Product Details | HEXAGON SELF-LOCKING NUT

5310-00-208-4003 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: 68NE048, 8489645, 5310-00-208-4003, 00-208-4003, 5310002084003, 002084003

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-208-4003

Cross Reference | NSN 5310-00-208-4003

Part Number Cage Code Manufacturer
68NE048 019L2 MACLEAN-FOGG COMPANY DBA MAC LEAN-ESNA
68NE048 72962 HARVARD INDUSTRIES INC
8489645 18876 U S ARMY AVIATION AND MISSILE COMMAND

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Technical Data | NSN 5310-00-208-4003

Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE 0.250 INCHES
THREAD QUANTITY PER INCH 28
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL PLASTIC POLYAMIDE LOCKING INSERT ALUMINUM ALLOY 2017 NUT
MATERIAL DOCUMENT AND CLASSIFICATION AMS 4118 ASSN STD SINGLE MATERIAL RESPONSE NUT
SURFACE TREATMENT ANODIZE NUT
HARDNESS RATING NOT RATED
NUT HEIGHT 0.488 INCHES NOMINAL
WIDTH ACROSS FLATS 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM
BEARING SURFACE TYPE ANY ACCEPTABLE
LOCKING FEATURE PREVAILING TORQUE WITH NONMETALLIC INSERT
TEMP RATING NOT RATED

Restrictions/Controls & Freight Information | NSN 5310-00-208-4003

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: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 013540 ALUM NUTS
Less than car load rating Q 70
Less than truck load rating Q 70.0
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