5305-00-551-0219 SCREW,CAP,SOCKET HEAD Index 5310-00-551-0231 WASHER,LOCK

National Stock Number:
5310-00-551-0226

Federal Supply Class:
5310

National Item Identification Number:
005510226

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:
FFW84CLASSCSTYLE281348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC


Techincal Specification:
MATERIALSTEEL COMP 301 OR
STEEL COMP 302 OR
STEEL COMP 303 OR
STEEL COMP 303SE OR
STEEL COMP 304 OR
STEEL COMP 304L OR
STEEL COMP 305 OR
STEEL COMP 308 OR
STEEL COMP 309 OR
STEEL COMP 309S OR
STEEL COMP 310 OR
STEEL COMP 310S OR
STEEL COMP 314 OR
STEEL COMP 316 OR
STEEL COMP 316L OR
STEEL COMP 317 OR
STEEL COMP 347 OR
STEEL COMP 348 OR
STEEL COMP 385 OR
STEEL COMP 384 OR
STEEL COMP 321 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENTOXIDE FILM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
COLORBLACK OVERALL
HARDNESS RATING35.0 ROCKWELL C MINIMUM AND
43.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
HOLE DIAMETER0.128 INCHES MINIMUM AND
0.137 INCHES MAXIMUM
OUTSIDE DIAMETER0.231 INCHES MINIMUM AND
0.239 INCHES MAXIMUM
MATERIAL THICKNESS0.031 INCHES NOMINAL
NONDEFINITIVE SPEC/STD DATAC CLASS AND
2 STYLE
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEFFW84CLASSCSTYLE2


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