Part Number: 2640-667X1PC7

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CONDITION:
NS
ELECTRIC BOAT CORPORATION96169
ELECTRIC BOAT CORPORATION96169
ELECTRIC BOAT CORPORATION96169
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.876 INCHES MINIMUM AND 0.878 INCHES MAXIMUM
PERIPHERAL SHAPE STYLEROUND
CENTER HOLE SHAPE STYLEROUND
THICKNESS0.123 INCHES MINIMUM AND 0.125 INCHES MAXIMUM
OVERALL DIAMETER1.246 INCHES MINIMUM AND 1.248 INCHES MAXIMUM
MATERIALPLASTIC ACETAL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONDELRIN AF TY 13B,FSCM 19793 MFR REF SINGLE MATERIAL 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.