Military Standard - Recessed Washer - MS20002C7
Genuine OEM Parts
Description: Recessed Washer
Part Number: MS20002C7
Product Overview
A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.
Specifications
| Hole Diameter | : | 0.441" Inches Minimum and 0.451" Inches Maximum | |
| Outside Diameter | : | 0.771" Inches Minimum and 0.791" Inches Maximum | |
| Recess Diameter | : | 0.543" Inches Minimum and 0.557" Inches Maximum | |
| Material Thickness | : | 0.068" Inches Minimum and 0.088" Inches Maximum | |
| Recess Angle | : | 89.0°Minimum and 91.0°Maximum | |
| Material | : | Steel comp 1330 overall or steel comp 4130 overall | |
| Material Document and Classification | : | 66 fed std all material responses overall | |
| Surface Treatment | : | Cadmium overall and chromate overall | |
| Surface Treatment Document and Classification | : | QQ-P-416, ty 2, cl 3 fed spec single treatment response overall | |
| Style Designator | : | Recessed |
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