NSN 5305-01-303-1628

Part Details | SOCKET HEAD CAP SCREW

5305-01-303-1628 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: 60150314, 60-15-0314, FFS86, FF-S-86, 5165343908 ITEM 16, 516-5343908 ITEM 16, 5305-01-303-1628, 01-303-1628, 5305013031628, 013031628

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 26, 198901-303-162816282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

Cross Reference | NSN 5305-01-303-1628
Part Number Cage Code Manufacturer
60-15-031496169ELECTRIC BOAT CORPORATION
FF-S-8681348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
516-5343908 ITEM 1653711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 5305-01-303-1628
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.000 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
FASTENER LENGTH2.000 INCHES NOMINAL
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD HEIGHT0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.188 INCHES NOMINAL
NONDEFINITIVE SPEC/STD DATA6 TYPE