Product Details | MACHINE BOLT

5306-01-284-2990 An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.

Part Alternates: LHD2430040007, LHD243004-0007, LHD243004-PC 10007, LHD243004PC10007, 243-5864871-PC 20007, 2435864871PC20007, 5306-01-284-2990, 01-284-2990, 5306012842990, 012842990

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 22 AUG 1988 01-284-2990

Drawings & Photos | NSN 5306-01-284-2990


Demand History | NSN 5306-01-284-2990

Part Number Request Date QTY Origin
5306-01-284-2990 2021-09-252 8 DIBBS
5306-01-284-2990 2021-08-237 8 DIBBS
5306-01-284-2990 2021-08-237 8 DIBBS
5306-01-284-2990 2021-06-161 1 DIBBS
5306-01-284-2990 2021-05-125 1 DIBBS
5306-01-284-2990 2021-04-97 1 DIBBS

Cross Reference | NSN 5306-01-284-2990

Part Number Cage Code Manufacturer
243-5864871-PC 20007 53711 NAVAL SEA SYSTEMS COMMAND
LHD243004-0007 53711 NAVAL SEA SYSTEMS COMMAND
LHD243004-PC 10007 76657 NATIONAL FORGE COMPANY

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Technical Data | NSN 5306-01-284-2990

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 2.500 INCHES
THREAD QUANTITY PER INCH 4
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 2.938 INCHES NOMINAL
FASTENER LENGTH 12.500 INCHES NOMINAL
MATERIAL STEEL COMP E4340 OR STEEL COMP 4147 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-24093 CL CTY 1 OR TY 2 MIL SPEC ALL MATERIAL RESPONSES OVERALL
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 2.750 INCHES NOMINAL
WIDTH BETWEEN FLATS 3.875 INCHES NOMINAL
GRIP LENGTH 8.406 INCHES NOMINAL
SURFACE FINISH 63.0 MICROINCHES GRIP
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER 12.187 INCHES NOMINAL FIRST HOLE
SHANK UNTHREADED HOLE DIAMETER 0.312 INCHES NOMINAL FIRST HOLE
FEATURES PROVIDED FINISHED HEAD
SPECIAL FEATURES TAPER SHANK DIAMETER 0.125 PER FT. FROM 2.838 IN. TOP DIA. TO 2.750 IN. BOTTOM DIA.
MANUFACTURERS CODE 53711
DESIGN CONTROL REFERENCE 243-5864871-PC 20007

Restrictions/Controls & Freight Information | NSN 5306-01-284-2990

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 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 574 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 5306-01-284-2990

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