View cart “Self Locking Nut” has been added to your cart. Castle Nut$0.81 Castle Nut. Castle Nut quantity Add to cart Like Tweet Pin it SKU: AN320-3 Category: Hardware Tags: Castle, Nut Additional information Additional information Weight 1 lbs Dimensions 9 × 7 × 1 in Brand Diamond, Mooney, Piper, Other Related products $1.30 Diamond, Mooney, Piper, OtherTinnerman Nut Add to cart $3.39 Diamond, Mooney, Piper, OtherLocking Nut Add to cart $0.70 Diamond, Mooney, Piper, OtherCastellated Nut Add to cart $4.18 Diamond, Mooney, Piper, OtherEngine Mount Nut Add to cart