Aaron: +86-18129983931
Max: +86-18922922459
The 304 Plum Blossom Anti-loose Screw is a high-performance fastener designed to provide exceptional holding power and resistance to loosening in demanding environments. Constructed from 304 stainless steel, this screw boasts excellent corrosion resistance, making it suitable for use in a variety of settings, including marine, outdoor, and industrial applications. Its distinctive plum blossom drive offers increased contact points with tools, enhancing torque transmission and reducing the risk of cam-out. The anti-loose feature ensures that the screw remains securely fastened even under vibrations and dynamic stresses, ideal for machinery and structures requiring long-term reliability and maintenance-free operation.
Screw Thread (d) | |||
P | Pitch | ||
a | max | ||
dk | Theoretical | max | |
Actual | max | ||
min | |||
k | max | ||
r | max | ||
Socket No. | |||
t | max | ||
min | |||
B | max | ||
x | max | ||
Weight of per 1000 steel products(≈kg) | |||
Length of Thread b | min |
M6 | M8 | M10 | M12 | (M14) | M16 | M20 |
1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 |
2 | 2.5 | 3 | 3.5 | 4 | 4 | 5 |
12.6 | 17.3 | 20 | 24 | 28 | 32 | 40 |
11.3 | 15.8 | 18.3 | 22 | 25.5 | 29 | 36 |
10.9 | 15.4 | 17.8 | 21.5 | 25 | 28.5 | 35.4 |
3.3 | 4.65 | 5 | 6 | 7 | 8 | 10 |
1.5 | 2 | 2.5 | 2.5 | 2.5 | 3 | 3 |
T30 | T40 | T50 | T55 | T55 | T60 | T80 |
1.8 | 2.5 | 2.7 | 3.5 | 3.7 | 4.1 | 6 |
1.4 | 2.1 | 2.3 | 3.02 | 3.22 | 3.62 | 5.42 |
4.15 | 5 | 6.62 | 8.2 | 8.2 | 9.8 | 13 |
2.5 | 3.2 | 3.8 | 4.3 | 5 | 5 | 6.3 |
- | - | - | - | - | - | - |
- | - | - | - | - | - | - |