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 |
|---|---|---|
| PRMT | PRECIOUS MATERIAL | SILVER |
| MATT | MATERIAL | STEEL COMP 4130 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS6371 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| CQJX | NOMINAL THREAD SIZE | 5.000 INCHES |
| ADBM | DRIVE POINT QUANTITY | 16 |
| ABPH | SMALL END DIAMETER | 5.560 INCHES MINIMUM AND 5.563 INCHES MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE THREADS |
| SFTT | SURFACE TREATMENT | SILVER THREADS |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAJD | THREAD CLASS | 3B |
| ACTD | NUT DIAMETER | 5.802 INCHES MINIMUM AND 5.812 INCHES MAXIMUM |
| ADBG | NUT THICKNESS | 1.315 INCHES MINIMUM AND 1.325 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| BZRR | THREAD SERIES | UNJ |
| ACTA | NUT STYLE | ROUND |
| CMLP | THREAD QUANTITY PER INCH | 12 |