Model: A51H9181-1

Quick Disconnect Coupling Half

Properties:

Thread Class
3a all ends
Overall Length
Between 2.850 inches and 3.010 inches
Quick Disconnect Method
Push-pull all ends
Connection Style
Inverted flare all ends
Leg Length
Between 0.525 inches and 0.555 inches
Connection Type
Internal quick disconnect all ends
Connection Type
Threaded external tube first fluid end connection
Features Provided
Self-sealing
Thready Qty Per Inch (tpi)
14 all ends
Thread Size
1.8438 inches all ends
Seat Angle
8.5 degrees
Outside Diameter Tube Accommodated
1.500 inches all ends
Material
Steel body
Material Specification
Ams5643 assn standard single material response body
Style Designator
Male coupling half
Thread Series Designator
Unjs all ends
NSN
4730-00-009-3752
Part Number
A51H9181-1
Description
Coupling Half,quick Disconnect
CAGE
61174

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 A51H9181-1 NSN 4730-00-009-3752

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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
1.0000lbs
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:
052190
UFC:
30000
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7307199030
  • SITC: 67952
  • End Use: Iron and steel products, other
  • NAICS: 331511
  • USDA: 1

Freight Class: Unions, pipe, of iron or steel, cast

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