5310-01-068-4601 WASHER,FLAT Index 5330-01-068-4603 SEAL,PLAIN ENCASED

National Stock Number:
5310-01-068-4602

Federal Supply Class:
5310

National Item Identification Number:
010684602

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.


Manufacturer Information:
NAS1401-3-380205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.193 INCHES MINIMUM AND 0.213 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-698,TEMPER 1/2 HARD FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-698,TEMPER HARD FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-698,TEMPER 1/2 HARD FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-698,TEMPER HARD FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-698,TEMPER 1/2 HARD FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-698,TEMPER HARD FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-698,TEMPER 1/2 HARD FED SPEC 4TH MATERIAL RESPONSE OR QQ-S-698,TEMPER HARD FED SPEC 4TH MATERIAL RESPONSE OR QQ-S-698,TEMPER 1/2 HARD FED SPEC 5TH MATERIAL RESPONSE OR QQ-S-698,TEMPER HARD FED SPEC 5TH MATERIAL RESPONSE OR MIL-S-7952 MIL SPEC 5TH MATERIAL RESPONSE OR MIL-S-7952 MIL SPEC 6TH MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OR STEEL COMP 1025 OVERALL
SPECIAL FEATURES0.060 IN. RADIUS ALL CORNERS,0.090 IN. RADIUS ONE SIDE
PERIPHERAL SHAPE STYLESQUARE
SPECIFICATION/STANDARD DATA80205-NAS1401 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
WIDTH ACROSS FLATS0.430 INCHES MINIMUM AND 0.490 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
THICKNESS0.090 INCHES NOMINAL


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