Flat Washers Military Standard (MS) 800 Series 18-8 Stainless Steel
- #0-801 stainless steel ms flat washer
- Flat washers are used to distribute pressure from a fastener and nut across the surface of a material
- Act as a smooth flat surface for a nut or fastener to secure to
- 18-8 stainless steel ms flat washers are corrosion resistant
- 800 Series
- Extensive inspection and lot trackability
- Guaranteed quality for chemical, physical and dimensional aspects
- Meets Military Standards
Military Flat Washer Specifications
| Washer Size | Inner Diameter (ID) | Outer Diameter (OD) | Thickness |
| #0-801 | Max 0.078" - Min 0.075" | Max 0.187" - Min 0.185" | Max 0.025" - Min 0.016" |
| #2-802 | Max 0.093" - Min 0.090" | Max 0.250" - Min 0.200" | Max 0.025" - Min 0.016" |
| #4-803 | Max 0.125" - Min 0.115" | Max 0.250" - Min 0.230" | Max 0.028" - Min 0.027" |
| #4-804 | Max 0.125" - Min 0.115" | Max 0.312" - Min 0.302" | Max 0.040" - Min 0.025" |
| #6-805 | Max 0.156" - Min 0.150" | Max 0.312" - Min 0.302" | Max 0.048" - Min 0.027" |
| #6-806 | Max 0.156" - Min 0.150" | Max 0.375" - Min 0.365" | Max 0.065" - Min 0.036" |
| #8-807 | Max 0.187" - Min 0.177" | Max 0.375" - Min 0.365" | Max 0.065" - Min 0.036" |
| #8-841 | Max 0.188" - Min 0.178" | Max 0.438" - Min 0.428" | Max 0.065" - Min 0.036" |
| #10-808 | Max 0.218" - Min 0.208" | Max 0.437" - Min 0.427" | Max 0.065" - Min 0.036" |
| #10-809 | Max 0.250" - Min 0.240" | Max 0.562" - Min 0.556" | Max 0.080" - Min 0.051" |
| #10-842 | Max 0.219" - Min 0.209" | Max 0.500" - Min 0.495" | Max 0.065" - Min 0.036" |
| 1/4"-810 | Max 0.281" - Min 0.271" | Max 0.625" - Min 0.615" | Max 0.080" - Min 0.051" |
| 1/4"-811 | Max 0.312" - Min 0.302" | Max 0.750" - Min 0.730" | Max 0.080" - Min 0.051" |
| 5/16"-812 | Max 0.343" - Min 0.333" | Max 0.687" - Min 0.677" | Max 0.080" - Min 0.051" |
| 5/16"-813 | Max 0.375" - Min 0.365" | Max 0.875" - Min 0.865" | Max 0.104" - Min 0.064" |
| 3/8"-814 | Max 0.406" - Min 0.396" | Max 0.812" - Min 0.802" | Max 0.080" - Min 0.051" |
| 3/8"-815 | Max 0.437" - Min 0.417" | Max 1.000" - Min 0.950" | Max 0.104" - Min 0.064" |
| 7/16"-816 | Max 0.468" - Min 0.448" | Max 0.921" - Min 0.901" | Max 0.080" - Min 0.051" |
| 7/16"-817 | Max 0.500" - Min 0.495" | Max 1.250" - Min 1.150" | Max 0.104" - Min 0.064" |
| 1/2"-818 | Max 0.531" - Min 0.521" | Max 1.062" - Min 1.000" | Max 0.121" - Min 0.074" |
| 1/2"-819 | Max 0.562" - Min 0.552" | Max 1.375" - Min 1.325" | Max 0.132" - Min 0.086" |
| 5/8"-820 | Max 0.656" - Min 0.636" | Max 1.312" - Min 1.302" | Max 0.121" - Min 0.074" |
| 5/8"-821 | Max 0.687" - Min 0.677" | Max 1.750" - Min 1.650" | Max 0.160" - Min 0.108" |
| 3/4"-822 | Max 0.812" - Min 0.799" | Max 1.500" - Min 1.450" | Max 0.160" - Min 0.108" |
| 3/4"-823 | Max 0.812" - Min 0.799" | Max 2.000" - Min 1.900" | Max 0.177" - Min 0.122" |
| 7/8"-824 | Max 0.937" - Min 0.907" | Max 1.750" - Min 1.650" | Max 0.160" - Min 0.108" |
| 7/8"-825 | Max 0.937" - Min 0.907" | Max 2.250" - Min 2.150" | Max 0.192" - Min 0.136" |
| 1"-826 | Max 1.062" - Min 1.000" | Max 2.000" - Min 1.900" | Max 0.160" - Min 0.108" |
| 1"-827 | Max 1.062" - Min 1.000" | Max 2.500" - Min 2.400" | Max 0.192" - Min 0.136" |
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Product Specifications
Corrosion Resistant
Yes
Grade
18-8
Material
Stainless Steel
System of Measurement (Unit)
Inch
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
