolt is perfect for use in construction, machinery, automotive, and industrial applications where secure fastening and corrosion resistance are crucial.
Features & Benefits
- Full Thread Design: The full thread along the entire length of the bolt ensures a secure and uniform connection, providing maximum holding power and excellent shear strength.
- Durable & Corrosion-Resistant: Constructed from 304 stainless steel, this bolt offers exceptional resistance to rust, corrosion, and oxidation, making it suitable for both indoor and outdoor use, including in harsh, humid, or marine environments.
- Easy Installation: The standard hexagonal head allows for easy tightening with common tools, preventing slipping during assembly.
- High Hardness: The 304 stainless steel material ensures the bolt is strong and resistant to deformation, ensuring long-term durability.
Specification
|
Nominal diameter -d |
ds |
S |
k |
b |
||||
|
max |
min |
max |
min |
max |
min |
L≤6 |
L>6 |
|
|
1/4 |
0.2500 |
0.2450 |
0.438 |
0.428 |
0.163 |
0.150 |
0.750 |
1.000 |
|
5/16 |
0.3125 |
0.3065 |
0.500 |
0.489 |
0.211 |
0.195 |
0.875 |
1.125 |
|
3/8 |
0.3750 |
0.3690 |
0.562 |
0.551 |
0.243 |
0.226 |
1.000 |
1.250 |
|
7/16 |
0.4375 |
0.4305 |
0.625 |
0.612 |
0.291 |
0.272 |
1.125 |
1.375 |
|
1/2 |
0.5000 |
0.4930 |
0.750 |
0.736 |
0.323 |
0.302 |
1.250 |
1.500 |
|
9/16 |
0.5625 |
0.5545 |
0.812 |
0.798 |
0.371 |
0.348 |
1.375 |
1.625 |
|
5/8 |
0.6250 |
0.6170 |
0.938 |
0.922 |
0.403 |
0.378 |
1.500 |
1.750 |
|
3/4 |
0.7500 |
0.7410 |
1.125 |
1.100 |
0.483 |
0.455 |
1.750 |
2.000 |
|
7/8 |
0.8750 |
0.8660 |
1.312 |
1.285 |
0.563 |
0.531 |
2.000 |
2.250 |
|
1 |
1.0000 |
0.9900 |
1.500 |
1.469 |
0.627 |
0.591 |
2.250 |
2.500 |
|
1-1/8 |
1.1250 |
1.1140 |
1.688 |
1.631 |
0.718 |
0.658 |
2.500 |
2.750 |
|
1-1/4 |
1.2500 |
1.2390 |
1.875 |
1.812 |
0.813 |
0.749 |
2.750 |
3.000 |
|
1-3/8 |
1.3750 |
1.3630 |
2.062 |
1.994 |
0.878 |
0.810 |
3.000 |
3.250 |
|
1-1/2 |
1.5000 |
1.4880 |
2.250 |
2.175 |
0.974 |
0.902 |
3.250 |
3.500 |
|
1-3/4 |
1.7500 |
1.7380 |
2.625 |
2.538 |
1. 134 |
1.054 |
3.750 |
4.000 |
|
2 |
2.0000 |
1.9880 |
3.000 |
2.900 |
1.263 |
1.175 |
4.250 |
4.500 |
|
2-1/4 |
2.2500 |
2.2380 |
3.375 |
3.262 |
1.423 |
1.327 |
4.750 |
5.000 |
|
2-1/2 |
2.5000 |
2.4880 |
3.750 |
3.625 |
1.583 |
1.479 |
5.250 |
5.500 |
|
2-3/4 |
2.7500 |
2.7380 |
4.125 |
3.988 |
1.744 |
1.632 |
5.750 |
6.000 |
|
3 |
3.0000 |
2.9880 |
4.500 |
4.350 |
1.935 |
1.815 |
6.250 |
6.500 |
FAQ
Q:1 What is the main benefit of the Full Thread Design?
A: The Full Thread Design maximizes the connection surface, providing optimal thread engagement and ensuring maximum holding power. This is crucial for applications requiring high shear strength and uniform load distribution along the entire grip length.
Q2: Is this Hex Head Bolt suitable for marine environments?
A: Yes, 304 stainless steel offers good resistance to corrosion and oxidation, making it suitable for many outdoor and mild marine environments. For direct saltwater immersion, however, a higher grade like 316 stainless steel is typically recommended.
Q3: What is the benefit of following ANSI B18.2.1 standards?
A: Adherence to ANSI B18.2.1 ensures that this Hex Head Bolt Full Thread meets the dimensional and material standards required for interchangeability and proper mechanical performance within the American industrial and construction sectors.
Q4: What tools are required for installation?
A: The standard hexagonal head allows for easy and secure tightening using common tools such as wrenches, spanners, or sockets.




