Part Number
Part Number:
NSN:
NIIN:
Item Name:
NUT , SELF-LOCKING , SINGLE BALL SEA
Definition:
A NUT HAVING ONE CONVEX, SPHERICAL BEARING SURFACE, WITH 12 DRIVE POINTS, 24 SIDES. ITEMS MAY HAVE A REMOVABLE COLLAR. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER.
CAGE Information
| Code | Company |
|---|---|
| 80205 | NATIONAL AEROSPACE STANDARDS COMMITT |
Federal Supply Class
Title
NUTS AND WASHERS
Inclusions:
INCLUDES LOCKNUTS; EYE NUTS; PLAIN NUTS; CASTELLATED NUTS; WING NUTS; PLATE NUTS; PUSH ON NUTS; CONCAVE AND CONVEX WASHERS; FLAT WASHERS; KEYED WASHERS; LOCK WASHERS; SHOULDERED WASHERS; SPLIT WASHERS.
Exclusions:
EXCLUDES BEARING THRUST WASHERS (FSC 3120); SHIMS (FSC 5365); RING SPACERS (FSC 5365); PLATE SPACERS (FSC 5365); LOCK RINGS (FSC 5365).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ASDB | WIDTH ACROSS FLATS | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| AZKQ | TEMP RATING | 450.0 DEG FAHRENHEIT NOMINAL |
| MATT | MATERIAL | STEEL COMP 4340 OVERALL OR STEEL COMP 8740 OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAJD | THREAD CLASS | 3B |
| ABAJ | LUBRICATION | DRY FILM LUBRICANT |
| ADEA | NUT HEIGHT | 0.494 INCHES MINIMUM AND 0.504 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| CQJX | NOMINAL THREAD SIZE | 0.437 INCHES |
| ACTA | NUT STYLE | SINGLE BALL SEAT, DOUBLE HEXAGON |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| ACTC | BALL SEAT RADIUS | 0.494 INCHES MINIMUM AND 0.501 INCHES MAXIMUM |
| BZRR | THREAD SERIES | UNJF |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY2,CL2 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |