USA INDUSTRIALS Pan Head Sealing Machine Screw
USA INDUSTRIALS Pan Head Sealing Machine Screws (#4-40 Thread Size, 1/2 in Lg) with a Phillips drive and silicone rubber O-ring. Supplied as a 10-pack in plain stainless steel, these screws are designed for…
SKU 3G-OTH-747150
Also listed as: ZSCRW789 · ZSCRW 789
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
USA INDUSTRIALS Pan Head Sealing Machine Screws (#4-40 Thread Size, 1/2 in Lg) with a Phillips drive and silicone rubber O-ring. Supplied as a 10-pack in plain stainless steel, these screws are designed for applications requiring a sealed fastening solution.
Frequently Asked Questions
What is a pan head sealing machine screw used for?
A pan head sealing machine screw with a silicone rubber O-ring is used to create a leak-resistant fastening in applications such as fluid handling, pneumatic systems, and enclosures. The O-ring compresses under the head to seal against moisture, dust, and low-pressure fluids.
What are the specifications of USA INDUSTRIALS ZSCRW-789?
The USA INDUSTRIALS ZSCRW-789 is a #4-40 thread size, 1/2 in long, pan head, Phillips drive machine screw. It is made of plain stainless steel, has a #1 drive size, and includes a silicone rubber O-ring. Supplied as a 10-pack.
Where to buy USA INDUSTRIALS sealing machine screws worldwide?
3G Electric supplies USA INDUSTRIALS pan head sealing machine screws worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the ZSCRW-789 10-pack.
How to install a pan head sealing screw with O-ring?
Install the screw with the silicone O-ring seated under the head. Drive with a #1 Phillips bit to the recommended torque for #4-40 stainless steel. Avoid over-tightening, which can damage the O-ring and reduce sealing effectiveness. Ensure the mating surface is clean and flat.
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3G Electric supplies USA INDUSTRIALS pan head sealing machine screws. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
