National Item Identification Number
01-213-4687
012134687
5365-01-213-4687
5365012134687
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)
29510
29510
29510
29510
Reference Numbers (Part Numbers)
21739R1
25533R1
390304C1
39304C1
Required Categories
MATERIAL
SURFACE TREATMENT
OVERALL THICKNESS
INSIDE DIAMETER
OUTSIDE DIAMETE
Required Description
STEEL CORROSION RESISTING
ZINC
0.054 INCHES MINIMUM AND
0.067 INCHES MAXIMUM;