4140-01-220-9171 IMPELLER,FAN,CENTRIFUGAL Index 3110-01-220-9173 PLATE,RETAINING,BEARING

National Stock Number:
3110-01-220-9172

Federal Supply Class:
3110

National Item Identification Number:
012209172

Description:
PLATE,RETAINING,BEARING

Detail:
A comparatively flat rigid item, with or without a centrally located aperture, designed to hold an annular bearing or a sleeve bearing in a fitted inclosure. It must have drilled and/or tapped holes for mounting purposes. Excludes END BELL, ELECTRICAL ROTATING EQUIPMENT.


Manufacturer Information:
BL-1052008484BREEZE-EASTERN LLC


Techincal Specification:
APERTURE DIAMETER3.750 INCHES NOMINAL
BOLT CIRCLE HOLE QUANTITY6
CROSS-SECTIONAL SHAPE STYLEFLAT W/APERTURE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/4,T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2024 OVERALL
PROPRIETARY CHARACTERISTICSPACS
MOUNTING BOLT CIRCLE DIAMETER4.124 INCHES NOMINAL
MOUNTING HOLE ARRANGEMENT STYLESINGLE BOLT HOLE CIRCLE
MOUNTING HOLE DIAMETER0.154 INCHES MINIMUM AND 0.159 INCHES MAXIMUM
MOUNTING HOLE TYPEROUND, UNTHREADED
OUTSIDE DIAMETER4.750 INCHES NOMINAL
OVERALL THICKNESS0.050 INCHES NOMINAL
STYLE DESIGNATORROUND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541,CL 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCHROMATE OVERALL


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