5310-01-066-5485 NUT,SELF-LOCKING,CLINCH Index 5330-01-066-5487 O-RING

National Stock Number:
5310-01-066-5486

Federal Supply Class:
5310

National Item Identification Number:
010665486

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:
NAS1587-12L80205NATIONAL 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 DIAMETER0.757 INCHES MINIMUM AND 0.770 INCHES MAXIMUM
OVERALL DIAMETER1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6721 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6721 MIL SPEC 2ND MATERIAL RESPONSE OR QQ-S-763,COND A FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 321 OR STEEL COMP 347 OVERALL
MINIMUM TENSILE STRENGTH75000 POUNDS PER SQUARE INCH
PERIPHERAL SHAPE STYLEROUND
SPECIFICATION/STANDARD DATA80205-NAS1587 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SURFACE FINISH63.0 MICROINCHES TOP
SURFACE FINISH63.0 MICROINCHES BOTTOM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THICKNESS0.021 INCHES MINIMUM AND 0.041 INCHES MAXIMUM


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