Product Details | SOCKET HEAD CAP SCREW

5305-01-509-5139 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: NAS1351C8H16, 5305-01-509-5139, 01-509-5139, 5305015095139, 015095139

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 24 JUN 2003 01-509-5139

Drawings & Photos | NSN 5305-01-509-5139


Cross Reference | NSN 5305-01-509-5139

Part Number Cage Code Manufacturer
NAS1351C8H16 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES

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Technical Data | NSN 5305-01-509-5139

Characteristic Specifications
THREAD SERIES DESIGNATOR UNRF
NOMINAL THREAD DIAMETER 0.500 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.965 INCHES MINIMUM AND 1.125 INCHES MAXIMUM
FASTENER LENGTH 1.000 INCHES NOMINAL
MATERIAL STEEL COMP 302 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 384 OR STEEL COMP XM-7 OR STEEL COMP 304 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION ASTM A493 ASSN STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE C49 FLAT CHAMFER
HEAD DIAMETER 0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
HEAD HEIGHT 0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
INTERNAL DRIVE STYLE D5 HEXAGON
WIDTH ACROSS FLATS 0.375 INCHES MINIMUM AND 0.379 INCHES MAXIMUM
HOLE CONFIGURATION STYLE E11 ROUND INTERNAL HEXAGON
HOLE TYPE DRILLED
HOLE QUANTITY 6
HOLE DIAMETER 0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM
SPECIFICATION/STANDARD DATA 80205-NAS1351 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
III END ITEM IDENTIFICATION S-70B-6 HELICOPTER
III PART NAME ASSIGNED BY CONTROLLING AGENCY SCREW, CAP, SOCKET HEAD

Restrictions/Controls & Freight Information | NSN 5305-01-509-5139

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