5310-01-554-8405 NUT,SELF-LOCKING,HEXAGON Index 5310-01-553-8950 NUT,PLAIN,HEXAGON

National Stock Number:
5310-01-555-9405

Federal Supply Class:
5310

National Item Identification Number:
015559405

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:
90131A1032V507MCMASTER-CARR SUPPLY COMPANY
IGM3017467LS2I. G. MARSTON COMPANY


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.355 INCHES NOMINAL
OVERALL DIAMETER0.813 INCHES NOMINAL
MATERIALRUBBER NEOPRENE (USE RC0007) OVERALL
PERIPHERAL SHAPE STYLEROUND
SPECIAL FEATURESREINFORCED RUBBER WASHER PER MCMASTER-CARR CATALOG PAGE NO. 3147
THICKNESS0.095 INCHES NOMINAL


Click here to Register for Free 30-day Trial