Product Details | DOUBLE HEXAGON SELF-LOCKING NUT

5310-00-159-6445 A nut having 12 drive points and 24 sides. The bearing surface may be washer faced. An integral locking feature is incorporated in the design of the head or in the threads.

Part Alternates: RMLH6521108, RMLH6521-108, 5310-00-159-6445, 00-159-6445, 5310001596445, 001596445

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 18 JUN 2003 00-159-6445

Drawings & Photos | NSN 5310-00-159-6445


Cross Reference | NSN 5310-00-159-6445

Part Number Cage Code Manufacturer
RMLH6521-108 82156 AMERACE CORP

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Technical Data | NSN 5310-00-159-6445

Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE 0.625 INCHES
THREAD QUANTITY PER INCH 18
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL COMP 8740 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 39.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
NUT STYLE A16 DOUBLE HEXAGON
NUT HEIGHT 0.574 INCHES MINIMUM AND 0.584 INCHES MAXIMUM
WIDTH ACROSS FLATS 0.930 INCHES MINIMUM AND 0.940 INCHES MAXIMUM
BEARING SURFACE TYPE CHAMFERED
LOCKING FEATURE ANY ACCEPTABLE
LUBRICATION DRY FILM LUBRICANT
TEMP RATING 450.0 DEG FAHRENHEIT NOMINAL

Restrictions/Controls & Freight Information | NSN 5310-00-159-6445

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
No Freight Information