NSN 5305-01-297-8230

Part Details | SOCKET HEAD CAP SCREW

5305-01-297-8230 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: 624292252, 6242922-52, 5305-01-297-8230, 01-297-8230, 5305012978230, 012978230

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53APR 07, 198901-297-823016282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

Cross Reference | NSN 5305-01-297-8230
Part Number Cage Code Manufacturer
6242922-5253711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 5305-01-297-8230
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.870 INCHES MINIMUM AND 1.000 INCHES MAXIMUM
FASTENER LENGTH0.970 INCHES MINIMUM AND 1.000 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH80000 POUNDS PER SQUARE INCH
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 MINIMUM AND 0.190 INCHES MAXIMUM
SPECIAL FEATURESKNURLED HEAD OPTIONAL