OSG Straight Flute Tap: #4-48 UNF, H1 / 2B-3B, 3 Flute, Plug Chamfer
The OSG Straight Flute Tap (#4-48 UNF) is a general purpose hand tap with a plug chamfer, made from high-speed steel. It features 3 flutes and is rated H1 / 2B-3B (MPN 1002500). 3G Electric interprets demand and…
SKU 3G-OTH-221716
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Product Description
The OSG Straight Flute Tap (#4-48 UNF) is a general purpose hand tap with a plug chamfer, made from high-speed steel. It features 3 flutes and is rated H1 / 2B-3B (MPN 1002500). 3G Electric interprets demand and delivers this genuine industrial tap across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.
Frequently Asked Questions
What is the OSG Straight Flute Tap #4-48 UNF used for?
The OSG Straight Flute Tap #4-48 UNF is a general-purpose hand tap designed for threading small-diameter holes in metal. It is commonly used in precision machining, automotive, and aerospace applications where accurate internal threads are required. The plug chamfer allows for easy starting in through or blind holes.
What are the specifications of the OSG Straight Flute Tap #4-48 UNF?
The OSG Straight Flute Tap has a #4-48 UNF thread size, H1 limit, and is rated for 2B-3B class fit. It features 3 flutes, a plug chamfer, and is made from high-speed steel. The manufacturer part number is 1002500, and the SKU is 33YP63. It is designed for general-purpose hand tapping.
Where to buy OSG Straight Flute Tap #4-48 UNF worldwide?
You can source the OSG Straight Flute Tap #4-48 UNF 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; we supply this tap to customers across industries.
How to select the correct OSG Straight Flute Tap for my application?
To select the correct OSG Straight Flute Tap, match the thread size (#4-48 UNF) and class fit (2B-3B) to your hole requirements. For blind holes, use a plug chamfer; for through holes, a taper chamfer may be preferred. Ensure the tap material (high-speed steel) suits the workpiece hardness. Consult OSG's technical data for guidance.
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3G Electric supplies OSG general purpose hand taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















