Lock washers are usually affixed to the fastener's nut side. The spring tension exerted by lock washers prevents the fastener from vibrating loose.
37NLOC
$7.60 /Box of 100 Only $0.08 Each
.30NLOCZ
$6.40 /Box of 10 Only $0.64 Each
31NLDLZ
$0.89 /Pair
.22NLOCZ
$21.78 /Box of 50 Only $0.44 Each
43NLETZ
$8.97 /Box of 100 Only $0.09 Each
100NLDLZ
$4.49 /Pair
10NLITS
$5.19 /Box of 100 Only $0.05 Each
125NLOCG
$161.10 /Box of 50 Only $3.22 Each
62NLITS
$35.32 /Box of 100 Only $0.35 Each
25NLETS
$3.79 /Box of 100 Only $0.04 Each
62NLITZ
$19.53 /Box of 100 Only $0.20 Each
6NLOCS
$2.55 /Box of 100 Only $0.03 Each
100NLOCZ
$19.00 /Box of 50 Only $0.38 Each
8NLETZ
$2.96 /Box of 100 Only $0.03 Each
75NLHC
$36.10 /Box of 50 Only $0.72 Each
75NLITZ
$30.40 /Box of 100 Only $0.30 Each
100NLOCS
$83.57 /Box of 50 Only $1.67 Each
8NLETS
$2.81 /Box of 100 Only $0.03 Each
37NLETS
$8.94 /Box of 100 Only $0.09 Each
50NLITS
$16.13 /Box of 100 Only $0.16 Each
31NLOCI
$14.87 /Box of 100 Only $0.15 Each
8NLOCZ
$2.28 /Box of 100 Only $0.02 Each
8NLOC3
$2.48 /Box of 100 Only $0.02 Each
87NLDLZ
$6.60 /Pair