Part Number
Definition:
A WASHER OF ANY PERIPHERAL SHAPE HAVING A CENTRALLY LOCATED HOLE. BOTH BEARING SURFACES ARE PARALLEL AND FLAT, BUT ONE OR BOTH OF THE BEARING SURFACES MUST BE BROKEN BY A COUNTERBORE, COUNTERSINK, OR SIMILARLY SHAPED RECESS. THE THICKNESS MUST NOT EXCEED 25 PER CENT OF THE OUTSIDE DIAMETER OR THE LARGEST OUTSIDE DIMENSION. THE MAXIMUM LIMIT OF THE TOLERANCE OR RANGE APPLIED TO THE THICKNESS AND/OR LARGEST OUTSIDE DIMENSION MUST BE USED TO DETERMINE COMPLIANCE. EXCLUDES WASHER, CONCAVE, RETAINER, PACKING, AND THRUST TYPE WASHERS. SEE ALSO SPACER, SLEEVE; AND SPACER, STEPPED.
CAGE Information
| Code | Company |
|---|---|
| 06QZ8 | EXTEX LTD. |
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 |
|---|---|---|
| MATT | MATERIAL | STEEL COMP 4130 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 8740 OVERALL |
| CSML | BOTTOM RECESS DIAMETER | 0.230 INCHES NOMINAL |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM |
| CRSD | TOP RECESS ANGLE | 90.0 DEGREES NOMINAL |
| CRKG | BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6350 ASSN STD 2ND MATERIAL RESPONSE OVERALL OR AMS 6357 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR AMS 6358 ASSN STD 3RD MATERIAL RESPONSE OVERALL |
| AAUB | HOLE DIAMETER | 0.196 INCHES MINIMUM AND 0.206 INCHES MAXIMUM |
| CQJW | TOP RECESS DIAMETER | 0.230 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 0.580 INCHES NOMINAL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2485 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| ABPX | MATERIAL THICKNESS | 0.082 INCHES MINIMUM AND 0.092 INCHES MAXIMUM |
| STYL | STYLE DESIGNATOR | RECESSED BOTH SIDES |
| SFTT | SURFACE TREATMENT | OXIDE FILM OVERALL |