NSN 5305-00-988-7838

Part Details | SOCKET HEAD CAP SCREW

5305-00-988-7838 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.

Alternate Parts: ASC1537064, FFS86, FF-S-86, 754030, MS1699564, MS16995-64, MS1699564, MS16995-64, 1225277656 ITEM 24, 122-5277656 ITEM 24, 003007868064, 003-007868-064, MS1699564, MS16995-64, 5305-00-988-7838, 00-988-7838, 5305009887838, 009887838

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196200-988-783816282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

Cross Reference | NSN 5305-00-988-7838
Part Number Cage Code Manufacturer
ASC1537064Z4779ASC PTY LTD
FF-S-8681348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
75403097947LISTER PETTER AMERICAS INCORPORATED
MS16995-6496906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
MS16995-6480205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
122-5277656 ITEM 2453711NAVAL SEA SYSTEMS COMMAND
003-007868-06426916NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MULTIPLE
MS16995-64D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH
Technical Data | NSN 5305-00-988-7838
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.609 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
FASTENER LENGTH0.720 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH80000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH30000 POUNDS PER SQUARE INCH
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM
HEAD HEIGHT0.306 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM
NONDEFINITIVE SPEC/STD DATA6 TYPE