Product Details | SOCKET HEAD CAP SCREW

5305-01-541-4434 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: 639AS1599, 5305-01-541-4434, 01-541-4434, 5305015414434, 015414434

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 27 JUN 2006 01-541-4434

Drawings & Photos | NSN 5305-01-541-4434


Demand History | NSN 5305-01-541-4434

Part Number Request Date QTY Origin
5305-01-541-4434 2022-10-300 2000 US
639AS1599 2010-08-228 25 US
639AS1599 2009-01-20 1150 US
639AS1599 2008-07-190 1000 US
639AS1599 2008-05-140 100 US
639AS1599 2007-08-241 100 US

Cross Reference | NSN 5305-01-541-4434

Part Number Cage Code Manufacturer
639AS1599 53711 NAVAL SEA SYSTEMS COMMAND

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Technical Data | NSN 5305-01-541-4434

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.250 INCHES
THREAD QUANTITY PER INCH 28
THREAD CLASS 3A
THREAD LENGTH 1.450 INCHES NOMINAL
FASTENER LENGTH 1.750 INCHES NOMINAL
MATERIAL STEEL CORROSION RESISTING OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35, TYPE II OR VII FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE C44 FILLISTER
HEAD DIAMETER 0.370 INCHES NOMINAL
HEAD HEIGHT 0.250 INCHES NOMINAL
INTERNAL DRIVE STYLE D5 HEXAGON
WIDTH ACROSS FLATS 0.189 INCHES NOMINAL
SPECIAL FEATURES FINISH GRIT BLAST ENTIRE SCREW SURFACE WITH ALUMINUM OXIDE

Restrictions/Controls & Freight Information | NSN 5305-01-541-4434

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