Part Number
Part Number:
NSN:
NIIN:
Item Name:
NUT , SELF-LOCKING , CASTELLATED , HEX
Definition:
A NUT HAVING 6 FLAT SIDES, FLAT ON THE BOTTOM AND HAVING A SLOTTED CYLINDRICAL OR DOME SHAPED UPPER PORTION. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER. THE SLOTS WHEN USED IN CONJUNCTION WITH A SOLID OR SPLIT (COTTER) PIN, ACT AS AN EXTRA "FAIL SAFE" FEATURE IN CRITICAL APPLICATIONS. EXCLUDES NUT (1), SELF-LOCKING, SLOTTED, HEXAGON.
CAGE Information
Code | Company |
---|---|
73030 | HAMILTON SUNDSTRAND CORPORATION |
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 |
---|---|---|
CQJX | NOMINAL THREAD SIZE | 0.250 INCHES |
BZRR | THREAD SERIES | UNF |
AZKQ | TEMP RATING | 450.0 DEG FAHRENHEIT NOMINAL |
CQFM | HARDNESS RATING | NOT RATED |
CMLP | THREAD QUANTITY PER INCH | 28 |
ADEA | NUT HEIGHT | 0.271 INCHES MINIMUM AND 0.283 INCHES MAXIMUM |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AAJD | THREAD CLASS | 3B |
MATT | MATERIAL | STEEL OVERALL |
CRTM | BEARING SURFACE TYPE | CHAMFERED |
ASDB | WIDTH ACROSS FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
ACTA | NUT STYLE | CASTELLATED, HEXAGON |
CRSQ | COUNTERSINK ANGLE | ANY ACCEPTABLE NUT |
SFTT | SURFACE TREATMENT | NICKEL OVERALL |
AAUM | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |