Y12-4-S – Genuine ARO (Ingersoll Rand) replacement nut, part number Y12-4-S. The original part listing describes this item as “Nut Hex & Hex Jam Course Threads”. It is intended for compatible ARO equipment.
Y12-4-S
£5.22
Y12-4-S – Nut Hex & Hex Jam Course Threads
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