Product Details | TUBE COUPLING NUT

4730-00-670-4344 An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. Excludes NUT (1), TUBE COUPLING, REDUCING; and NUT (1), UNION.

Part Alternates: 347624, 4730-00-670-4344, 00-670-4344, 4730006704344, 006704344

Pipe, Tubing, Hose, and Fittings | Hose, Pipe, Tube, Lubrication, and Railing Fittings

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1963 00-670-4344

Drawings & Photos | NSN 4730-00-670-4344


Cross Reference | NSN 4730-00-670-4344

Part Number Cage Code Manufacturer
347624 11449 TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP
347624 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS

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Technical Data | NSN 4730-00-670-4344

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 316 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5649 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT SILVER OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
NUT STYLE A350 TUBE COUPLING
NUT HEIGHT 0.620 INCHES MINIMUM AND 0.650 INCHES MAXIMUM
WIDTH ACROSS FLATS 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
LENGTH TO SHOULDER ANY ACCEPTABLE
SMALLEST INSIDE DIAMETER 0.242 INCHES MINIMUM AND 0.245 INCHES MAXIMUM
SEAT ANGLE 45.00 DEGREES NOMINAL
FABRICATION METHOD ANY ACCEPTABLE
NOMINAL TUBE OUTSIDE DIAMETER 0.188 INCHES

Restrictions/Controls & Freight Information | NSN 4730-00-670-4344

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 013540 ALUM NUTS
Less than car load rating
Less than truck load rating Q 70.0
Water commodity Code 576 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