5310-01-189-5419 WASHER,FLAT Index 5331-01-189-5421 O-RING

National Stock Number:
5310-01-189-5420

Federal Supply Class:
5310

National Item Identification Number:
011895420

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:
10110107A486GNIMIKKEISTOKESKUS NCB FINLAND
20-282-1055-11K5294GE AVIATION SYSTEMS LIMITED
M2-5 TYPE BK5294GE AVIATION SYSTEMS LIMITED


Techincal Specification:
HARDNESS RATING440.0 VICKERS OR FIRTH DIAMOND PYRAMID MINIMUM AND 550.0 VICKERS OR FIRTH DIAMOND PYRAMID MAXIMUM
HOLE DIAMETER2.6 MILLIMETERS MINIMUM AND 2.8 MILLIMETERS MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONEN 42,FSCM K5294 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.5 MILLIMETERS MINIMUM AND 0.7 MILLIMETERS MAXIMUM
MATERIALSTEEL OVERALL
PROPRIETARY CHARACTERISTICSPACS
OUTSIDE DIAMETER5.0 MILLIMETERS MAXIMUM
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONBS.1706-CD 2 NATIONAL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL


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