1680-01-480-4995 BLOCK ASSEMBLY,COIL Index 1680-01-480-4997 PLATE,RETAINING,BEA

National Stock Number:
5310-01-480-4996

Federal Supply Class:
5310

National Item Identification Number:
014804996

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:
4M284-22C10630ANILLO INDUSTRIES LLC
4M284-22C58009MOELLER MANUFACTURING & SUPPLY, LLC
T4M284-22C04946STANDARD WIRE & CABLE CO.
T4M284-22C59570TRICO MANUFACTURING INC.
4M284-22C59570TRICO MANUFACTURING INC.
4M284-22C76301THE BOEING COMPANY


Techincal Specification:
COLORBROWN OVERALL
CRITICALITY CODE JUSTIFICATIONAGAV
HOLE DIAMETER1.560 INCHES MINIMUM AND 1.580 INCHES MAXIMUM
OUTSIDE DIAMETER2.250 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5604,CONDITON H1025 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.100 INCHES NOMINAL
MATERIALSTEEL COMP 630 OVERALL
RECESS ANGLE45.0 DEGREES NOMINAL
RECESS DIAMETER1.385 INCHES MINIMUM AND 1.400 INCHES MAXIMUM
SPECIAL FEATURESWASHER-PLAIN AND COUNTERSUNK,17-4PH CRES,1200 DEGREE F
STYLE DESIGNATORRECESSED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL


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