Home 4-40 x 1/4" SEMS Screws / External Tooth Washer / Phillips / Pan Head / Steel / Black Zinc (Quantity: 10,000 pcs)

4-40 x 1/4" SEMS Screws / External Tooth Washer / Phillips / Pan Head / Steel / Black Zinc (Quantity: 10,000 pcs)

Availablity: In stock
Pan Phillips External
SEMS / Machine Screws
Manufactured to ASME B18.13a and SAE J82 specifications
Fully Threaded
Steel Black Zinc

SKU: 358665

$272.99
In stock
SKU
358665
A machine screw and free-spinning lock-washer manufactured as one assembly. External Tooth SEMS: Preferred over the internal tooth style as the teeth provide greater torsional resistance being on the larger radius.
More Information
EAN 8945136269650
Material Steel
Size #4-40
RoHS On Request
Technical File 1 pdf
Technical File 2 pdf
Technical File 3 pdf
Carton Quantity 10000
Unit of Measure Pounds
Drive Style Phillips
Finish Black Zinc
Head Style Pan Head
Length 1/4"
Measurement System Inch
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You're reviewing:4-40 x 1/4" SEMS Screws / External Tooth Washer / Phillips / Pan Head / Steel / Black Zinc (Quantity: 10,000 pcs)