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 |
|---|---|---|
| CQJX | NOMINAL THREAD SIZE | 0.586 INCHES |
| CQJX | NOMINAL THREAD SIZE | 0.586 INCHES |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924,CL2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | OXIDE OVERALL |
| BZRR | THREAD SERIES | UNS |
| ADBH | DRIVE POINT WIDTH | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| CRHC | HOLE CONFIGURATION STYLE | CONFIGURATION F |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ACTD | NUT DIAMETER | 0.930 INCHES MINIMUM AND 0.940 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000,COND C MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| ABQU | DRIVE POINT DEPTH | 0.070 INCHES MINIMUM AND 0.075 INCHES MAXIMUM |
| ADBG | NUT THICKNESS | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| ALET | HOLE TYPE AND QUANTITY | 8 DRILLED |
| AAJD | THREAD CLASS | 3B |
| AZKQ | TEMP RATING | NOT RATED |
| CQFM | HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| ADBM | DRIVE POINT QUANTITY | 8 |
| MATT | MATERIAL | STEEL COMP E4340 OVERALL |
| ACTA | NUT STYLE | ROUND |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| AGGP | DRILLED HOLE DIAMETER | 0.093 INCHES NOMINAL |