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National Stock Number:
5310-01-085-6767
Federal Supply Class:
5310
National Item Identification Number:
010856767
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:
| D78301 | 10988 | CNH INDUSTRIAL AMERICA LLC |
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Techincal Specification:
| MATERIAL | STEEL COMP 1045 OR | | STEEL COMP 1046 OR | | STEEL COMP 1548 OR | | STEEL COMP 1049 OR | | STEEL COMP 1050 OR | | STEEL COMP 1551 OR | | STEEL COMP 1552 OR | | STEEL COMP 1053 OR | | STEEL COMP 1055 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL | | SURFACE TREATMENT | ZINC OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | P-232,CL C,FSCM 10988 MFR REF SINGLE TREATMENT RESPONSE OVERALL | | CENTER HOLE SHAPE STYLE | ROUND | | HOLE DIAMETER | 0.880 INCHES NOMINAL | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 1.615 INCHES MINIMUM AND | | 1.623 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | THICKNESS | 0.115 INCHES MINIMUM AND | | 0.125 INCHES MAXIMUM | | HARDNESS RATING | 52.0 ROCKWELL C MINIMUM AND | | 55.0 ROCKWELL C MAXIMUM | | HEAT TREATMENT | QUENCHED AND | | TEMPERED | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 10988 | | DESIGN CONTROL REFERENCE | D78301 |
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