5310-14-257-8472 NUT,PLAIN,CASTELLATED,HEXAGON Index 5310-14-257-9871 WASHER,FLAT

National Stock Number:
5310-14-257-9865

Federal Supply Class:
5310

National Item Identification Number:
142579865

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:
06520P004021F5448CEFA
13980-899-194756THE BOEING COMPANY
23111CA060F0111BUREAU NORMALISATION AERONAUTIQUEESPACE
23111CA060F0188BLANC AERO INDUSTRIES - GROUPE LISIAEROSPACE
23111CA060F0236SAINT CHAMOND GRANAT SA
23111CA060F0434ALIGN AEROSPACE FRANCE SAS
23111CA060F0554ARESIA VALENTON
23111CA060F1236PREAULT TECHNOLOGIES
23111CA060F2094SNEP
23111CA060F4871LEFEBVRE STE DES ANCIENS ETS PAUL SA
23111CA060F4957SAFRAN VENTILATION SYSTEMS
23111CA060F6760DEMAT SA
23111CA060F7411MECAERO ARCONIC FASTENING SYSTEMS AND RINGS TOULOUSE
3017685F0214ZODIAC AERO ELECTRIC
3017685F0280TELEFLEX SYNERAVIA SA
3031-194F1688GOODRICH ACTUATION SYSTEMS SAS VERNON
3031-194F6103LUCAS FRANCE SA DIV AEROSPACE FRANCE
3031-194FA3T0LUCAS AEROSPACE FMS SAS FILIALE DE LUCAS FRANCE SA
401534F0302SAFRAN TRANSMISSION SYSTEMS
9387151106S4080PILATUS AIRCRAFT LTD
9974060021F0228SAFRAN HELICOPTER ENGINES
BA-J01CA060F0188BLANC AERO INDUSTRIES - GROUPE LISIAEROSPACE
F300 0T 015 4931F6647SERVICE CENTRAL DES ACHATS DE LA MAINTENANCE
F300 0T 024 8753F6647SERVICE CENTRAL DES ACHATS DE LA MAINTENANCE
L23111-060CAF0111BUREAU NORMALISATION AERONAUTIQUEESPACE
L23111-60 CAF0222SKF AEROSPACE FRANCE
L23111-60CAF0111BUREAU NORMALISATION AERONAUTIQUEESPACE


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER6.25 MILLIMETERS MINIMUM AND 6.47 MILLIMETERS MAXIMUM
MATERIALSTEEL COMP Z3CN18-10 OVERALL
III HEAT TREATMENTAS FABRICATED
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER12.0 MILLIMETERS NOMINAL
SURFACE TREATMENTPASSIVATE OVERALL
THICKNESS1.2 MILLIMETERS NOMINAL


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