6625-00-275-8288 AMMETER Index 5310-00-275-8300 WASHER,SHOULDERED

National Stock Number:
5310-00-275-8298

Federal Supply Class:
5310

National Item Identification Number:
002758298

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:
3076-54ALT5PCV396169ELECTRIC BOAT CORPORATION
417-4903-68706PCP380064NAVAL SHIP SYSTEMS COMMAND
571-4900-1302803REVAPC2180064NAVAL SHIP SYSTEMS COMMAND
K1-4900-1000294ALT5PCV380064NAVAL SHIP SYSTEMS COMMAND
478-417PCP381316PORTSMOUTH NAVAL SHIPYARD


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.562 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL AND COPPER OVERALL
OVERALL DIAMETER1.250 INCHES NOMINAL
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.062 INCHES NOMINAL


Click here to Register for Free 30-day Trial