5306-00-946-5444 BOLT,INTERNALLY RELIEVED BODY Index 5306-00-946-5446 BOLT,CLOSE TOLERANCE

National Stock Number:
5365-00-946-5445

Federal Supply Class:
5365

National Item Identification Number:
009465445

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:
SS4007-4-3678286SIKORSKY AIRCRAFT CORPORATION
SS4007-4-36D1081AIRBUS DEUTSCHLAND GMBH -WERK BREMEN-


Techincal Specification:
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM
INSIDE DIAMETER0.250 INCHES NOMINAL
OUTSIDE DIAMETER0.375 INCHES NOMINAL
OVERALL THICKNESS0.360 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 416
SURFACE FINISH40.0 MICROINCHES LARGEST OUTSIDE DIAMETER
SURFACE FINISH63.0 MICROINCHES BORE
SURFACE TREATMENTPASSIVATE


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