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National Stock Number:
5310-01-210-7455
Federal Supply Class:
5310
National Item Identification Number:
012107455
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:
| BACW10BP4CD | 81205 | THE BOEING COMPANY | | BACW10BP4CD | A0126 | LEONARDO SPA HELICOPTERS DIVISION -PRODUCTION SITE | | BACW10BP4CD | Z03F0 | BOEING DEFENCE AUSTRALIA LTD | | BACW10BP4CD | Z8T75 | BOEING DEFENCE AUSTRALIA LTD |
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Techincal Specification:
| HOLE DIAMETER | 0.250 INCHES MINIMUM AND 0.261 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.057 INCHES MINIMUM AND 0.069 INCHES MAXIMUM | | MATERIAL | IRON ALLOY 660 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | MINIMUM TENSILE STRENGTH | 140000 POUNDS PER SQUARE INCH | | OUTSIDE DIAMETER | 0.475 INCHES MINIMUM AND 0.495 INCHES MAXIMUM | | RECESS ANGLE | 90.0 DEGREES MINIMUM AND 100.0 DEGREES MAXIMUM | | RECESS DIAMETER | 0.332 INCHES MINIMUM AND 0.352 INCHES MAXIMUM | | SPECIAL FEATURES | TEMPERATURE RATING 450 DEG. CENTIGRADE | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL OR CHROMATE OVERALL |
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