Grainger Flap Disc: Type 27
The APPROVED VENDOR Flap Disc Type 27 is a high-performance flap disc for carbon and stainless steel, featuring a 4-1/2" diameter, 5/8"-11 connector size, 120 grit, and zirconia alumina abrasive on a plastic backing…
SKU 3G-OTH-540640
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Product Description
The APPROVED VENDOR Flap Disc Type 27 is a high-performance flap disc for carbon and stainless steel, featuring a 4-1/2" diameter, 5/8"-11 connector size, 120 grit, and zirconia alumina abrasive on a plastic backing (Series XB1186, MPN 78072775462).
Frequently Asked Questions
What is the APPROVED VENDOR Flap Disc Type 27 used for?
This flap disc is designed for blending, finishing, and deburring carbon and stainless steel. Its 120-grit zirconia alumina abrasive on a plastic backing delivers consistent surface preparation and weld cleanup across metal fabrication, maintenance, and repair applications.
What are the specifications of the APPROVED VENDOR Flap Disc 78072775462?
The disc has a 4-1/2" diameter with a 5/8"-11 connector size, 120 grit, and zirconia alumina abrasive on a plastic backing. It is Type 27, Series XB1186, manufactured by APPROVED VENDOR under MPN 78072775462.
Where to buy the APPROVED VENDOR Flap Disc 78072775462 worldwide?
3G Electric supplies the APPROVED VENDOR Flap Disc 78072775462 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility, ensuring you receive the correct abrasive for your metalworking operations.
How to select the right flap disc grit for carbon steel?
For aggressive stock removal on carbon steel, use a coarser grit like 40 or 60. For finer finishing, 120 grit, as on this APPROVED VENDOR disc, is ideal for blending and light deburring. Always match the abrasive material—zirconia alumina works well on both carbon and stainless steel.
Grainger Products
3G Electric supplies Grainger high-performance flap discs for carbon & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

