WASHER, COUNTERSUNK,,
| NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | 80205 |
| MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | 96906 |
| HOLE DIAMETER | 0.564 INCHES MINIMUM AND 0.568 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 1.059 INCHES MINIMUM AND 1.069 INCHES MAXIMUM |
| RECESS DIAMETER | 0.684 INCHES MINIMUM AND 0.694 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.071 INCHES MINIMUM AND 0.085 INCHES MAXIMUM |
| HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| RECESS ANGLE | 90.0 DEGREES NOMINAL |
| SURFACE FINISH | 125.0 MICROINCHES ALL SURFACES |
| MATERIAL | STEEL COMP 630 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5604,17-4PH,COND H 1025 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYLE DESIGNATOR | RECESSED |
| SPECIFICATION/STANDARD DATA | 80205-NAS-21299 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| END ITEM IDENTIFICATION | E/I DIRECT VENDOR DELIVERY (DVD), ATEC AT422-T, NSN: 3810-01-448-2619, CAGE 12361, PART NUMBER 1-140-0-00513, TM5-3810-307-24P, CONTRACT DAAE07-97-D-X001 |
| 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. |