NSN 5310-00-205-8491

Part Details | FLAT WASHER

5310-00-205-8491 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: 1779227, 177922-7, MS200027, MS20002-7, NAS1437, NAS143-7, MS200027, MS20002-7, GW10B7B, 938.75.11.124, Z00.N5741532472, 5310-00-205-8491, 00-205-8491, 5310002058491, 002058491

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-205-849113393 ( WASHER, FLAT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR

ROUND

ROUND

Cross Reference | NSN 5310-00-205-8491
Part Number Cage Code Manufacturer
177922-771791CURTISS-WRIGHT CONTROLS, INC.DBA CURTISS WRIGHT
MS20002-796906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
NAS143-780205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
MS20002-780205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
GW10B7B26512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
938.75.11.124S4080PILATUS AIRCRAFT LTD
Z00.N5741532472F0086SOCATADBA SOCATA
Technical Data | NSN 5310-00-205-8491
Characteristic Specifications
HARDNESS RATINGRCB25.0 ROCKWELL C MAXIMUM AND 32.0 ROCKWELL C MAXIMUM
HOLE DIAMETER0.441 INCHES MINIMUM AND 0.451 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE ROUND
OVERALL DIAMETER0.771 INCHES MINIMUM AND 0.791 INCHES MAXIMUM
CENTER HOLE SHAPE STYLE ROUND
CROSS-SECTIONAL SHAPE STYLE RECTANGULAR
THICKNESS0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH