Product Details | EXTERNALLY RELIEVED BODY SCREW

5305-01-197-6566 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: MILE241424, MIL-E-24142-4, 5305-01-197-6566, 01-197-6566, 5305011976566, 011976566

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 24 DEC 1984 01-197-6566

Drawings & Photos | NSN 5305-01-197-6566


Demand History | NSN 5305-01-197-6566

Part Number Request Date QTY Origin
5305-01-197-6566 2025-03-76 141 DIBBS
5305-01-197-6566 2025-02-36 43 DIBBS
5305-01-197-6566 2024-05-134 42 DIBBS
5305-01-197-6566 2024-05-126 42 DIBBS
5305-01-197-6566 2024-05-122 42 DIBBS

Cross Reference | NSN 5305-01-197-6566

Part Number Cage Code Manufacturer
MIL-E-24142-4 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 5305-01-197-6566

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.375 INCHES
THREAD QUANTITY PER INCH 16
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.313 INCHES NOMINAL
FASTENER LENGTH 0.875 INCHES NOMINAL
MATERIAL COPPER ALLOY 210 OR COPPER ALLOY 230 OR COPPER ALLOY 240 OR COPPER ALLOY 260 OR COPPER ALLOY 268 OR COPPER ALLOY 342 OR COPPER ALLOY 353 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION ASTM B36 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B 121 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.250 INCHES NOMINAL
WIDTH BETWEEN FLATS 0.562 INCHES NOMINAL
INTERNAL DRIVE STYLE D14 SLOT
POINT STYLE F19 FLAT
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY 1
FIRST DIAMETER FROM HEAD 0.270 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER 0.562 INCHES NOMINAL
SPECIFICATION/STANDARD DATA 81349-MIL-E-24142 GOVERNMENT SPECIFICATION
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-E-24142-4

Restrictions/Controls & Freight Information | NSN 5305-01-197-6566

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Category Code Description
NMF Description 096630 SCREWS NOI BRASS/BRONZE/COPPER
Less than car load rating
Less than truck load rating Q 70.0
Water commodity Code 713 unknown
Originating Activity Code KZ Defense Supply Center Philadelphia
Philadelphia, PA 19101
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 5305-01-197-6566

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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each