|
|
|
National Stock Number:
5310-01-076-9428
Federal Supply Class:
5310
National Item Identification Number:
010769428
Description:
WASHER,RECESSED
Detail:
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.
|
Manufacturer Information:
| A51B21644-21 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51B21644-21 | 61174 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51B21644-21 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
|
Techincal Specification:
| HARDNESS RATING | 46.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.514 INCHES MINIMUM AND 0.523 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.550 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | G-1013,COMP D6AC MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.270 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | | RECESS ANGLE | 100.0 DEGREES NOMINAL | | RECESS DIAMETER | 1.014 INCHES NOMINAL | | SPECIAL FEATURES | TOP SURFACE CHAMFERED 0.200 IN. BY 45 DEG | | STYLE DESIGNATOR | RECESSED | | SURFACE FINISH | 125.0 MICROINCHES ALL SURFACES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-8837,TYPE 2,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL |
|
|