Product Details | SOCKET HEAD CAP SCREW

5305-01-591-8807 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: 91251A084, 5305-01-591-8807, 01-591-8807, 5305015918807, 015918807

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 14 FEB 2011 01-591-8807

Cross Reference | NSN 5305-01-591-8807

Part Number Cage Code Manufacturer
91251A084 39428 MCMASTER-CARR SUPPLY COMPANY

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Technical Data | NSN 5305-01-591-8807

Characteristic Specifications
FASTENER LENGTH 3.000 INCHES NOMINAL
THREAD DIRECTION RIGHT-HAND
HEAD DIAMETER 0.312 INCHES NOMINAL
INTERNAL DRIVE STYLE HEXAGON
MINIMUM TENSILE STRENGTH 180000 POUNDS PER SQUARE INCH
HARDNESS RATING 39.0 ROCKWELL C MINIMUM OVERALL
WIDTH ACROSS FLATS 0.1562 INCHES NOMINAL
THREAD SERIES DESIGNATOR UNC
MATERIAL STEEL OVERALL
THREAD QUANTITY PER INCH 24
NOMINAL THREAD DIAMETER 0.190 INCHES
COLOR BLACK OVERALL
SURFACE TREATMENT OXIDE OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCY SOCKET CAP SCREW
HEAD HEIGHT 0.190 INCHES NOMINAL
THREAD CLASS 3A

Restrictions/Controls & Freight Information | NSN 5305-01-591-8807

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