5310-00-819-9008 WASHER,FLAT Index 5840-00-819-9011 DUSTSHIELD

National Stock Number:
5365-00-819-9009

Federal Supply Class:
5365

National Item Identification Number:
008199009

Description:
SPACER,RING

Detail:
A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see GASKET. For items manufactured from lubricated plastics, see BEARING, WASHER, THRUST. For items manufactured from lubricated felt, see FELT, MECHANICAL, PREFORMED. Excludes DISK, VALVE; INSULATOR WASHER; and SHIM. See also SPACER, PLATE and SPACER, SLEEVE.


Manufacturer Information:
800031718876U S ARMY AVIATION AND MISSILE COMMAND


Techincal Specification:
INSIDE DIAMETER0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
OUTSIDE DIAMETER0.250 INCHES NOMINAL
OVERALL THICKNESS0.037 INCHES MINIMUM AND 0.038 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-T-8506,TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 321 OR STEEL COMP 347
SURFACE TREATMENTPASSIVATE


Click here to Register for Free 30-day Trial