Boss Reducer NSN 4730-00-640-1306

Item Description

A straight fitting having a boss connection of a different size at each end. Both connections have external or internal machine threads (straight threads other than pipe or hose series) and are designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. Excludes bushing (as modified).

NSN: 4730-00-640-1306

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Features and Characteristics

Thread Class

3a all ends

Reducer Type

Concentric

End Application

Used on boeing vertol cargo transport helicopter, model ch-47

Connection Style

External seat for gasket seal (boss) all ends

Connection Type

Threaded external boss all ends

Thready Qty Per Inch (tpi)

12 all ends

Thread Size

1.062 inches 2nd end

Nominallength

1.750 inches

Material

Aluminum alloy 2024

Material Specification

Qq-a-225/6, t6 federal specification single material response

Surface Treatment

Anodize

Surface Treatment Specification

Mil-a-8625 military specification single treatment response

Thread Series Designator

Unj all ends

Specification Data

81343-as18280 government standard

FSC

4730 Railing Fittings Lubrication Tube Pipe Hose

NIIN

006401306

NSN

4730006401306

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

MS21916-D16-012

Cage Code:

96906

Status:

MSDS:

Part Number:

AS18280

Cage Code:

81343

Status:

MSDS:

Part Number:

MS21916D16-12

Cage Code:

00624

Status:

MSDS:

Part Number:

MS21916W16-12

Cage Code:

81343

Status:

MSDS:

Part Number:

137618138

Cage Code:

A0199

Status:

MSDS:

Part Number:

ER919D16-12

Cage Code:

79470

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 7609000000
NAICS: 332919
SITC: 68427
Description: Aluminum tube or pipe fittings (couplings,elbows sleeves)
End Use (Code 12300):
Finished metal shapes

Q & A

Frequently asked questions for NSN 4730-00-640-1306

What are the manufacturers of nsn 4730006401306?

Military Standards (96906)
Society Of Automotive Engineers Inc (81343)
Eaton-aeroquip Llc. (00624)
Finmeccanica Spa (A0199)
Satair A/s (R1120)
Dana Corp (79470)

Does this nsn 4730006401306 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4730006401306
A straight fitting having a boss connection of a different size at each end. both connections have external or internal machine threads (straight threads other than pipe or hose series) and are designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. excludes bushing (as modified).

Does nsn 4730006401306 contain any precious metals?
Precious metal content is unknown.

Does nsn 4730006401306 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4730006401306?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

23541

FIIG:

A080B0

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service