Model: 412021-9

Quick Disconnect Coupling Half

Properties:

Thread Class
3a all ends
Overall Length
1.518 inches
Quick Disconnect Method
Spring push-pull all ends
End Application
An/alq-161
Connection Style
Flared all ends
Leg Length
0.438 inches
Connection Type
Internal quick disconnect all ends
Connection Type
Threaded external tube first fluid end connection
Thread Size
0.750 inches all ends
Seat Angle
37.0 degrees
Outside Diameter Tube Accommodated
0.500 inches all ends
Material
Aluminum alloy body
Material Specification
Qq-a-225/6, t351 federal specification 1st material response or qq-a-225/8, t651 federal specification 2nd material response body
Style Designator
Male coupling half
Thread Series Designator
Unf all ends
NSN
4730-01-187-5363
Part Number
412021-9
Description
Coupling Half,quick Disconnect
CAGE
00752

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.

Part 412021-9 NSN 4730-01-187-5363

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
18681
FIIG:
A531T0
Concept No.:
App. Key:
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
EW
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
052190
UFC:
30000
LTL:
RATING VARIABLE
LCL:
50.0
WCC:
713
TCC:
Z
SHC:
Z
ACC:
Equipment for Aircraft

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Schedule B and Export
  • Schedule B: 7609000000
  • SITC: 68427
  • End Use: Finished metal shapes
  • NAICS: 332919
  • USDA: 1

Freight Class: Aluminum tube or pipe fittings (couplings,elbows sleeves)

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