Osg 3G-OTH-213025 — Technical Specifications

The OSG Spiral Flute Tap (SKU 54MG31) is an oversized spiral-flute tap for steel and stainless steel, with a 2"-4.5 UNC thread size. It features a modified bottoming chamfer, 4 flutes, and H12 / 2B-3B tolerance class (MPN 1650508708). 3G Electric interprets demand and sources this genuine OSG tap across 14 industrial departments, with specialist depth in combustion, pumps, and controls as an authorised distributor.