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National Stock Number:
5310-12-354-0405
Federal Supply Class:
5310
National Item Identification Number:
123540405
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.
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Manufacturer Information:
| 04250520941673 | D2732 | SCHRAUBEN UND DRAHT UNION GMBH &CO. KG | | 04250520942205 | D2732 | SCHRAUBEN UND DRAHT UNION GMBH &CO. KG | | 1606123 | S7023 | BOSSARD LTD FASTENERS | | 7058524 | C7535 | KRAUSS-MAFFEI WEGMANN GMBH & CO. KGGESCHAEFTSBEREICH SERVICE DBA GESELLSCHAFT FUR LOGISTISCHEN SERVICE MBH | | BN343-M8 | S7023 | BOSSARD LTD FASTENERS | | ENISO7089-8-200HV-A3P | I9006 | COMITE EUROPEEN DE NORMALISATION | | ISO7089-8-200HV-A3P | I9008 | INTERNATIONAL ORGANIZATION FOR STANDARDIZATION (ISO) |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HARDNESS RATING | 200 VICKERS OR FIRTH DIAMOND PYRAMID MINIMUM AND 300 VICKERS OR FIRTH DIAMOND PYRAMID MAXIMUM | | HOLE DIAMETER | 8,4 MILLIMETERS NOMINAL | | MATERIAL | STEEL OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 16,0 MILLIMETERS NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ISO4042, SCHLUESSEL A3P ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ZINC AND CHROMATE OVERALL | | TEST DATA DOCUMENT | I9008-ISO7089 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). | | THICKNESS | 1,6 MILLIMETERS NOMINAL |
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