Product Details | EXTERNALLY RELIEVED BODY SCREW

5305-01-158-4549 An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and 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. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.

Part Alternates: 12703446, 5305-01-158-4549, 01-158-4549, 5305011584549, 011584549

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 23 JUL 1983 01-158-4549

Drawings & Photos | NSN 5305-01-158-4549


Cross Reference | NSN 5305-01-158-4549

Part Number Cage Code Manufacturer
12703446 19200 US ARMY ARDEC RDECOM

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Technical Data | NSN 5305-01-158-4549

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 0.190 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.250 INCHES NOMINAL
FASTENER LENGTH 0.875 INCHES NOMINAL
MATERIAL STEEL COMP 304 OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
MINIMUM TENSILE STRENGTH 1600 POUNDS PER SQUARE INCH
HEAD STYLE C32 PAN
HEAD DIAMETER 0.365 INCHES NOMINAL
HEAD HEIGHT 0.127 INCHES NOMINAL
INTERNAL DRIVE STYLE D1 CROSS RECESS TYPE 1
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY 1
FIRST DIAMETER FROM HEAD 0.125 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER 0.625 INCHES NOMINAL

Restrictions/Controls & Freight Information | NSN 5305-01-158-4549

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: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.
Category Code Description
NMF Description 096640 SCREWS, IRON OR STEEL
Less than car load rating Q 70
Less than truck load rating Q 70.0
Water commodity Code 713 unknown
Originating Activity Code BF U.S. Army Armament and Chemical Acquisition and
Logistics Activity
Rock Island, IL 61299-6000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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