Part Number: MIL-W-12133/2

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CONDITION:
NS
MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M81349
MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M81349
HOLE DIAMETER0.255 INCHES MINIMUM AND 0.285 INCHES MAXIMUM
OUTSIDE DIAMETER0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
OVERALL HEIGHT0.033 INCHES MINIMUM AND 0.043 INCHES MAXIMUM
MATERIAL THICKNESS0.024 INCHES MINIMUM AND 0.026 INCHES MAXIMUM
MATERIALSTEEL COMP 302 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059 1/2H MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATORSPRING TENSION
A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.