5310-01-123-0912 WASHER,FLAT Index 5310-01-123-0914 WASHER,FLAT

National Stock Number:
5310-01-123-0913

Federal Supply Class:
5310

National Item Identification Number:
011230913

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:
10109399A486GNIMIKKEISTOKESKUS NCB FINLAND
5310PL07872629009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
AN960-JD51688044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AN960JD51688044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AN960JD516A0126LEONARDO SPA HELICOPTERS DIVISION -PRODUCTION SITE
AN960JD516K0668LEONARDO UK LTD
NAS1149D0563J0P012H. V. MODY, INC.
NAS1149D0563J80205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
FF-W-9281348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC


Techincal Specification:
MATERIALALUMINUM ALLOY 2024 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/5,TEMPER T3 FED SPEC SINGLE MATERIAL RESPONSE OR
QQ-A-250/5,TEMPER T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.318 INCHES MINIMUM AND
0.338 INCHES MAXIMUM
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER0.557 INCHES MINIMUM AND
0.582 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
THICKNESS0.057 INCHES MINIMUM AND
0.069 INCHES MAXIMUM
NONDEFINITIVE SPEC/STD DATAA TYPE AND
1 GRADE AND
D CLASS
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEAN960JD516
MANUFACTURERS CODE81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEFF-W-92


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