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Quick Disconnect Coupling Half NSN 4730-00-540-1521

Item Description

A fluid line fitting having a pipe, tube or hose connection or a through hole to accommodate a bolt, fluid passage on one end. The other end must have an internal or external quick disconnect feature for connecting a mating part to form a quick disconnect coupling assembly. The fitting may incorporate a self-sealing feature for the purpose of automatically shutting off the flow of fluid when disconnected from its mating half. For self-sealing fittings with an external or internal threaded disconnect end, see coupling half, self-sealing. See also, connector, multiple, fluid pressure line.

NSN 4730-00-540-1521 NSN: 4730-00-540-1521

Features and Characteristics

Thread Class
3a all ends
Overall Length
Between 4.165 inches and 4.410 inches
Quick Disconnect Method
Spring push-lock all ends
Quick Disconnect Size
0.922 inches all ends
End Application
41f aircraft, t-37
Connection Style
Flared all ends
Leg Length
Between 1.600 inches and 1.625 inches
Connection Type
Threaded external tube first fluid end connection
Features Provided
Self-sealing
Thready Qty Per Inch (tpi)
12 all ends
Thread Size
1.062 inches all ends
Seat Angle
37.0 degrees
Outside Diameter Tube Accommodated
0.750 inches all ends
Special Features
Anodized blue; w/bulkhead threads on fluid end connection
Material
Aluminum body and aluminum alloy body
Surface Treatment
Anodize body
Surface Treatment Specification
Mil-a-8625 military specification single treatment response body
Style Designator
Male coupling half
Thread Series Designator
Un all ends
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
005401521
NSN
4730005401521

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1309A12A
Cage Code:
86831
Status:
A
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 4730-00-540-1521
What are the manufacturers of nsn 4730005401521?
Does this nsn 4730005401521 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730005401521
A fluid line fitting having a pipe, tube or hose connection or a through hole to accommodate a bolt, fluid passage on one end. the other end must have an internal or external quick disconnect feature for connecting a mating part to form a quick disconnect coupling assembly. the fitting may incorporate a self-sealing feature for the purpose of automatically shutting off the flow of fluid when disconnected from its mating half. for self-sealing fittings with an external or internal threaded disconnect end, see coupling half, self-sealing. see also, connector, multiple, fluid pressure line.
Does nsn 4730005401521 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730005401521 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730005401521?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
18681
FIIG:
A531T0
App. Key:
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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