9540-01-438-1222 STRUCTURAL SECTION,SPECIAL SHAPE Index 5305-01-438-1224 SCREW,CAP,SOCKET HEAD

National Stock Number:
5310-01-438-1223

Federal Supply Class:
5310

National Item Identification Number:
014381223

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:
D70336/1-2581349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
DOD-W-70336/181349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
HARDNESS RATING35.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
HOLE DIAMETER10.2 MILLIMETERS MINIMUM AND 10.7 MILLIMETERS MAXIMUM
MATERIAL THICKNESS2.2 MILLIMETERS MINIMUM AND 2.4 MILLIMETERS MAXIMUM
MATERIALSTEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP 309 OR STEEL COMP 310 OR STEEL COMP 316 OR STEEL COMP 316L OR STEEL COMP 317 OR STEEL COMP 321 OR STEEL COMP 322 OR STEEL COMP 324 OR STEEL COMP 347 OVERALL
OUTSIDE DIAMETER18.1 MILLIMETERS MAXIMUM
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
SURFACE TREATMENTPASSIVATE OVERALL


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