Part Number
Part Number:
NSN:
NIIN:
Item Name:
NUT , SELF-LOCKING , INTERNAL WRENCH
Definition:
A CYLINDRICAL-SHAPED NUT, THE END OPPOSITE THE BEARING SURFACE BEING DESIGNED WITH AN INTERNAL SOCKET OR SPLINES FOR USE WITH AN INSERTED WRENCH. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER.
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 |
|---|---|---|
| BZRR | THREAD SERIES | UNF |
| BZRR | THREAD SERIES | UNF |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT |
| AATB | WIDTH BETWEEN FLATS | 0.690 INCHES MINIMUM AND 0.697 INCHES MAXIMUM |
| ADEA | NUT HEIGHT | 1.188 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| AZKQ | TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL |
| MATT | MATERIAL | PLASTIC POLYAMIDE LOCKING INSERT |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL EXCEPT INSERT |
| MATT | MATERIAL | STEEL COMP 4130 OVERALL EXCEPT INSERT |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| ABQZ | INTERNAL DRIVE STYLE | DOUBLE HEXAGON |
| AAJD | THREAD CLASS | 3B |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL EXCEPT INSERT |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| ACTA | NUT STYLE | INTERNAL WRENCHING |
| CQJX | NOMINAL THREAD SIZE | 0.562 INCHES |
| ACTD | NUT DIAMETER | 0.969 INCHES NOMINAL |