Product Details | SHOULDER BOLT

5306-01-260-6541 An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than No. 10 (0.190 IN.) (5 mm) and those items with an inserted drive head, use SCREW, SHOULDER. For items which are No. 10 (0.190 IN.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use BOLT, EXTERNALLY RELIEVED BODY. Excludes THUMBSCREW.

Part Alternates: 3M381724, 3M381-7-24, 5306-01-260-6541, 01-260-6541, 5306012606541, 012606541

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 02 AUG 1987 01-260-6541

Drawings & Photos | NSN 5306-01-260-6541


Cross Reference | NSN 5306-01-260-6541

Part Number Cage Code Manufacturer
3M381-7-24 06725 SPS TECHNOLOGIES LLC DBA AIR INDUSTRIES
3M381-7-24 06950 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
3M381-7-24 17446 HUCK INTERNATIONAL, INC. DBA ALCOA FASTENING SYSTEMS
3M381-7-24 27624 SPS TECHNOLOGIES, LLC DBA PB FASTENERS
3M381-7-24 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
3M381-7-24 76301 BOEING COMPANY, THE DBA BOEING
3M381-7-24 80539 SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP
3M381-7-24 97928 HUCK INTL INC

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Technical Data | NSN 5306-01-260-6541

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 0.438 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.494 INCHES MINIMUM AND 0.579 INCHES MAXIMUM
FASTENER LENGTH 2.079 INCHES MINIMUM AND 2.109 INCHES MAXIMUM
MATERIAL STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 6150 OVERALL
SURFACE TREATMENT CADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416 TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 95000 POUNDS PER SQUARE INCH
HEAD STYLE C3 DISHED HEXAGON
HEAD HEIGHT 0.250 INCHES MINIMUM AND 0.265 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM
SHOULDER SHAPE ROUND FIRST SHOULDER
SHOULDER DIAMETER 0.4985 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM FIRST SHOULDER

Restrictions/Controls & Freight Information | NSN 5306-01-260-6541

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.
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 573 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 5306-01-260-6541

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