3120-01-347-2421 BEARING,SLEEVE Index 3130-01-347-2423 CAP,PILLOW BLOCK

National Stock Number:
5310-01-347-2422

Federal Supply Class:
5310

National Item Identification Number:
013472422

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:
95-635D0703CARL ZEISS AG
95.63503950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
95.63511871RECON/OPTICAL, INC.
95.63580294BOURNS INSTRUMENTS INC
95.635D0703CARL ZEISS AG


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