Model: 1QF21G4S52A

Quick Disconnect Coupling Half

Special Features:

Cleaned for oxyugen service per hydraflow specification ep21 and effluent evaluated per hydraflow ep54; 4 pin polarity

Properties:

Thread Class
3a all ends
Overall Length
2.456 inches
Quick Disconnect Method
Push-pull all ends
Maximum Operating Temp
-70.0 degrees fahrenheit single response
End Application
C-17a aircraft
Connection Style
Flared all ends
Leg Length
1.016 inches
Connection Type
Threaded external tube first fluid end connection
Connection Type
Unthreaded internal tube all ends
Maximum Operating Pressure
115.0 pounds per square inch single response
Thread Size
0.500 inches all ends
Seat Angle
37.0 degrees
Outside Diameter Tube Accommodated
0.312 inches all ends
Material
Aluminum alloy body
Media For Which Designed
Oxygen, liquid single response
Surface Treatment
Anodize body
Surface Treatment Specification
Mil-a-8625, green military specification single treatment response body
Style Designator
Male coupling half
Thread Series Designator
Unjf all ends
Furnished Items And Quantity
1 dust plug assembly and 4 preformed packing
NSN
4730-01-389-6411
Part Number
1QF21G4S52A
Description
Coupling Half,quick Disconnect
CAGE
24984

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 1QF21G4S52A NSN 4730-01-389-6411

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:
BA
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
052250
UFC:
30215
LTL:
70.0
LCL:
--
WCC:
846
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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