Product Details | KEY HEAD BOLT

5306-00-377-6777 A headed externally threaded fastener whose threaded portion is of one nominal diameter with a single rectangular or triangular projection on the underside of the head.

Part Alternates: X5224, 5224, 5306-00-377-6777, 00-377-6777, 5306003776777, 003776777

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1961 00-377-6777

Drawings & Photos | NSN 5306-00-377-6777


Cross Reference | NSN 5306-00-377-6777

Part Number Cage Code Manufacturer
5224 46717 PETTIBONE LLC
X5224 46717 PETTIBONE LLC

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Technical Data | NSN 5306-00-377-6777

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 1.250 INCHES
THREAD QUANTITY PER INCH 7
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 2.500 INCHES MINIMUM
FASTENER LENGTH 6.500 INCHES NOMINAL
MATERIAL STEEL COMP 4140 OVERALL
HARDNESS RATING 38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE C61 FLAT COUNTERSUNK REVERSE KEYED
HEAD DIAMETER 2.156 INCHES NOMINAL
KEY LENGTH 0.469 INCHES NOMINAL
HEAD HEIGHT 0.656 INCHES NOMINAL
COUNTERSINK ANGLE 78.0 DEGREES NOMINAL
SPECIAL FEATURES FURNISHED W/1 NUT AND 1 WASHER
MANUFACTURERS CODE 46717
DESIGN CONTROL REFERENCE 5224

Restrictions/Controls & Freight Information | NSN 5306-00-377-6777

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: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.
Category Code Description
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating U 50
Less than truck load rating W Rating Variable
Water commodity Code 573 unknown
Originating Activity Code XX
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 5306-00-377-6777

Category Code Description
Cognizance Codes9ZNavy-owned stocks of defense industrial material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9IDefense Industrial Supply Center
Philadelphia, PA 19111
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
A
EA : Each