OSG Screw Thread Insert STI Tap: Spiral Point, 5/16"-18 UNC, H3 / 2B-3B, 3 Flute
The OSG Screw Thread Insert STI Tap is a spiral-point tap for multiple materials, specified as 5/16"-18 UNC with H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer (MPN 31401008). 3G Electric interprets this demand…
SKU 3G-OTH-284751
Local availability & support — the Philippines
- Delivery
- 5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
- Payment
- Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
- Ships to
- Manila, Quezon City, Cebu, Davao, Batangas
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Product Description
The OSG Screw Thread Insert STI Tap is a spiral-point tap for multiple materials, specified as 5/16"-18 UNC with H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer (MPN 31401008). 3G Electric interprets this demand and supplies this genuine industrial tool, backed by specialist expertise across 14 departments including machining, electrical, and power transmission.
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 is an OSG Screw Thread Insert STI Tap used for?
An OSG Screw Thread Insert STI Tap is used to cut internal threads in multiple materials for installing screw thread inserts. It is commonly applied in aerospace, automotive, and general manufacturing where strong, wear-resistant threads are required in softer base materials.
What are the specifications of the OSG STI Tap 31401008?
The OSG STI Tap 31401008 is a spiral-point tap with a 5/16"-18 UNC thread size, H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is designed for threading multiple materials and is manufactured by OSG under MPN 31401008.
Where to buy OSG STI Taps worldwide?
You can source OSG STI Taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this OSG tap.
How to select the correct OSG STI Tap for an application?
To select the correct OSG STI Tap, match the thread size and pitch (e.g., 5/16"-18 UNC) to your insert requirements. Verify the tolerance class (H3 / 2B-3B) and chamfer type (plug) for the material being tapped. OSG taps are designed for multiple materials, so confirm compatibility with your workpiece.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG spiral-point sti taps for multiple materials. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
