1680-01-622-4046 PAD,CUSHIONING 2540-01-516-7800 INSULATION,VEHICULAR

National Stock Number:
5305-01-622-4560

Federal Supply Class:
5305

National Item Identification Number:
016224560

Description:
SCREW,CAP,SOCKET HEAD

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.


Manufacturer Information:
BACS12HL4AU1406725SPS TECHNOLOGIES, LLC
BACS12HL4AU140ZC92HEARTLAND PRECISION FASTENERS INC
BACS12HL4AU141ER653-V FASTENER CO., INC.
BACS12HL4AU1456878SPS TECHNOLOGIES, LLC
BACS12HL4AU1481205THE BOEING COMPANY


Techincal Specification:
FASTENER LENGTH0.875 INCHES NOMINAL
HEAD DIAMETER0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD HEIGHT0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
HEAD STYLEFLAT FILLISTER
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONA-286 IAW AMS 5853 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW,CAP,SOCKET HEAD,ALLOY STEEL & A-286,NONLOCKING AND SELF-LOCKING,FINE THREAD
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER0.2500 INCHES
SPECIFICATION/STANDARD DATA81205-BACS12HL MANUFACTURERS STANDARD
WIDTH ACROSS FLATS0.1875 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM
SURFACE FINISH32.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH32.0 MICROINCHES THREADS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS2700,METHOD 1,TYPE 2 OR 8 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.875 INCHES NOMINAL
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNJF


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