NSN 5305-01-156-5098

Part Details | SOCKET HEAD CAP SCREW

5305-01-156-5098 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: MS21090463, MS21090-463, 5305-01-156-5098, 01-156-5098, 5305011565098, 011565098

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 21, 198301-156-509816282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-01-156-5098
Part Number Cage Code Manufacturer
MS21090-46396906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
Technical Data | NSN 5305-01-156-5098
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.273 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
FASTENER LENGTH0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD STYLE2 DISHED HEXAGON
HEAD DIAMETER0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM
HEAD HEIGHT0.162 INCHES MINIMUM AND 0.175 INCHES MAXIMUM
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1