National Item Identification Number
00-004-1720
000041720
5365-00-004-1720
5365000041720
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)
00198
Reference Numbers (Part Numbers)
3017368CL9
Required Categories
MATERIAL
HARDNESS RATING
OVERALL THICKNESS
INSIDE DIAMETER
OUTSIDE DIAMETER;
Required Description
STEEL
32.0 ROCKWELL C MINIMUM AND
38.0 ROCKWELL C MAXIMUM
0.088 INCHES MINIMU
