Product Details | SOCKET HEAD CAP SCREW

5305-01-163-5757 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: 20097E4F14C, 20097E-4F-14C, 20097E4F14P3, 20097E-4F-14P3, 5305-01-163-5757, 01-163-5757, 5305011635757, 011635757

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 01-163-5757

Drawings & Photos | NSN 5305-01-163-5757


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Technical Data | NSN 5305-01-163-5757

Characteristic Specifications
THREAD SERIES DESIGNATOR UNRF
NOMINAL THREAD DIAMETER 0.250 INCHES
THREAD QUANTITY PER INCH 28
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.774 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
FASTENER LENGTH 0.845 INCHES MINIMUM AND 0.875 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 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 190000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH 170000 POUNDS PER SQUARE INCH
HEAD STYLE C49 FLAT CHAMFER
HEAD DIAMETER 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD HEIGHT 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
INTERNAL DRIVE STYLE D5 HEXAGON
WIDTH ACROSS FLATS 0.187 INCHES NOMINAL
LOCKING FEATURE STRIP OR PELLET OR PATCH THREADS
SPECIAL FEATURES DOUBLE KNURLED HEAD,DIAMOND AND STRAIGHT

Restrictions/Controls & Freight Information | NSN 5305-01-163-5757

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