MCC 5051 covers METAL SERVICE CENTERS AND OFFICES merchants, classified under retail. To maximize rewards at these businesses, look for credit cards with broad spending bonuses or retail category multipliers. MCC Lookup Tool to find which cards earn bonus rewards here.
Businesses like U.S. Metal, Allegheny Ludlum, and Nucor use MCC 5051 for transactions involving metal fabrication, supply, and sales. Purchases of steel, aluminum sheets, and other metals are coded here.
Cardholders often mistake this code for general manufacturing expenses instead of recognizing it as specific to metal services and supplies.
MCC 5051 stands for Metal Service Centers and Offices. It is a four-digit Merchant Category Code used by payment networks to classify businesses in the retail category.
Merchants classified under MCC 5051 (Metal Service Centers and Offices) operate in the retail sector. Card networks assign this code during merchant onboarding based on the primary business activity.
MCC 5051 (Metal Service Centers and Offices) is not currently a dedicated bonus category for most major credit cards. For retail spending at these merchants, a flat-rate rewards card (1.5–2% on all purchases) is typically your most reliable option. Use our MCC Lookup Tool to find the best card for any specific merchant.
Currently, no credit cards in our database have a dedicated bonus category for MCC 5051 (Metal Service Centers and Offices). Most purchases posting with this code will earn base rewards (typically 1–1.5x on everyday cards). A flat-rate cashback card is the most predictable choice for retail spending.
MCC 5051 is assigned to businesses providing metal service centers and offices services. While this is a less common merchant category, any purchase that posts with code 5051 will be classified as 'Metal Service Centers and Offices' by your card issuer, which determines whether retail category bonuses apply to that transaction.
MCC 5051 (Metal Service Centers and Offices) and MCC 5013 (Motor vehicle supplies and new parts) are both in the retail category but cover distinct merchant types. MCC 5051 is used for metal service centers and offices businesses, while MCC 5013 is assigned to motor vehicle supplies and new parts merchants. Both may qualify for the same bonus category on your card — check your card's terms or use our MCC Lookup Tool to confirm.