Product Details | EXTERNALLY RELIEVED BODY SCREW

5305-01-248-5731 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: 1213D1597FIND189, 1217B0407, 5305-01-248-5731, 01-248-5731, 5305012485731, 012485731

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 26 JAN 1987 01-248-5731

Drawings & Photos | NSN 5305-01-248-5731


Demand History | NSN 5305-01-248-5731

Part Number Request Date QTY Origin
5305-01-248-5731 2015-08-232 2665 DIBBS

Cross Reference | NSN 5305-01-248-5731

Part Number Cage Code Manufacturer
1213D1597FIND189 03538 LOCKHEED MARTIN CORPORATION DIV MST
1213D1597FIND189 54497 MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP
1217B0407 03538 LOCKHEED MARTIN CORPORATION DIV MST
1217B0407 54497 MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP

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Technical Data | NSN 5305-01-248-5731

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.190 INCHES
THREAD QUANTITY PER INCH 24
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.310 INCHES NOMINAL
FASTENER LENGTH 0.500 INCHES NOMINAL
MATERIAL PLASTIC POLYAMIDE LOCKING FEATURE STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION FED-STD66 FED STD ALL MATERIAL RESPONSES FASTENER
SURFACE TREATMENT PASSIVATE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE FASTENER
MINIMUM TENSILE STRENGTH 80000 POUNDS PER SQUARE INCH
HEAD STYLE C51 FLAT COUNTERSUNK UNDERCUT
HEAD DIAMETER 0.385 INCHES NOMINAL
HEAD HEIGHT 0.080 INCHES NOMINAL
COUNTERSINK ANGLE 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE D1 CROSS RECESS TYPE 1
LOCKING FEATURE PATCH THREADS
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY 1
FIRST DIAMETER FROM HEAD 0.134 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER 0.110 INCHES NOMINAL

Restrictions/Controls & Freight Information | NSN 5305-01-248-5731

Category Code Description
Shelf-Life Code:R48 months
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.
Controlled Inventory Item Code:UUNCLASSIFIED
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
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 713 unknown
Originating Activity Code HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
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

Management | NSN 5305-01-248-5731

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life CodeR48 months
Purchasing QTY
UOM
1
EA : Each