Part Number
Part Number:
NSN:
NIIN:
Item Name:
WASHER , RECESSED
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 |
|---|---|
| 70255 | EMERSON ELECTRIC CO ALCO CONTROLS DI |
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ABKW | OVERALL HEIGHT | 0.169 INCHES MINIMUM AND 0.173 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| ABMH | RECESS DEPTH | 0.044 INCHES MINIMUM AND 0.048 INCHES MAXIMUM |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES TOP |
| AAUB | HOLE DIAMETER | 0.438 INCHES MINIMUM AND 0.442 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.807 INCHES MINIMUM AND 0.817 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 410 OVERALL OR STEEL COMP 416 OVERALL |
| HEAT | HEAT TREATMENT | AS FABRICATED |
| ABPX | MATERIAL THICKNESS | 0.167 INCHES MINIMUM AND 0.177 INCHES MAXIMUM |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES BOTTOM |
| STYL | STYLE DESIGNATOR | RECESSED |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES COUNTERBORE FACE |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |