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National Stock Number:
5310-00-403-3209
Federal Supply Class:
5310
National Item Identification Number:
004033209
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.
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Manufacturer Information:
| R2835P1 | 23991 | LOCKHEED MARTIN CORPORATION | | R2835P1 | 79272 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| HOLE DIAMETER | 0.192 INCHES MINIMUM AND 0.199 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD 1ST MATERIAL RESPONSE OR 66 FED STD 2ND MATERIAL RESPONSE OR AISI ASSN STD 3RD MATERIAL RESPONSE OR SAE ASSN STD 3RD MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.078 INCHES NOMINAL | | MATERIAL | STEEL COMP 1330 OR STEEL COMP 4130 OR STEEL COMP 3130 OVERALL | | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH | | OUTSIDE DIAMETER | 0.340 INCHES MINIMUM AND 0.350 INCHES MAXIMUM | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | RECESS DIAMETER | 0.270 INCHES MINIMUM AND 0.280 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL |
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