Print this page
Split Ring Lock Washers Black Oxide 18-8 Stainless Steel

Black Oxide Stainless Steel Lock Washers

Medium Profile Split Ring Lock Washers

  • Used to prevent fasteners from loosening unintentionally
  • Split and bent to create a spring-like effect
  • Add extra pressure to fastener assembly resulting in higher resistance to rotation
  • 18-8 Stainless steel are corrosion resistant and durable
  • Suitable for fresh water applications
  • Black oxide finish for a sleek look and an added mild abrasion resistance
  • Infused with wax during the process
  • Complies with military specifications as a Class 4 Finish
  • Commonly used for:
    • Cars
    • Motorcycles
    • Guns
    • Knives
    • Anywhere a sleek black look is desired
Black Oxide Lock Washer Specifications
Washer Sizes Inner Diameter (ID) Outer Diameter (OD) Washer Thickness
#2 0.094" 0.172" 0.020"
#4 0.120" 0.209" 0.025"
#6 0.148" 0.250" 0.031"
#8 0.174" 0.293" 0.040"
#10 0.200" 0.334" 0.047"
1/4" 0.260" 0.487" 0.062"
5/16" 0.322" 0.583" 0.078"
3/8" 0.385" 0.680" 0.141"
1/2" 0.512" 0.869" 0.171"
This item qualifies for FREE SHIPPING on orders $99+
Select Products Below See Product Specifications
NA = "Not Sold In Single Quantity"

Size
Select Package Quantity
SubTotal
Lock Washer Black 18-8 SS - #2 (0.094 ID x 0.172 OD x 0.020 Thick)
SKU #12330002
Lock Washer Black 18-8 SS - #2 (0.094 ID x 0.172 OD x 0.020 Thick)
SKU #12330002
1
 NA
25
 $2.75 (0.11/ea)
100
 $7.00 (0.07/ea)
1000
 $30.00 (0.03/ea)
Subtotal: $0.00 /
Lock Washer Black 18-8 SS - #4 (0.120 ID x 0.209 OD x 0.025 Thick)
SKU #12330014
Lock Washer Black 18-8 SS - #4 (0.120 ID x 0.209 OD x 0.025 Thick)
SKU #12330014
1
 NA
25
 $2.75 (0.11/ea)
100
 $7.00 (0.07/ea)
1000
 $30.00 (0.03/ea)
Subtotal: $0.00 /
Lock Washer Black 18-8 SS - #6 (0.148 ID x 0.250 OD x 0.031 Thick)
SKU #12330026
Lock Washer Black 18-8 SS - #6 (0.148 ID x 0.250 OD x 0.031 Thick)
SKU #12330026
1
 NA
25
 $3.25 (0.13/ea)
100
 $8.00 (0.08/ea)
1000
 $60.00 (0.06/ea)
Subtotal: $0.00 /
Lock Washer Black 18-8 SS - #8 (0.174 ID x 0.293 OD x 0.040 Thick)
SKU #12330038
Lock Washer Black 18-8 SS - #8 (0.174 ID x 0.293 OD x 0.040 Thick)
SKU #12330038
1
 NA
25
 $4.00 (0.16/ea)
100
 $10.00 (0.1/ea)
1000
 $80.00 (0.08/ea)
Subtotal: $0.00 /
Lock Washer Black 18-8 SS - #10 (0.200 ID x 0.334 OD x 0.047 Thick)
SKU #12330050
Lock Washer Black 18-8 SS - #10 (0.200 ID x 0.334 OD x 0.047 Thick)
SKU #12330050
1
 NA
25
 $4.25 (0.17/ea)
100
 $11.00 (0.11/ea)
1000
 $100.00 (0.1/ea)
Subtotal: $0.00 /
Lock Washer Black 18-8 SS - 1/4" (0.260 ID x 0.487 OD x 0.062 Thick)
SKU #12330062
Lock Washer Black 18-8 SS - 1/4" (0.260 ID x 0.487 OD x 0.062 Thick)
SKU #12330062
1
 NA
25
 $7.75 (0.31/ea)
100
 $25.00 (0.25/ea)
1000
 $230.00 (0.23/ea)
Subtotal: $0.00 /
Lock Washer Black 18-8 SS - 5/16" (0.322 ID x 0.583 OD x 0.078 Thick)
SKU #12330074
Lock Washer Black 18-8 SS - 5/16" (0.322 ID x 0.583 OD x 0.078 Thick)
SKU #12330074
1
 NA
25
 $8.25 (0.33/ea)
100
 $27.00 (0.27/ea)
1000
 $240.00 (0.24/ea)
Subtotal: $0.00 /
Lock Washer Black 18-8 SS - 3/8" (0.385 ID x 0.680 OD x 0.141 Thick)
SKU #12330085
Lock Washer Black 18-8 SS - 3/8" (0.385 ID x 0.680 OD x 0.141 Thick)
SKU #12330085
1
 NA
25
 $9.00 (0.36/ea)
100
 $29.00 (0.29/ea)
1000
 $270.00 (0.27/ea)
Subtotal: $0.00 /
Lock Washer Black 18-8 SS - 1/2" (0.512 ID x 0.869 OD x 0.171 Thick)
SKU #12330098
Lock Washer Black 18-8 SS - 1/2" (0.512 ID x 0.869 OD x 0.171 Thick)
SKU #12330098
1
 $0.67 (0.67/ea)
25
 $15.25 (0.61/ea)
100
 $58.00 (0.58/ea)
1000
 $560.00 (0.56/ea)
Subtotal: $0.00 /
Product Specifications
Color
Black
Corrosion Resistant
Yes
Finish
Black Oxide
Grade
18-8
Material
Stainless Steel
Product Type
Split Ring Lock Washer
System of Measurement (Unit)
Inch
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances

Your item has been added to your wish list.

Login

Please login to your customer account to create or access your wish list.

Forgot Password?

If you don't have an account click here to register.

Tell a friend about Split Ring Lock Washers Black Oxide 18-8 Stainless Steel

Volume Pricing: Buy in volume, get a discount. The larger the pack, the lower the cost per piece. Visit the New Site Features Page for additional details.