NSN 5305-01-317-5208

Part Details | SOCKET HEAD CAP SCREW

5305-01-317-5208 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: FFS86, FF-S-86, MS2126271, MS21262-71, MS2126271, MS21262-71, 5305-01-317-5208, 01-317-5208, 5305013175208, 013175208

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 31, 199001-317-520816282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

Cross Reference | NSN 5305-01-317-5208
Part Number Cage Code Manufacturer
FF-S-8681348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
MS21262-7196906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
MS21262-7180205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 5305-01-317-5208
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.875 INCHES MINIMUM
FASTENER LENGTH1.485 INCHES MINIMUM AND 1.531 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD HEIGHT0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.1562 INCHES MINIMUM AND 0.1587 INCHES MAXIMUM
NONDEFINITIVE SPEC/STD DATA6 TYPE