National Item Identification Number

00-579-5029
005795029
5365-00-579-5029
5365005795029

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)

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83445

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83455

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CRYSTAL SOAP AND CHEMICAL CO INC
SUB OF HUNTINGTON LABORATORIES INC
8TH AND MOYERS RD
550
LANSDALE
PA
19446
215-997-2300

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18876

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Reference Numbers (Part Numbers)

51339-2
51339-2
8526728

Required Categories

MATERIAL
SURFACE TREATMENT
OVERALL THICKNESS
INSIDE DIAMETER
OUTSIDE DIAMETE

Required Description

STEEL
CADMIUM
0.125 INCHES NOMINAL
0.652 INCHES NOMINAL
0.750 INCHES NOMINAL