5305-12-353-5565 SCREW,CAP,SOCKET HEAD Index 5310-12-354-3898 WASHER,FLAT

National Stock Number:
5310-12-354-2493

Federal Supply Class:
5310

National Item Identification Number:
123542493

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:
10007003-5Z8518BAE SYSTEMS AUSTRALIA LIMITED
10347006A486GNIMIKKEISTOKESKUS NCB FINLAND
7052253C7535KRAUSS-MAFFEI WEGMANN GMBH & CO. KGGESCHAEFTSBEREICH SERVICE DBA GESELLSCHAFT FUR LOGISTISCHEN SERVICE MBH
7058842C7535KRAUSS-MAFFEI WEGMANN GMBH & CO. KGGESCHAEFTSBEREICH SERVICE DBA GESELLSCHAFT FUR LOGISTISCHEN SERVICE MBH
316.103H2185MACHINE- EN APPARATENFABRIEK COMBIMAC B.V.
1077821S7023BOSSARD LTD FASTENERS
A03949031F9980JIGE INTERNATIONAL
Y00015423FAFH7SOFRAME
ISO7089-5-200HV-A3PI9008INTERNATIONAL ORGANIZATION FOR STANDARDIZATION (ISO)
BN343-M5S7023BOSSARD LTD FASTENERS


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HARDNESS RATING200 VICKERS OR FIRTH DIAMOND PYRAMID MINIMUM AND 300 VICKERS OR FIRTH DIAMOND PYRAMID MAXIMUM
HOLE DIAMETER5,3 MILLIMETERS NOMINAL
MATERIALSTEEL OVERALL
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER10,0 MILLIMETERS NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONISO4042, SCHLUESSEL A3P ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTZINC AND CHROMATE OVERALL
TEST DATA DOCUMENTI9008-ISO7089 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
THICKNESS1,0 MILLIMETERS NOMINAL


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