Product Details | HEXAGON HEAD CAP SCREW

5305-01-598-5998 An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes BOLT,MACHINE; BOLT,EXTERNALLY RELIEVED BODY; BOLT,INTERNAL WRENCHING; and SCREW,CAP,SOCKET HEAD.

Part Alternates: 91310A341, 5305-01-598-5998, 01-598-5998, 5305015985998, 015985998

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 15 AUG 2011 01-598-5998

Demand History | NSN 5305-01-598-5998

Part Number Request Date QTY Origin
91310A341 2022-11-306 8443 DIBBS
5305-01-598-5998 2018-04-100 10914 DIBBS
5305-01-598-5998 2017-05-128 8796 DIBBS
5305-01-598-5998 2016-04-94 3500 DIBBS
5305-01-598-5998 2016-03-67 1728 DIBBS
5305-01-598-5998 2016-02-35 3225 DIBBS
5305-01-598-5998 2016-01-10 812 DIBBS
5305-01-598-5998 2013-07-185 589 DIBBS
5305-01-598-5998 2012-11-326 589 DIBBS
5305-01-598-5998 2012-08-226 24 DIBBS
5305-01-598-5998 2012-07-212 24 DIBBS

Cross Reference | NSN 5305-01-598-5998

Part Number Cage Code Manufacturer
91310A341 39428 MCMASTER-CARR SUPPLY COMPANY

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Technical Data | NSN 5305-01-598-5998

Characteristic Specifications
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL PROPERTY CLASS 10.9 OVERALL
HARDNESS RATING 32.0 ROCKWELL C MINIMUM OVERALL
WIDTH BETWEEN FLATS 10.0 MILLIMETERS NOMINAL
THREAD LENGTH 35.0 MILLIMETERS NOMINAL
THREAD SERIES DESIGNATOR M
HEAD STYLE HEXAGON
HEAD HEIGHT 4.0 MILLIMETERS NOMINAL
COLOR BLACK OVERALL
THREAD CLASS 6G
PART NAME ASSIGNED BY CONTROLLING AGENCY HEX HEAD CAP SCREW
MINIMUM TENSILE STRENGTH 150000 POUNDS PER SQUARE INCH
FASTENER LENGTH 35.0 MILLIMETERS NOMINAL
THREAD PITCH IN MILLIMETERS 1.0
NOMINAL THREAD DIAMETER 6.0 MILLIMETERS

Restrictions/Controls & Freight Information | NSN 5305-01-598-5998

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
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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 096640 SCREWS, IRON OR STEEL
Less than car load rating
Less than truck load rating Q 70.0
Water commodity Code 573 unknown
Originating Activity Code GX HQ Defense Logistics Agency, Enterprise Business
Systems
Fort Belvoir, VA 22060
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 5305-01-598-5998

Category Code Description
Materiel Category and Inventory ManagerT Industrial Supplies (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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
H
EA : Each
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
H
EA : Each