NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | 80205 |
THREAD CLASS | 3B |
THREAD DIRECTION | RIGHT-HAND |
LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
WASHER OUTSIDE DIAMETER | 0.434 INCHES MAXIMUM |
LUBRICATION | DRY FILM LUBRICANT |
OVERALL HEIGHT | 0.250 INCHES MAXIMUM |
NUT STYLE | DOUBLE HEXAGON |
WASHER THICKNESS | 0.020 INCHES NOMINAL |
WIDTH ACROSS FLATS | 0.305 INCHES MINIMUM AND 0.313 INCHES MAXIMUM |
TEMP RATING | 450.0 DEG FAHRENHEIT MAXIMUM |
THREAD SERIES | UNJF |
THREAD QUANTITY PER INCH | 28 |
NOMINAL THREAD SIZE | 0.250 INCHES |
MATERIAL | IRON ALLOY 660 OVERALL |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
SURFACE TREATMENT | PASSIVATE OVERALL |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SPECIFICATION/STANDARD DATA | 80205-NAS1805 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member. |