Product Details | FLAT WASHER

5310-00-531-0243 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.

Part Alternates: 5310-00-531-0243, 00-531-0243, 5310005310243, 005310243

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 00-531-0243

Drawings & Photos | NSN 5310-00-531-0243


Cross Reference | NSN 5310-00-531-0243

Part Number Cage Code Manufacturer
100251-400 61298 CIPHER DATA PRODUCTS INC
24-00162-005 K0268 RAYTHEON SYSTEMS LTD
25103 19315 HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER BENDIX NAVIGATION AND
25103 64547 HONEYWELL INTERNATIONAL INC DBA HONEYWELL
25103 99551 GOODRICH CORPORATION DIV POWER TRANSMISSION SYSTEMS
25103HC 24740 HOLLY-SIEGLER DIV LEAR SIEGLER INC
307 06840 BENDIX CORP THE
307 14892 BENDIX CORP THE BRAKE AND STEERING DIV
310-0740-450 13499 ROCKWELL COLLINS, INC. DBA GOVERNMENT SYSTEMS
7F3529 D9182 BOSCH REXROTH GMBH LOHMANN +STOLTERFOHT
82560-51 D9182 BOSCH REXROTH GMBH LOHMANN +STOLTERFOHT
B68289 K0967 MBDA UK LTD
NAS620-8 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES

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Technical Data | NSN 5310-00-531-0243

Characteristic Specifications
MATERIAL STEEL COMP 1020 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OVERALL
HOLE DIAMETER 0.182 INCHES MINIMUM AND 0.193 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE 1 ROUND
OVERALL DIAMETER 0.258 INCHES MINIMUM AND 0.273 INCHES MAXIMUM
CENTER HOLE SHAPE STYLE 1 ROUND
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
THICKNESS 0.014 INCHES MINIMUM AND 0.018 INCHES MAXIMUM

Restrictions/Controls & Freight Information | NSN 5310-00-531-0243

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information