Product Details | SOCKET HEAD CAP SCREW

5305-01-163-5756 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.

Part Alternates: 38030E4C6C, 38030E-4C-6C, 5305-01-163-5756, 01-163-5756, 5305011635756, 011635756

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 01-163-5756

Drawings & Photos | NSN 5305-01-163-5756


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Technical Data | NSN 5305-01-163-5756

Characteristic Specifications
THREAD SERIES DESIGNATOR UNRC
NOMINAL THREAD DIAMETER 0.250 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.245 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
FASTENER LENGTH 0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
MATERIAL PLASTIC LOCKING FEATURE STEEL FASTENER
SURFACE TREATMENT CADMIUM FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416 TY 1 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
HARDNESS RATING 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 160000 POUNDS PER SQUARE INCH
HEAD STYLE C37 ROUND
HEAD DIAMETER 0.419 INCHES MINIMUM AND 0.437 INCHES MAXIMUM
HEAD HEIGHT 0.122 INCHES MINIMUM AND 0.132 INCHES MAXIMUM
INTERNAL DRIVE STYLE D5 HEXAGON
WIDTH ACROSS FLATS 0.156 INCHES NOMINAL
LOCKING FEATURE PELLET OR STRIP OR PATCH THREADS

Restrictions/Controls & Freight Information | NSN 5305-01-163-5756

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information