Part Number
Part Number:
NSN:
NIIN:
Item Name:
WASHER , LOCK
Definition:
A WASHER WHICH IS USUALLY ROUND WITH A CENTRALLY LOCATED HOLE. ITS EDGES AND TWO BEARING SURFACES ARE SO DESIGNED THAT APPLIED PRESSURE BRINGS INTO PLAY THE SPRING TENSION AND/OR FRICTIONAL LOCKING PRINCIPLE WHICH MATERIALLY RESISTS ANY TENDENCY TOWARD TURNING. IT MAY BE MADE OF ONE OR TWO PIECES
CAGE Information
| Code | Company |
|---|---|
| 81336 | CHIEF OF ENGINEERS DEPT OF ARMY |
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 |
|---|---|---|
| ABKV | OUTSIDE DIAMETER | 0.586 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.586 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66,AISI 302 OR SAE 30302 FED STD 1ST MATERIAL RESPONSE OVERALL AND FED STD 66,AISI 420 OR SAE 51420 FED STD 2ND MATERIAL RESPONSE OVERALL |
| CQFM | HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OR 53.0 ROCKWELL C MAXIMUM |
| STYL | STYLE DESIGNATOR | SPLIT HELICAL-RIGHT HAND |
| ABPX | MATERIAL THICKNESS | 0.078 INCHES MINIMUM AND 0.088 INCHES MAXIMUM |
| AAUB | HOLE DIAMETER | 0.318 INCHES MINIMUM AND 0.328 INCHES MAXIMUM |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 2 STYLE AND C CLASS |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| MATT | MATERIAL | STEEL COMP 302 OVERALL AND STEEL COMP 420 OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |