MAROTTA CONTROLS, INC. | 99657 |
MAROTTA CONTROLS, INC. | 99657 |
CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
HOLE DIAMETER | 0.375 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
PERIPHERAL SHAPE STYLE | ROUND |
CENTER HOLE SHAPE STYLE | ROUND |
THICKNESS | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |
OVERALL DIAMETER | 0.810 INCHES MINIMUM AND 0.820 INCHES MAXIMUM |
MATERIAL | STEEL CORROSION RESISTING OVERALL |
MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072 FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch ( .8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be . 6 inches ( .15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be . 16 inches ( .4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items. |