Part Number
Definition:
A NUT, CIRCULAR IN SHAPE, WHICH MAY HAVE WRENCHING FACILITIES SUCH AS FLATS, HOLES, PROTUSIONS, SLOTS OR SPLINES IN OR ON THE PERIPHERY OR IN THE FACE OPPOSITE THE BEARING SURFACE. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER. DO NOT USE IF A MORE SPECIFIC ITEM NAME APPLIES. EXCLUDES COLLAR, PIN-RIVET, THREADED; INSERT, SCREW THREAD; NUT (1), SLEEVE; NUT(1), PLAIN, CAP; AND TURNBUCKLE BODY.
CAGE Information
| Code | Company |
|---|---|
| 019L2 | MAC LEAN-FOGG COMPANY DBA MAC LEAN-E |
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 |
|---|---|---|
| ACTD | NUT DIAMETER | 4.297 INCHES MINIMUM AND 4.317 INCHES MAXIMUM |
| BZRR | THREAD SERIES | UNS |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-P-16232,TY Z,CL 4A MIL SPEC SINGLE TREATMENT RESPONSE NUT |
| AZKQ | TEMP RATING | 450.0 DEG FAHRENHEIT NOMINAL |
| MATT | MATERIAL | PLASTIC POLYAMIDE LOCKING INSERT |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | NYLON ZYTEL FSCM 77272 MFR REF 2ND MATERIAL RESPONSE LOCKING INSERT |
| CQJX | NOMINAL THREAD SIZE | 3.527 INCHES |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ZZZK | SPECIFICATION/STANDARD DATA | 81205-BACN10GR MANUFACTURERS STANDARD |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758,COND F MIL SPEC 1ST MATERIAL RESPONSE NUT |
| ADBH | DRIVE POINT WIDTH | 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| ADBM | DRIVE POINT QUANTITY | 4 |
| AAJD | THREAD CLASS | 3B |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| ABQU | DRIVE POINT DEPTH | 0.110 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| ACTA | NUT STYLE | ROUND |
| MATT | MATERIAL | STEEL COMP 4130 NUT |
| CMLP | THREAD QUANTITY PER INCH | 12 |
| ADBJ | UNDERCUT THICKNESS | 0.045 INCHES MINIMUM AND 0.105 INCHES MAXIMUM |
| CRSQ | COUNTERSINK ANGLE | ANY ACCEPTABLE NUT |
| ABPH | SMALL END DIAMETER | ANY ACCEPTABLE |
| SFTT | SURFACE TREATMENT | PHOSPHATE ZINC NUT |
| ADBG | NUT THICKNESS | 0.460 INCHES MINIMUM AND 0.490 INCHES MAXIMUM |