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National Stock Number:
5310-01-426-7082
Federal Supply Class:
5310
National Item Identification Number:
014267082
Description:
WASHER,FLAT
Detail:
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 (0.8 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 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) 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.
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Manufacturer Information:
| 68A410653-2001A | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AA-A-630,COMP2 FED SPEC 1ST TREATMENT RESPONSE OVERALL | | CENTER HOLE SHAPE STYLE | ROUND | | HOLE DIAMETER | 0.265 INCHES NOMINAL | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 1.130 INCHES NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | THICKNESS | 0.190 INCHES NOMINAL | | SPECIAL FEATURES | FIRST SIDE HAS CHAMFER ANGLE OF 15 DEG SECOND SIDE HAS CHAMFER ANGLE OF30 DEG | | CRITICALITY CODE JUSTIFICATION | SUPP | | SUPPLEMENTARY FEATURES | ITEM IS NOT CSI BUT HAS CRITICAL FEATURES SUCH AS HEAT TREATMENT, SURFACE FINISH, OR MATERIAL TYPE AND SPECIAL INSP. REQ.S SUCH AS MAGNETIC PARTICLE INSP. OR FLUORESCENT PENETRANT INSPECTION |
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