Part Number
Part Number:
NSN:
NIIN:
Item Name:
NUT , SELF-LOCKING , PLATE
Definition:
A NUT WITH A FLANGED BASE OF VARIED SHAPES WHICH MAY BE PLAIN OR MOUNTED BY RIVETS, BOLTS, WELDING OR INTEGRAL PRONGS. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER.
CAGE Information
| Code | Company |
|---|---|
| 15653 | ALCOA GLOBAL FASTENERS INC. |
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 |
|---|---|---|
| CQFM | HARDNESS RATING | 42.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES |
| ADFY | CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH | 0.998 INCHES MINIMUM AND 1.002 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL OVERALL OR STEEL COMP 4130 OVERALL |
| ADFK | NUT COUNTERBORE DEPTH | 0.062 INCHES MINIMUM NUT |
| ADEC | PLATE WIDTH | 0.545 INCHES MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| ADEA | NUT HEIGHT | 0.295 INCHES MAXIMUM |
| AAWY | COUNTERBORE DIAMETER | 0.297 INCHES MINIMUM NUT AND 0.302 INCHES MAXIMUM NUT |
| ADEB | PLATE THICKNESS | 0.047 INCHES MAXIMUM |
| ABTB | MOUNTING HOLE DIAMETER | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM |
| ACVN | NUT LENGTH | 1.295 INCHES MAXIMUM |
| ADFW | DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ACTA | NUT STYLE | PLATE |
| AAJD | THREAD CLASS | 3B |
| ABAJ | LUBRICATION | DRY FILM LUBRICANT |
| ADFU | MOUNTING HOLE ARRANGEMENT STYLE | 2 HOLES |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| ADFP | NUT MOUNTING PROVISION | STRAIGHT HOLES |
| AZKQ | TEMP RATING | 450.0 DEG FAHRENHEIT MAXIMUM |
| BZRR | THREAD SERIES | UNJF |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |