Product Details | HEXAGON SELF-LOCKING NUT

5310-00-989-0398 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: 99F12720, 99F12-720, 5310-00-989-0398, 00-989-0398, 5310009890398, 009890398

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1962 00-989-0398

Cross Reference | NSN 5310-00-989-0398

Part Number Cage Code Manufacturer
99F12-720 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION

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Technical Data | NSN 5310-00-989-0398

Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE 0.438 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL UNS S34720 OR STEEL UNS S34723 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5642 ASSN STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT SILVER OVERALL
HARDNESS RATING NOT RATED
NUT HEIGHT 0.349 INCHES MINIMUM AND 0.469 INCHES MAXIMUM
WIDTH ACROSS FLATS 0.616 INCHES MINIMUM AND 0.627 INCHES MAXIMUM
BEARING SURFACE TYPE ANY ACCEPTABLE
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
TEMP RATING 1200.0 DEG FAHRENHEIT NOMINAL
III PRECIOUS MATERIAL SILVER
MANUFACTURERS CODE 56878
DESIGN CONTROL REFERENCE 99F12-720

Restrictions/Controls & Freight Information | NSN 5310-00-989-0398

Category Code Description
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.
Precious Metals Indicator Code:SItem contains silver
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 093480 BOLTS/NUTS METAL SILVER PLATED
Less than car load rating J 100.2
Less than truck load rating J 100.2
Water commodity Code 713 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