Self Locking Machine Mushroom Head screws

Add a touch of excellence to your wholesale range with our self locking machine mushroom head screws. Designed to stay put and deliver top-notch performance across various applications, they offer a perfect blend of quality and security.

MOQ: 10000pcs
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Technical drawing of a Self Locking Mushroom Head screw with labeled dimensions—ideal for comparing to Phillips flat-head screws.

(inch) #0 #1 #2 #3 #4 #5 #6 #8 #10 #12
P 80 64|72 56|64 48|56 40|48 40/44 32|40|48 32|36 24|32 24|28|32
dk max 0.131 0.164 0.194 0.226 0.27 0.289 0.321 0.384 0.448 0.511
dk min 0.119 0.149 0.18 0.211 0.241 0.272 0.303 0.364 0.425 0.487
k max 0.037 0.045 0.053 0.061 0.069 0.078 0.086 0.102 0.118 0.134
k min 0.029 0.037 0.044 0.051 0.059 0.066 0.074 0.088 0.103 0.118
M 0.056 0.064 0.097 0.103 0.105 0.121 0.151 0.166 0.181 0.241
No. 0 0 1 1 1 1 2 2 2 3
tmax 0.03 0.038 0.052 0.059 0.062 0.078 0.073 0.088 0.104 0.111
t min 0.012 0.02 0.034 0.042 0.044 0.06 0.048 0.063 0.079 0.086

 

(inch) 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4
P 20128|32 18|24|32 16|24|32 14|20|28 13|20|28 12|18/24 11|18/24 10|16|20
dk max 0.573 0.698 0.823 0.948 1.073 1.198 1.323 1.573
dk min 0.546 0.666 0.787 0.907 1.028 1.149 1.269 1.511
k max 0.15 0.183 0.215 0.248 0.28 0.312 0.345 0.41
k min 0.133 0.162 0.191 0.221 0.25 0.279 0.309 0.368
M 0.256 0.345 0.376 0.407 0.437 0.439 0.547 0.608
No. 3 4 4 4 4 4 5 5
tmax 0.126 0.173 0.206 0.237 0.268 0.282 0.289 0.351
t min 0.101 0.148 0.182 0.212 0.243 0.258 0.256 0.319

These exceptional screws showcase the epitome of intelligent engineering, with their threads precisely angled to prevent any unwanted movement once installed.

The self-locking feature ensures they stay firmly in place and can only be removed with a tool and a deliberate effort, assuring unparalleled reliability and security.

Crafted to perfection, the screws are designed for practicality without compromising strength.

The unique mushroom head adds to the ease of installation while providing a cleaner and more professional appearance.

Besides, from heavy-duty industrial equipment to intricate electronics, they serve a broad spectrum of applications, adding versatility to your inventory.

In summary, investing in our mushroom head screws ensures an unwavering commitment to quality.

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