Product Details | HEXAGON EXTENDED WASHER SELF-LOCKING NUT

5310-00-655-9937 A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Part Alternates: CS23000001, CS-2300-0001, 8724978, 5310-00-655-9937, 00-655-9937, 5310006559937 , 006559937

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-655-9937

Drawings & Photos | NSN 5310-00-655-9937


Demand History | NSN 5310-00-655-9937

Part Number Request Date QTY Origin
CS23000001 2012-01-03 70 US

Cross Reference | NSN 5310-00-655-9937

Part Number Cage Code Manufacturer
5310006559937 SCY13 E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES
8724978 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
CS-2300-0001 16236 DLA LAND AND MARITIME

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Technical Data | NSN 5310-00-655-9937

Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE 0.625 INCHES
THREAD QUANTITY PER INCH 18
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL COMP 4140 OR STEEL COMP 8640 OR STEEL COMP 8740 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-624 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-624 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-624 FED SPEC 3RD MATERIAL RESPONSE OVERALL
HARDNESS RATING 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
NUT STYLE A294 HEXAGON
WASHER OUTSIDE DIAMETER 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM
OVERALL HEIGHT 0.680 INCHES MINIMUM AND 0.700 INCHES MAXIMUM
WASHER THICKNESS 0.110 INCHES MINIMUM AND 0.130 INCHES MAXIMUM
WIDTH ACROSS FLATS 0.865 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
NUT COUNTERBORE DEPTH 0.010 INCHES MINIMUM AND 0.030 INCHES MAXIMUM NUT
COUNTERBORE DIAMETER 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM NUT
TEMP RATING NOT RATED
FEATURES PROVIDED CASEHARDENED
SPECIAL FEATURES 125 MICROINCHES RMS ALL OVER EXCEPT 32 MICROINCHES RMS ON WASHER FACE

Restrictions/Controls & Freight Information | NSN 5310-00-655-9937

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 093483 BOLTS,NUTS OR SCREWS,NOI IRON OR
Less than car load rating
Less than truck load rating S 60.0
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 5310-00-655-9937

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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each