National Item Identification Number
01-132-3851
011323851
5365-01-132-3851
5365011323851
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)
59364
70210
99193
Reference Numbers (Part Numbers)
S8168-33C0100F
S8168-33C0100F
S8168-33C0100F
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
OVERALL THICKNESS
INSIDE DIAMET
Required Description
STEEL COMP 302 OR
STEEL COMP 304L OR
STEEL COMP 321 OR
STEEL COMP 347
MIL-S-
