Model: 2178-50

Hose To Boss Straight Adapter

Special Features:

Furnished with internal plastic split bushing

Properties:

Thread Class
2a 2nd end
Connection Style
External seat for gasket seal (boss) 2nd end
Connection Style
Socket (hose) 1st end
Connection Type
Threaded external boss 2nd end
Connection Type
Unthreaded internal hose 1st end
Thready Qty Per Inch (tpi)
18 2nd end
Thread Size
1.875 inches 2nd end
Inside Diameter Hose Accommodated
0.500 inches 1st end
Outside Diameter Hose Accommodated
0.922 inches 1st end
Nominallength
1.000 inches
Material
Aluminum alloy
Material Specification
Qq-a-225 federal specification single material response or qq-a-591 federal specification single material response
Surface Treatment
Nickel
Surface Treatment Specification
Mil-c-26074, cl 3 or 4, gradeb military specification single treatment response
Thread Series Designator
Uns 2nd end
NSN
4730-01-150-5409
Part Number
2178-50
Description
Adapter,straight,hose To Boss
CAGE
07418

An adapter having standard hose threads on one end, an incomplete part of a threaded end connection that grips the hose directly, or an unthreaded end designed to accommodate a hose. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. It is designed to join a hose or hose fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also coupling, hose and connector, hose, bulkhead. Excludes items having flanged ends.

Part 2178-50 NSN 4730-01-150-5409

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22673
FIIG:
A080B0
Concept No.:
1
App. Key:
A
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:
4.0 X 0.0 X 0.0
Paclk Weight:
0.1000lbs
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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