Product Details | PLATE SELF-LOCKING NUT

5310-00-299-7729 A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.

Part Alternates: MS21056L06, NAS684C06M, RMLHTA55286062, RMLHTA55-2860-62, T7C632M, K300106, K3001-06, 301315, 30-1315 , 12720E62, 961045, 96-1045 , 976341, 97-6341 , 5310-00-299-7729, 00-299-7729, 5310002997729, 002997729, 12720E-62

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 03 OCT 1973 00-299-7729

Drawings & Photos | NSN 5310-00-299-7729


Demand History | NSN 5310-00-299-7729

Part Number Request Date QTY Origin
MS21056L06 2025-12-346 240 US
MS21056L06 2025-12-346 480 US
5310-00-299-7729 2023-05-128 304 DIBBS
MS21056L06 2014-06-157 50 United States
MS21056L06 2007-10-296 144 us

Cross Reference | NSN 5310-00-299-7729

Part Number Cage Code Manufacturer
12720E-62 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
12720E-62 80539 SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP
K3001-06 15653 ALCOA GLOBAL FASTENERS, INC.
K3001-06 75237 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
K3001-06 R1120 SATAIR A/S
MS21056L06 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES
MS21056L06 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
NAS684C06M D9182 BOSCH REXROTH GMBH LOHMANN +STOLTERFOHT
RMLHTA55-2860-62 019L2 MACLEAN-FOGG COMPANY DBA MAC LEAN-ESNA
RMLHTA55-2860-62 72962 HARVARD INDUSTRIES INC
T7C632M 11815 SPS TECHNOLOGIES, LLC DBA CHERRY AEROSPACE DIV
T7C632M 71087 REPUBLIC FASTENER MFG. CORP. Use CAGE Code 52828 for Cataloging.

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Technical Data | NSN 5310-00-299-7729

Characteristic Specifications
THREAD SERIES UNJC
NOMINAL THREAD SIZE 0.138 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL IRON ALLOY 660 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING 49.0 ROCKWELL C MAXIMUM
NUT STYLE A121 PLATE
NUT LENGTH 0.637 INCHES MAXIMUM
NUT HEIGHT 0.171 INCHES MAXIMUM
PLATE THICKNESS 0.047 INCHES MAXIMUM
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
LUBRICATION DRY FILM LUBRICANT
NUT MOUNTING PROVISION STRAIGHT HOLES
MOUNTING HOLE ARRANGEMENT STYLE F53 2 HOLES
MOUNTING HOLE DIAMETER 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM
DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER 0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM
TEMP RATING 450.0 DEG FAHRENHEIT NOMINAL
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS21056L06

Restrictions/Controls & Freight Information | NSN 5310-00-299-7729

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 030310 CABLE OR WIRE
Less than car load rating S 60
Less than truck load rating W Rating Variable
Water commodity Code 743 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 H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
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 5310-00-299-7729

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
V
FT : Foot