Description
93405A106 Steel Pan Head Screws with Split Lock Washer 4-40 Thread Size 1/4″ Long RoHS. When compressed, the split lock washer flattens to add tension and prevent loosening from small amounts of vibration. Also known as Sems screws, the washer rotates freely but is permanently attached. A zinc plating provides corrosion resistance in wet environments.
Thread Size: 4-40
Length: 1/4″
Threading: Fully Threaded
Head Diameter: 0.219″
Head Height: 0.080″
Washer:
OD: 0.222″
Thickness: 0.034″
Drive Style: Phillips
Drive Size: No. 1
Material: Zinc-Plated Steel
Hardness: Rockwell B70
Tensile Strength: 60,000 psi
Screw Size Decimal Equivalent: 0.112″
Thread Type: UNC
Thread Spacing: Coarse
Thread Direction: Right Hand
Head Type: Rounded
Rounded Head Style: Pan
Rounded Head Profile: Standard
Screw Features: With Washer
Locking Type: Lock Washer
System of Measurement: Inch
Washer Type: Split Lock
Washer Material: Zinc-Plated Steel
Specifications Met: ASME B18.13
Manufacturer: Electronic Components
MFG Part #: 93405A106
