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Air Breat Air Duct Hose Assembly NSN 1660-00-023-4216

Item Description

A length of hose, air duct, air breathing which may have end couplings on one or both end/or incorporates a communication cable. It is designed for use in breathing oxygen system, air line masks, gas masks, and the like. Excludes items which include the branch or fork hoses; assemblies made up of the oxygen breathing hose, communication cable, wiring for face mask heater, and vent and pressure ducts for the anti-gsuit and hose assembly, nonmetallic.

NSN 1660-00-023-4216 NSN: 1660-00-023-4216

Features and Characteristics

Cross Sectional Shape
Round
Wall Thickness
0.188 inches
Inside Diameter
0.250 inches first end
Hose Weight
0.110 ounces per linear foot
Connection Type
Coupling first end
Maximum Operating Pressure
70.0 pounds per square inch
Thread Size
0.500 inches both ends
Measuring Method And Length
14.000 inches
Coupling Style
Threaded internal first end
Material
Steel reinforcing wire
Material Specification
Qq-a-225/6, alloy 2024, t4 federal specification single material response 1st end coupling
Surface Treatment
Anodize 1st end coupling
Surface Treatment Specification
Mil-a-8625, type 2 military specification single treatment response 1st end coupling
Style Designator
Fully convoluted w/ wire rings between convolutions
Thread Series Designator
Unjf both ends
Specification Data
80206-33c1204 government standard
Fsc Application Data
Aircraft oxygen breathing system
FSC
1660 Pressurizing Equipment Heating Aircraft Air Conditioning
NIIN
000234216
NSN
1660000234216

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MIL-H-81581/3
Cage Code:
81349
Status:
A
MSDS:
Part Number:
33C1204-140
Cage Code:
80206
Status:
A
MSDS:
Part Number:
REDAR 17S-1-14 C
Cage Code:
28445
Status:
A
MSDS:
Part Number:
A10529-14
Cage Code:
28445
Status:
A
MSDS:
Part Number:
REDAR17-2-14TYPEC
Cage Code:
28445
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8803300060
  • NAICS: 336413
  • SITC: 79295
  • Description: Other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof)
  • End Use (Code 50070):
    Parts for military-type goods

Q & A

Frequently asked questions for NSN 1660-00-023-4216
What are the manufacturers of nsn 1660000234216?
Does this nsn 1660000234216 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 1660000234216
A length of hose, air duct, air breathing which may have end couplings on one or both end/or incorporates a communication cable. it is designed for use in breathing oxygen system, air line masks, gas masks, and the like. excludes items which include the branch or fork hoses; assemblies made up of the oxygen breathing hose, communication cable, wiring for face mask heater, and vent and pressure ducts for the anti-gsuit and hose assembly, nonmetallic.
Does nsn 1660000234216 contain any precious metals?
Precious metal content is unknown.
Does nsn 1660000234216 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 1660000234216?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
30600
FIIG:
A229A0
App. Key:
A
Cond. Code:
2
Status:
A

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