Product Details | SOCKET HEAD CAP SCREW

5305-00-721-4640 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: AQM60FS52410CP, AQM60FS524-10CP, LP3546032, LP35460-32, 9080072, 5305-00-721-4640, 00-721-4640, 5305007214640, 007214640

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-721-4640

Drawings & Photos | NSN 5305-00-721-4640


Cross Reference | NSN 5305-00-721-4640

Part Number Cage Code Manufacturer
9080072 18876 U S ARMY AVIATION AND MISSILE COMMAND
AQM60FS524-10CP 26233 NYLOK CORPORATION DBA NYLOK WESTERN FASTENER DIV NYLOK
LP35460-32 03038 LONG-LOK FASTENERS CORPORATION

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Technical Data | NSN 5305-00-721-4640

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 0.312 INCHES
THREAD QUANTITY PER INCH 24
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.625 INCHES MINIMUM
FASTENER LENGTH 0.625 INCHES NOMINAL
MATERIAL STEEL COMP 2340 OR STEEL COMP 3135 OR STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8630 OR STEEL COMP 8740 OR STEEL COMP 9440 OVERALL
SURFACE TREATMENT PHOSPHATE OVERALL
HARDNESS RATING 36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE C49 FLAT CHAMFER
HEAD DIAMETER 0.429 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
HEAD HEIGHT 0.306 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
INTERNAL DRIVE STYLE D5 HEXAGON
WIDTH ACROSS FLATS 0.218 INCHES MINIMUM AND 0.221 INCHES MAXIMUM

Restrictions/Controls & Freight Information | NSN 5305-00-721-4640

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.
Category Code Description
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating U 50
Less than truck load rating W Rating Variable
Water commodity Code 713 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable