Product Details | SOCKET HEAD CAP SCREW

5305-01-556-1044 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: NAS1351C3LE10, 5305-01-556-1044, 01-556-1044, 5305015561044, 015561044

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 24 SEP 2007 01-556-1044

Drawings & Photos | NSN 5305-01-556-1044


Demand History | NSN 5305-01-556-1044

Part Number Request Date QTY Origin
5305-01-556-1044 2022-05-151 3 United States
NAS1351C3LE10 2013-05-128 25 US
5305-01-556-1044 2012-04-104 8 US

Cross Reference | NSN 5305-01-556-1044

Part Number Cage Code Manufacturer
NAS1351C3LE10 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES

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Technical Data | NSN 5305-01-556-1044

Characteristic Specifications
THREAD SERIES DESIGNATOR UNRF
NOMINAL THREAD DIAMETER 0.190 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.625 INCHES MAXIMUM
FASTENER LENGTH 0.625 INCHES MAXIMUM
MATERIAL STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION ASTM A493 ASSN STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416, TYII, CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE C49 FLAT CHAMFER
HEAD DIAMETER 0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD HEIGHT 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
INTERNAL DRIVE STYLE D5 HEXAGON
WIDTH ACROSS FLATS 0.156 INCHES NOMINAL
LOCKING FEATURE PATCH OR PELLET FASTENER
SPECIFICATION/STANDARD DATA 80205-NAS1351 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD

Restrictions/Controls & Freight Information | NSN 5305-01-556-1044

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
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information