5325-01-523-9100 GROMMET,NONMETALLIC Index 5998-01-523-9102 CIRCUIT CARD ASSEMBLY

National Stock Number:
5310-01-523-9101

Federal Supply Class:
5310

National Item Identification Number:
015239101

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:
NAS1515K08L80205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
NAS1515K08L81205THE BOEING COMPANY


Techincal Specification:
MATERIALRUBBER ISOBUTYLENE-ISOPRENE CLASS IIR OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.169 INCHES MINIMUM AND
0.395 INCHES MAXIMUM
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER0.370 INCHES MINIMUM AND
0.395 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
THICKNESS0.015 INCHES MINIMUM AND
0.047 INCHES MAXIMUM
SPECIAL FEATURESEDGE OF CENTER HOLE COLOR CODED ORANGE; WASHER IS INORGANIC ESTER RESISTANT; USED ON VALUE GUAGE INSTALLATION - BRAKE ACCUMULATOR CHARGING (LANDING GEAR ONLY)


Click here to Register for Free 30-day Trial