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91266A539 | Vibration-Resistant Flat Head Screws

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Product Number: 91266A539

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  • Description
Product Number 91266A539
System of Measurement Inch
Drive Style Hex
Head Type Flat
Locking Type Thread Locker
Threading Fully Threaded
Thread Direction Right Hand
Thread Fit Class 3A
Thread Size 1/4"-20
Thread Spacing Coarse
Thread Type UNC
Drive Size 5/32"
Screw Size Decimal Equivalent 0.250"
Length 5/8"
Material Black-Oxide Alloy Steel
Hardness Rockwell C39
Tensile Strength 130,000 psi
Specifications Met ASTM F835
Thread Locker Temperature Range -65° to 250° F
Thread Locker Type Nylon Patch
Countersink Angle 82°
Country of Origin Peoples Republic of China
Flat Head Profile Standard
Head Diameter 0.531"
Head Height 0.161"
Schedule B 731815.9000
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