5310-01-352-7385 WASHER,LOCK Index 5310-01-352-7387 WASHER,SHOULDERED AND RECESSED

National Stock Number:
5310-01-352-7386

Federal Supply Class:
5310

National Item Identification Number:
013527386

Description:
WASHER,SHOULDERED AND RECESSED

Detail:
A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use BEARING, SLEEVE; BUSHING, SLEEVE; or SPACER, SLEEVE. Excludes INSULATOR, WASHER and thrust type washers.


Manufacturer Information:
5033082-182577RAYTHEON COMPANY


Techincal Specification:
HOLE DIAMETER0.115 INCHES MINIMUM AND 0.120 INCHES MAXIMUM
OUTSIDE DIAMETER0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.034 INCHES MINIMUM AND 0.038 INCHES MAXIMUM
MATERIALALUMINUM ALLOY 6061 OVERALL
RECESS ANGLE100.0 DEGREES NOMINAL
RECESS DIAMETER0.225 INCHES MINIMUM AND 0.235 INCHES MAXIMUM
SHOULDER HEIGHT0.013 INCHES NOMINAL
SHOULDER DIAMETER0.186 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
STYLE DESIGNATORSHOULDERED AND RECESSED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541,CL 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCHROMATE OVERALL


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