National Item Identification Number
01-318-5248
013185248
5365-01-318-5248
5365013185248
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)
Reference Numbers (Part Numbers)
AN960KD3616
NAS1149D3690K
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
SURFACE TREATMENT
SURFACE TREAT
Required Description
ALUMINUM ALLOY 2024 AND
ALUMINUM ALLOY 1230
QQ-A-250/T,T3 OR T4 FED SPEC SINGL