4140-01-296-2979 FAN,VANEAXIAL Index 5935-01-296-2981 COVER,ELECTRICAL CONNECTOR

National Stock Number:
3110-01-296-2980

Federal Supply Class:
3110

National Item Identification Number:
012962980

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:
518712615090RAYTHEON COMPANY
518712653711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
APERTURE DIAMETER2.465 INCHES MINIMUM AND 2.470 INCHES MAXIMUM
BOLT CIRCLE HOLE QUANTITY6
COUNTERSINK DIAMETER0.290 INCHES NOMINAL
COUNTERSINK ANGLE82.0 DEGREES NOMINAL
CROSS-SECTIONAL SHAPE STYLEFLAT W/APERTURE
OUTSIDE DIAMETER3.150 INCHES NOMINAL
OVERALL THICKNESS0.080 INCHES MINIMUM AND 0.085 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582,COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
MOUNTING BOLT CIRCLE DIAMETER2.800 INCHES NOMINAL
MOUNTING HOLE DIAMETER0.154 INCHES MINIMUM AND 0.161 INCHES MAXIMUM
MOUNTING HOLE ARRANGEMENT STYLESINGLE BOLT HOLE CIRCLE
MOUNTING HOLE TYPEROUND, UNTHREADED, COUNTERSUNK
STYLE DESIGNATORROUND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL


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