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Boss Reducer NSN 4730-01-181-5779

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 4730-01-181-5779 NSN: 4730-01-181-5779

Features and Characteristics

Thread Class
3a all ends
Reducer Type
Concentric
Maximum Operating Temp
160.0 degrees fahrenheit single response
End Application
Aircraft, stratolifter c-135
Connection Style
Flared w/ gasket seal (boss) all ends
Connection Type
Threaded external boss all ends
Thready Qty Per Inch (tpi)
12 1st end
Maximum Operating Pressure
1500.0 pounds per square inch single response
Thread Size
0.875 inches 2nd end
Nominallength
2.047 inches
Material
Steel comp 304
Surface Treatment
Passivate
Thread Series Designator
Unf 2nd end
Specification Data
88044-an919 professional/industrial association standard
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
011815779
NSN
4730011815779

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AN919-22C
Cage Code:
81352
Status:
A
MSDS:
Part Number:
AS5174
Cage Code:
81343
Status:
A
MSDS:
Part Number:
AS5174J1610
Cage Code:
81343
Status:
A
MSDS:
Part Number:
AN919-22J
Cage Code:
88044
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7307994000
  • NAICS: 332919
  • SITC: 67959
  • Description: Other fittings nesoi of alloy steel not stainless
  • End Use (Code 12110):
    Iron and steel products, other

Q & A

Frequently asked questions for NSN 4730-01-181-5779
What are the manufacturers of nsn 4730011815779?
Does this nsn 4730011815779 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730011815779
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 4730011815779 contain any precious metals?
No precious metal content.
Does nsn 4730011815779 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730011815779?
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:
A
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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