CONCAVE LOCK NUT
| Catalog No. | Nominal Size & Threads (inches) | Approx. Ship Wt. (lb per 100 pcs) | Std. Pkg. Qty. |
| P8582 | 1/2 -13 | 3.0 | 500 |
| P8583 | 5/8 -11 | 4.2 | 800 |
| P8584 | 3/4-10 | 5.4 | 1000 |
| P8584-1/2 | 7/8-9 | 8.0 | 500 |
*MF Type lock nuts are used to make tight connections between bolts and nuts.
M-F Lock Nuts – Regular – Square Type
Hot Dip Galvanized
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