5930-01-142-4621 PUSH BUTTON Index 4140-01-142-4623 GUARD,FAN IMPELLER

National Stock Number:
5340-01-142-4622

Federal Supply Class:
5340

National Item Identification Number:
011424622

Description:
PLATE,MOUNTING

Detail:
A metallic or nonmetallic item which is rigid, flat and generally smooth. Its thickness is small in comparison to its length and width. It is designed for mounting another item and may have drilled or threaded holes or other facilities for mounting to a supporting object or surface. See SUPPORT, as modified. Do not use if a more specific name applies.


Manufacturer Information:
1314443118876U S ARMY AVIATION AND MISSILE COMMAND
1314443196214RAYTHEON COMPANY


Techincal Specification:
APERTURE DIAMETER1.660 INCHES MINIMUM AND 1.700 INCHES MAXIMUM
APERTURE TYPECOUNTERBORED
APERTURE SHAPEROUND
COUNTERBORE DIAMETER2.030 INCHES MINIMUM AND 2.050 INCHES MAXIMUM
COUNTERBORE DEPTH0.065 INCHES NOMINAL
FEATURES PROVIDEDRAISED SURFACE AND APERTURE
LENGTH3.750 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALALUMINUM ALLOY 6061
MOUNTING HOLE DIAMETER
MOUNTING HOLE QUANTITY8
MOUNTING HOLE TYPEUNTHREADED
RAISED SURFACE DIAMETER1.950 INCHES MINIMUM AND 1.970 INCHES MAXIMUM
RAISED SURFACE HEIGHT0.030 INCHES NOMINAL
SHAPERECTANGULAR
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541, CL 1A MIL SPEC SINGLE TREATMENT RESPONSE
SURFACE TREATMENTCHROMATE
THICKNESS0.190 INCHES NOMINAL
WIDTH3.630 INCHES NOMINAL


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