Product Details | SOCKET HEAD CAP SCREW

5305-01-254-2559 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: NAS1352636, NAS1352-6-36, FFS86D, FF-S-86D, 5305-01-254-2559, 01-254-2559, 5305012542559, 012542559

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 01-254-2559

Drawings & Photos | NSN 5305-01-254-2559


Demand History | NSN 5305-01-254-2559

Part Number Request Date QTY Origin
NAS1352636 2018-11-317 12 United States
NAS1352-6-36 2012-06-165 54 United States
NAS1352636 2008-03-81 8 United States

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Technical Data | NSN 5305-01-254-2559

Characteristic Specifications
THREAD SERIES DESIGNATOR UNRC
NOMINAL THREAD DIAMETER 0.375 INCHES
THREAD QUANTITY PER INCH 16
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 1.250 INCHES NOMINAL
FASTENER LENGTH 2.210 INCHES MINIMUM AND 2.250 INCHES MAXIMUM
MATERIAL STEEL OVERALL
SURFACE TREATMENT OXIDE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-C-13924 CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
COLOR BLACK OVERALL
HARDNESS RATING 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 170000 POUNDS PER SQUARE INCH
HEAD STYLE C49 FLAT CHAMFER
HEAD DIAMETER 0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
HEAD HEIGHT 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
INTERNAL DRIVE STYLE D5 HEXAGON
WIDTH ACROSS FLATS 0.312 INCHES MINIMUM AND 0.316 INCHES MAXIMUM
SURFACE FINISH 63.0 MICROINCHES BEARING SURFACE OF HEAD 32.0 MICROINCHES THREADS
SPECIFICATION/STANDARD DATA 80205-NAS1352 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FF-S-86D

Restrictions/Controls & Freight Information | NSN 5305-01-254-2559

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