Part Number
Part Number:
NSN:
NIIN:
Item Name:
NUT , SELF-LOCKING , EXTENDED WASHER
Definition:
A NUT HAVING 12 DRIVE POINTS, 24 SIDES, AND AN INTEGRAL WASHER WHICH EXTENDS BEYOND THE POINTS OR PERIPHERY. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER.
CAGE Information
| Code | Company |
|---|---|
| 56878 | SPS TECHNOLOGIES LLC DBA AEROSPACE D |
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 |
|---|---|---|
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 1,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| ACTA | NUT STYLE | DOUBLE HEXAGON |
| ADEM | WASHER THICKNESS | 0.069 INCHES MINIMUM |
| ABKW | OVERALL HEIGHT | 0.531 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CQJX | NOMINAL THREAD SIZE | 0.438 INCHES |
| ASDB | WIDTH ACROSS FLATS | 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 8740 OVERALL OR STEEL COMP 8630 OVERALL OR STEEL COMP 4037 OVERALL OR STEEL COMP H11 OVERALL |
| AAJD | THREAD CLASS | 3B |
| ABAJ | LUBRICATION | DRY FILM LUBRICANT |
| CQFM | HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM |
| AZKQ | TEMP RATING | 450.0 DEG FAHRENHEIT MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6485 ASSN STD 4TH MATERIAL RESPONSE OVERALL OR AMS 6280 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR AMS 6322 ASSN STD 3RD MATERIAL RESPONSE OVERALL OR AMS 6300 ASSN STD 2ND MATERIAL RESPONSE OVERALL OR AMS 6487 ASSN STD 4TH MATERIAL RESPONSE OVERALL |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| BZRR | THREAD SERIES | UNJF |
| AAVX | WASHER OUTSIDE DIAMETER | 0.713 INCHES MINIMUM |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |