5310-00-822-4254 WASHER,FLAT Index 5310-00-822-4256 WASHER,FLAT

National Stock Number:
5365-00-822-4255

Federal Supply Class:
5365

National Item Identification Number:
008224255

Description:
SPACER,RING

Detail:
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.


Manufacturer Information:
63C52103-1598750SAN ANTONIO AIR LOGISTICS CENTER
63C52103-1598752WARNER ROBINS AIR LOGISTICS CENTER


Techincal Specification:
SPECIAL FEATURESBRONZE; ROUND SHAPE & HOLE; NOT CASEHARDENED; 3/141 IN NOM DIA, 4.000 IN NOM OD, 0.062 IN NOM OUTSIDE THK, 125.0 MICROINCHES LEFT & RIGHT SIDE, 125.0 MICROINCHES LARGEST OD, 125.0 MICROINCHES BORE


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