Tube Coupling Inverted Nut

B21

(NSN) National Stock Number

4730-00-014-2434

Federal Supply Classification

4730 Hose, Pipe, Tube, Lubrication and Railing Fittings

Item Name Code

03857

Schedule B Code

Summary

+0.6455 to 0.6500 inches thread pitch diameters, right-hand thread direction, not casehardened casehardening indicator, 0.680 inches nominal overall length, 11/16-18 thread size, 0.438 inches nominal tube outside diameter for which designed

DAC	HCC	DMIL	RNCC
6	-	-	5

RNVC	SADC	MSDS	RNAAC
9	-	-	AX

Identification

An externally threaded fastening device which has an internal or external seat, designed to mate with the seat of an internally threaded tube fitting for the purpose of securing the tube to the fitting to form a leakproof connection.

INC	FIIG	Concept	Condition
03857	T385-B	-	1

Specifications

Thread Pitch Diameters

+0.6455 to 0.6500 inches

Details

The minimum and maximum pitch diameter limits of a straight screw thread.

Thread Direction

right-hand

Details

The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.

Casehardening Indicator

not casehardened

Details

Indicates whether or not a ferrous alloy object has been subjected to a process whereby the outer portion is made substantially harder than the inner portion or core.

Overall Length

0.680 inches nominal

Details

The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.

Thread Size

11/16-18

Details

Designates the thread diameter and number of threads per specific measurement scale.

Tube Outside Diameter For Which Designed

0.438 inches nominal

Details

The length of a straight line which passes through the center of the tube for which designed,and terminates at the outside circumference.

Seat Angle In Deg

45.0

Details

The angle of the end surface upon which the mated surface seats,expressed in degrees.

Screw Thread Series Designator

Details

A designation distinguishing one group of screw thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

Width Across Flats

0.688 inches nominal

Details

The shortest straight line between flats,perpendicular to the height.

Smallest Inside Diameter

0.442 inches minimum and 0.445 inches maximum

Details

The smallest length of a straight line which passes through the center of the two surfaces of a circular item,and terminates at the inside circumference.

Material

copper alloy

Details

The chemical compound or mechanical mixture properties of which the item is fabricated.

Style Designator

inverted nut, tube, flare

Details

The style designation indicating the configuration that most nearly corresponds to the appearance of the item.

Specification/Standard Data

81343-j512 professional/industrial association standard

Details

The document designator of the specification or standard which established the item of supply.

Nondefinitive Spec/Std Data

9 figure

Details

The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
142434	22852	6	-	5	9	-	AX
B21	72853	6	-	5	9	-	AX
142434	12204	6	-	5	9	-	AX
100X7	01276	5	-	5	1	-	ZZ
100X7	79470	6	-	5	9	-	AX
J512	0U583	E	-	5	9	-	ZZ
SAE J512 7 040110B	0U583	E	-	3	2	-	ZZ
SAE-J512	0U583	E	-	3	1	-	ZZ
7-040110B	81343	E	-	5	9	-	AX
J512	81343	E	-	5	9	-	AX
SAE J512 7 040110B	81343	E	-	5	9	-	ZZ

Material and Special Handling

Hazardous material, precious metals, criticality, and electrostatic discharge indicators.

HMIC	PMIC	ESD/EMI	Criticality
N	U	-	-

Freight

Universal / National Freight and Handling Information

UFC	HMC	LTL	LCL
48950	-	W	-

RVC	WCC	TCC	SHC
-	573	Z	9

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Manufacturer

PARKER-HANNIFIN CORP DIV FLUID SYSTEM CONNECTOR DIVISION

CAGE: 93061

OTSEGO , MI , 49078-1472

UNITED STATES

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FAQs

Frequently asked questions for NSN 4730-00-014-2434

What is the NIIN of the NSN 4730-00-014-2434?

The National Item Identification Number (NIIN) of the NSN 4730-00-014-2434 is 00-014-2434

When the NSN 4730-00-014-2434 was assigned to the Federal Catalog?

It was assigned 61 years ago, on Tue, Jan 1, 1963

Does the NSN 4730-00-014-2434 contain any precious metals?

Type/content is unknown

Does the NSN 4730-00-014-2434 contain any hazardous material?

No data in HMIRS

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