Product Details | HEXAGON SELF-LOCKING NUT

5310-01-556-7126 A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes NUT (1), SELF-LOCKING, CAP.

Part Alternates: MS21046C8S, 5310-01-556-7126, 01-556-7126, 5310015567126, 015567126

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 04 OCT 2007 01-556-7126

Drawings & Photos | NSN 5310-01-556-7126


Demand History | NSN 5310-01-556-7126

Part Number Request Date QTY Origin
MS21046C8S 2024-10-297 10 United States
MS21046C8S 2021-07-201 12 United States
5310-01-556-7126 2018-01-03 45 us
5310-01-556-7126 2015-12-340 326 DIBBS
5310-01-556-7126 2015-05-147 194 DIBBS
5310-01-556-7126 2014-08-229 157 DIBBS
5310-01-556-7126 2013-02-53 239 DIBBS
5310-01-556-7126 2012-04-110 30 US
5310-01-556-7126 2011-11-307 25 DIBBS
MS21046C8S 2009-12-363 6 US
5310-01-556-7126 2009-10-302 125 DIBBS
MS21046C8S 2009-09-250 12 US
MS21046C8S 2008-09-253 12 US
MS21046C8S 2008-05-137 10 us

Cross Reference | NSN 5310-01-556-7126

Part Number Cage Code Manufacturer
MS21046C8S 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5310-01-556-7126

Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE 0.500 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL CORROSION RESISTING OVERALL
NUT STYLE A12 HEXAGON
BEARING SURFACE TYPE CHAMFERED OR WASHER FACED
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
TEMP RATING 800.0 DEG FAHRENHEIT NOMINAL
SPECIAL FEATURES SEGMENTED BEAM LOCK, SILVER OVERALL SURFACE TREATMENT 125.0 MICROINCHES
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS21046C8S

Restrictions/Controls & Freight Information | NSN 5310-01-556-7126

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 095190 HARDWARE, NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 573 unknown
Originating Activity Code KE Naval ICP
Philadelphia, PA 19111
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 5310-01-556-7126

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
M
EA : Each