JW WINCO Knurled Screws; Knurled Hand Knobs: Knurled, Plastic w/ Steel Thread, M6 Thread
The JW WINCO Knurled Screws are knurled hand knobs with threaded stud, featuring a black plastic body with a steel M6 thread and 30 mm thread length (MPN 421-M6-30). 3G Electric interprets customer demand and…
SKU 3G-OTH-514772
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Product Description
The JW WINCO Knurled Screws are knurled hand knobs with threaded stud, featuring a black plastic body with a steel M6 thread and 30 mm thread length (MPN 421-M6-30). 3G Electric interprets customer demand and delivers genuine industrial equipment across 14 departments — and far more — with specialist depth in combustion, pumps and controls as an authorised distributor for brands including FBR, Interpump, Riello, Beckett, Schneider, ABB, Siemens, SKF, Festo, and Fluke.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What are JW WINCO knurled screws used for?
JW WINCO knurled screws are hand knobs with threaded studs used for manual clamping, adjustment, and positioning on machinery, fixtures, and industrial equipment. The black plastic body with steel M6 thread provides a comfortable grip and corrosion resistance in assembly and maintenance applications.
What are the specifications of JW WINCO 421-M6-30 knurled hand knobs?
The JW WINCO 421-M6-30 knurled hand knob has a black plastic body with a steel M6 thread and 30 mm thread length. It is a knurled screw type hand knob designed for manual tightening and adjustment in industrial settings.
Where to buy JW WINCO knurled screws worldwide?
3G Electric supplies JW WINCO knurled screws worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source genuine parts like the 421-M6-30 and deliver to any international destination. Contact us for pricing and lead time.
How to select the right JW WINCO knurled hand knob?
Select a JW WINCO knurled hand knob by matching thread size (M6), thread length (30 mm), and body material (plastic with steel thread) to your application. Ensure the knob diameter and knurling pattern provide adequate grip for manual operation without tools.
Used in
Common applications for JW WINCOJW WINCO Products
3G Electric supplies JW WINCO knurled knobs with threaded stud. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









