Product Details | HEXAGON EXTENDED WASHER SELF-LOCKING NUT

5310-00-273-7776 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: 00144, 124D75, 5310-00-273-7776, 00-273-7776, 5310002737776, 002737776

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-273-7776

Drawings & Photos | NSN 5310-00-273-7776


Cross Reference | NSN 5310-00-273-7776

Part Number Cage Code Manufacturer
00144 14153 DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER
124D75 0AHP5 CURTISS-WRIGHT CONTROLS, INC DIV FLIGHT SYSTEMS

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Technical Data | NSN 5310-00-273-7776

Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE 0.375 INCHES
THREAD QUANTITY PER INCH 24
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL COMP 8735 OR STEEL COMP 4140 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 6320 ASSN STD 1ST MATERIAL RESPONSE OR AMS 4140 ASSN STD 2ND MATERIAL RESPONSE OVERALL
HARDNESS RATING 19.0 ROCKWELL C MINIMUM AND 26.0 ROCKWELL C MAXIMUM
NUT STYLE A294 HEXAGON
WASHER OUTSIDE DIAMETER 0.646 INCHES MINIMUM AND 0.666 INCHES MAXIMUM
OVERALL HEIGHT 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
WASHER THICKNESS 0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM
WIDTH ACROSS FLATS 0.556 INCHES MINIMUM AND 0.563 INCHES MAXIMUM
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
TEMP RATING NOT RATED

Restrictions/Controls & Freight Information | NSN 5310-00-273-7776

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 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 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 5310-00-273-7776

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 CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each