5310-01-162-7915 WASHER,FLAT Index 5310-01-162-7918 WASHER,FLAT

National Stock Number:
5310-01-162-7916

Federal Supply Class:
5310

National Item Identification Number:
011627916

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:
10109883A486GNIMIKKEISTOKESKUS NCB FINLAND
74A800866-200176301THE BOEING COMPANY


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM
LENGTH0.744 INCHES NOMINAL
OUTSIDE RADIUS0.156 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/13,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 7075 OVERALL
PERIPHERAL SHAPE STYLEELLIPTICAL
WIDTH0.312 INCHES NOMINAL
THICKNESS0.032 INCHES NOMINAL


Click here to Register for Free 30-day Trial