Product Details | SOCKET HEAD CAP SCREW

5305-00-304-2581 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: NAS135108H5P, NAS1351-08H5P, 5305-00-304-2581, 00-304-2581, 5305003042581, 003042581

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 14 OCT 1973 00-304-2581

Drawings & Photos | NSN 5305-00-304-2581


Cross Reference | NSN 5305-00-304-2581

Part Number Cage Code Manufacturer
NAS1351-08H5P 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES

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Technical Data | NSN 5305-00-304-2581

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 0.164 INCHES
THREAD QUANTITY PER INCH 36
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.242 INCHES MINIMUM AND 0.264 INCHES MAXIMUM
FASTENER LENGTH 0.298 INCHES MINIMUM AND 0.320 INCHES MAXIMUM
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TY2,CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 160000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH 130000 POUNDS PER SQUARE INCH
HEAD STYLE C49 FLAT CHAMFER
HEAD DIAMETER 0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
HEAD HEIGHT 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM
INTERNAL DRIVE STYLE D5 HEXAGON
WIDTH ACROSS FLATS 0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM
HOLE CONFIGURATION STYLE E9 ROUND
HOLE TYPE DRILLED
HOLE QUANTITY 6
HOLE DIAMETER 0.044 INCHES NOMINAL
SURFACE FINISH 125.0 MICROINCHES OVERALL
SPECIFICATION/STANDARD DATA 80205-NAS1351 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD

Restrictions/Controls & Freight Information | NSN 5305-00-304-2581

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.
Precious Metals Indicator Code:UPrecious metal type is unknown
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