NSN 5305-01-239-0637

Part Details | SOCKET HEAD CAP SCREW

5305-01-239-0637 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: LP57D40P3, 5305-01-239-0637, 01-239-0637, 5305012390637, 012390637

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53AUG 25, 198601-239-063716282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-01-239-0637
Part Number Cage Code Manufacturer
LP57D40P303038LONG-LOK FASTENERS CORPORATION
Technical Data | NSN 5305-01-239-0637
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.112 INCHES
THREAD QUANTITY PER INCH40
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.138 INCHES MINIMUM AND 0.188 INCHES MAXIMUM
FASTENER LENGTH0.188 INCHES NOMINAL
HEAD STYLE2 DISHED HEXAGON
HEAD DIAMETER0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM
HEAD HEIGHT0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1