Comparison : Item # BB-10425, Split Lock Washer, Hi Collar, Thru Hardened, Plain (Inch)
Item # BB-10426, Split Lock Washer, Hi Collar, Thru Hardened, Plain (Inch)
Item # BB-10427, Split Lock Washer, Hi Collar, Thru Hardened, Plain (Inch)
Item # BB-10428, Split Lock Washer, Hi Collar, Thru Hardened, Plain (Inch)
Item # BB-10429, Split Lock Washer, Hi Collar, Thru Hardened, Plain (Inch)