National Item Identification Number
00-620-6646
006206646
5365-00-620-6646
5365006206646
National Stock Number
Item Name
SPACER,RING
Federal Supply Class
5365
Description
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.
Commercial and Government Entity Code (Supplier Data)
77445
Reference Numbers (Part Numbers)
PWA52858
Required Categories
MATERIAL
OVERALL THICKNESS
INSIDE DIAMETER
OUTSIDE DIAMETER
III PART NAME AS
Required Description
STEEL COMP 4140
0.313 INCHES NOMINAL
3.942 INCHES NOMINAL
4.750 INCHES NOMINA