NSN 5305-01-292-1388

Part Details | SOCKET HEAD CAP SCREW

5305-01-292-1388 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 TY4, FF-S-86 TY4, 5343973 PIECE 8, 5343973 PIECE 8, FFS86TY4 0.31 218UNC2AX1.00, FF-S-86TY4 0.31 2-18UNC2AX1.00, 5305-01-292-1388, 01-292-1388, 5305012921388, 012921388

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 11, 198901-292-138816282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HEXAGON

Cross Reference | NSN 5305-01-292-1388
Part Number Cage Code Manufacturer
FF-S-86 TY481348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
5343973 PIECE 843689HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS
5343973 PIECE 853711NAVAL SEA SYSTEMS COMMAND
FF-S-86TY4 0.31 2-18UNC2AX1.00D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH
Technical Data | NSN 5305-01-292-1388
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.889 INCHES MINIMUM AND 1.000 INCHES MAXIMUM
FASTENER LENGTH1.000 INCHES NOMINAL
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.600 INCHES MINIMUM AND 0.656 INCHES MAXIMUM
COUNTERSINK ANGLE82.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.188 INCHES NOMINAL
NONDEFINITIVE SPEC/STD DATA4 TYPE