Part Number
Definition:
A NUT, CIRCULAR IN SHAPE, WHICH MAY HAVE WRENCHING FACILITIES SUCH AS FLATS, HOLES, PROTRUSIONS, SLOTS OR SPLINES IN OR ON THE PERIPHERY OR IN THE FACE OPPOSITE THE BEARING SURFACE. FOR ITEMS HAVING A THICKNESS (OR HEIGHT) EXCEEDING TWO TIMES THE OUTSIDE DIAMETER, USE POST, ELECTRICAL-MECHANICAL EQUIPMENT. SEE ALSO NUT (1), PLAIN, KNURLED. (WHEN HEIGHT OR THICKNESS AND/OR OUTSIDE DIAMETER IS DESIGNATED AS A TOLERANCE DIMENSION, THE MAXIMUM DIMENSION WILL BE USED TO DETERMINE COMPLIANCE.)
CAGE Information
Code | Company |
---|---|
78286 | SIKORSKY AIRCRAFT 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 |
---|---|---|
BZRR | THREAD SERIES | UNF |
MATT | MATERIAL | STEEL COMP 4130 OVERALL |
ADBH | DRIVE POINT WIDTH | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM |
ADBG | NUT THICKNESS | 0.250 INCHES NOMINAL |
CRHC | HOLE CONFIGURATION STYLE | CONFIGURATION F |
AAJF | THREAD DIRECTION | RIGHT-HAND |
ALET | HOLE TYPE AND QUANTITY | 8 DRILLED |
AAJD | THREAD CLASS | 3B |
AZKQ | TEMP RATING | NOT RATED |
ACTD | NUT DIAMETER | 1.391 INCHES NOMINAL |
ABQU | DRIVE POINT DEPTH | 0.063 INCHES NOMINAL |
AGGP | DRILLED HOLE DIAMETER | 0.062 INCHES NOMINAL |
ADBM | DRIVE POINT QUANTITY | 8 |
CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM |
CMLP | THREAD QUANTITY PER INCH | 16 |
ACTA | NUT STYLE | ROUND |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758,COND C MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
CQJX | NOMINAL THREAD SIZE | 0.750 INCHES |
FEAT | SPECIAL FEATURES | HOLES DRILLED THRU CENTER OF DRIVE POINTS |