NSN 5310-01-276-1658

Part Details | FLAT WASHER

5310-01-276-1658 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.

Alternate Parts: LLHX56489, LL-HX5-6489, KHG122J, TW51610045T, TW-516-10-045-T, 5310-01-276-1658, 01-276-1658, 5310012761658, 012761658

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53APR 05, 198801-276-165813393 ( WASHER, FLAT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR

ROUND

ROUND

Cross Reference | NSN 5310-01-276-1658
Part Number Cage Code Manufacturer
LL-HX5-648914153DEFENSE LOGISTICS AGENCYDBA DEFENSE SUPPLY CENTER
KHG122J02750EATON AEROSPACE LLCDIV FLUID & ELECTRICAL DISTRIBUTION
TW-516-10-045-T08289THE DELBERT BLINN CO INC
Technical Data | NSN 5310-01-276-1658
Characteristic Specifications
HOLE DIAMETER0.210 INCHES MAXIMUM AND 0.190 INCHES MINIMUM
PERIPHERAL SHAPE STYLE ROUND
OVERALL DIAMETER0.290 INCHES MAXIMUM AND 0.270 INCHES MINIMUM
CENTER HOLE SHAPE STYLE ROUND
CROSS-SECTIONAL SHAPE STYLE RECTANGULAR
THICKNESS0.055 INCHES MAXIMUM AND 0.035 INCHES MINIMUM
TEST DATA DOCUMENT81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
SPECIAL TEST FEATURESSPECIAL QUALITY CONTROL TESTING
DEPARTURE FROM CITED DOCUMENTAS MODIFIED BY MATERIAL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS.
CRITICALITY CODE JUSTIFICATIONZZZY
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER,FLAT