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National Stock Number:
5310-00-281-3552
Federal Supply Class:
5310
National Item Identification Number:
002813552
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:
| 10803 | 73475 | SCHNEIDER ELECTRIC SYSTEMS USA INC | | 10803 | 77783 | ALCOA/REYNOLDS METALS COMPANY | | 3244091 | 24617 | GENERAL MOTORS CORP | | 3244091 | 55380 | HATCH & KIRK, INC. | | 3244091 | 72915 | GENERAL MOTORS CORP ELECTRO-MOTIVE DIV | | 10803 | 80625 | ROBERTSHAW CONTROLS CO EXECUTIVE OFFICE | | 3244091AN | 24617 | GENERAL MOTORS CORP | | 5095RPC55 | 50024 | COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE FM/ALCO | | 72-2051-181 | 50024 | COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE FM/ALCO | | 3244091AN | 55380 | HATCH & KIRK, INC. | | 3244091AN | 72915 | GENERAL MOTORS CORP ELECTRO-MOTIVE DIV | | 5095RPC55 | 7PZX0 | FAIRBANKS MORSE, LLC | | 3244091 | 7X677 | GENERAL MOTORS LLC | | 3244091AN | 7X677 | GENERAL MOTORS LLC | | 72-20510-181 | 50024 | COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE FM/ALCO | | E84C417 REF N0-16 50921-R | 73475 | SCHNEIDER ELECTRIC SYSTEMS USA INC | | E84C417 REF NO-16 50921-R | 73475 | SCHNEIDER ELECTRIC SYSTEMS USA INC | | 72-20510-181 | 7PZX0 | FAIRBANKS MORSE, LLC | | 72-2051-181 | 7PZX0 | FAIRBANKS MORSE, LLC |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.945 INCHES MINIMUM AND 0.955 INCHES MAXIMUM | | OVERALL DIAMETER | 1.537 INCHES MINIMUM AND 1.547 INCHES MAXIMUM | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.047 INCHES MINIMUM AND 0.078 INCHES MAXIMUM |
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