7690-00-689-5136 MARKER,IDENTIFICATION Index 7690-00-689-5138 MARKER,IDENTIFICATION

National Stock Number:
5365-00-689-5137

Federal Supply Class:
5365

National Item Identification Number:
006895137

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:
10089710138ASTRONAUTICS CORPORATION OF AMERICA


Techincal Specification:
FSC APPLICATION DATA1. INDICATOR,POSITION,TYPE AQU-2/A
INSIDE DIAMETER0.375 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
OUTSIDE DIAMETER0.250 INCHES NOMINAL
OVERALL THICKNESS0.057 INCHES MINIMUM AND 0.059 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONWW-T-785,T3 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALALUMINUM ALLOY 2024
SURFACE FINISH125.0 MICROINCHES LEFT SIDE
SURFACE FINISH125.0 MICROINCHES RIGHT SIDE


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