Model: B145S4-20D

Quick Disconnect Coupling Half

Special Features:

Bulkhead threads on fluid end connection

Properties:

Thread Class
3a all ends
Overall Length
2.344 inches
Quick Disconnect Method
Quick lead thread second quick disconnect end
Quick Disconnect Size
2.125 inches all ends
End Application
Multiple aircraft application, uh-1, h-3 helicopter e-3a warning and control system, trader c-1 and phantom f-4 aircrafts
Connection Style
Flared all ends
Leg Length
1.500 inches
Connection Type
External quick disconnect all ends
Connection Type
Threaded external tube first fluid end connection
Features Provided
Self-sealing
Thready Qty Per Inch (tpi)
12 all ends
Thread Size
1.625 inches all ends
Seat Angle
37.0 degrees
Outside Diameter Tube Accommodated
1.250 inches all ends
Material
Aluminum alloy body
Surface Treatment
Anodize body
Style Designator
Male coupling half
Thread Series Designator
Unj all ends
NSN
4730-00-640-1022
Part Number
B145S4-20D
Description
Coupling Half,quick Disconnect
CAGE
00624

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 B145S4-20D NSN 4730-00-640-1022

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:
U
ESD:
ESD:
MMAC:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
4.0 X 0.0 X 0.0
Paclk Weight:
0.6000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051400
UFC:
29700
LTL:
77.5
LCL:
--
WCC:
576
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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