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 |
|---|---|
| 80205 | NATIONAL AEROSPACE STANDARDS COMMITT |
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AAUB | HOLE DIAMETER | 12.6 MILLIMETERS MINIMUM AND 13.0 MILLIMETERS MAXIMUM |
| ABPX | MATERIAL THICKNESS | 2.0 MILLIMETERS NOMINAL |
| CSTM | RECESS ANGLE | 44.0 DEGREES MINIMUM AND 46.0 DEGREES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 5736 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATT | MATERIAL | IRON ALLOY 660 OVERALL |
| ABKV | OUTSIDE DIAMETER | 21.9 MILLIMETERS MINIMUM AND 22.5 MILLIMETERS MAXIMUM |
| ABMD | RECESS DIAMETER | 14.7 MILLIMETERS MINIMUM AND 15.1 MILLIMETERS MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |