Product Details | MACHINE SCREW

5305-01-040-6042 An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.

Part Alternates: 10178663-4, 5305-01-040-6042, 01-040-6042, 5305010406042, 101786634, 010406042

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 09 MAY 1977 01-040-6042

Drawings & Photos | NSN 5305-01-040-6042


Demand History | NSN 5305-01-040-6042

Part Number Request Date QTY Origin
5305-01-040-6042 2024-12-348 1000 United States

Cross Reference | NSN 5305-01-040-6042

Part Number Cage Code Manufacturer
10178663-4 18876 U S ARMY AVIATION AND MISSILE COMMAND
10178663-4 26772 WEGO PRECISION MACHINE, INC.
10178663-4 4J978 AMKAY MACHINE PRODUCTS DIV OF MASTER ENGRAVING INC

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Technical Data | NSN 5305-01-040-6042

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 0.250 INCHES
THREAD QUANTITY PER INCH 28
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.448 INCHES NOMINAL
FASTENER LENGTH 0.628 INCHES NOMINAL
SCREW MATERIAL STEEL
SCREW MATERIAL DOCUMENT AND CLASSIFICATION AMS 5735,TYPE A-286 ASSN STD SINGLE MATERIAL RESPONSE
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
HEAD STYLE A39 FLAT COUNTERSUNK
HEAD DIAMETER 0.500 INCHES NOMINAL
COUNTERSINK ANGLE 100.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE B5 TORQUE SET
III ASKEWED HEAD ANGLE 50.0 DEGREES NOMINAL
MANUFACTURERS CODE 18876
DESIGN CONTROL REFERENCE 10178663-4

Restrictions/Controls & Freight Information | NSN 5305-01-040-6042

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
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating W Rating Variable
Less than truck load rating W Rating Variable
Water commodity Code 713 unknown
Originating Activity Code BD U.S. Army Aviation and Missile Command
Redstone Arsenal, AL 35898-5230
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