3110-00-565-6770 BEARING,ROLLER,NEEDLE Index 5310-00-565-6772 WASHER,LOCK

National Stock Number:
5310-00-565-6771

Federal Supply Class:
5310

National Item Identification Number:
005656771

Description:
WASHER,LOCK

Detail:
A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces


Manufacturer Information:
N407P11C09172GENERAL ELECTRIC CO MATERIALS INFORMATION SERVICES


Techincal Specification:
HARDNESS RATING90.0 ROCKWELL B MINIMUM
HOLE DIAMETER0.255 INCHES MINIMUM AND 0.267 INCHES MAXIMUM
OUTSIDE DIAMETER0.489 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONC4B1 FSCM 30221 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.047 INCHES MINIMUM AND 0.057 INCHES MAXIMUM
MATERIALCOPPER ALLOY OVERALL
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONF70C1A FSCM 09172 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL


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