Model: 4-139-1D

Pipe Reducer

Properties:

Pipe Size Accommodated
0.250 inches 2nd end
Pipe Size Accommodated
0.375 inches 1st end
Reducer Type
Concentric
Connection Style
Plain (pipe) 1st end
Connection Style
Plain (pipe) 2nd end
Connection Type
Threaded external pipe 2nd end
Connection Type
Threaded internal pipe 1st end
Thread Size
0.250 inches 2nd end
Thread Size
0.375 inches 1st end
Nominallength
1.438 inches
Material
Aluminum alloy
Surface Treatment
Anodize inside
Surface Treatment
Anodize outside
Thread Series Designator
Nptf 1st end
Thread Series Designator
Nptf 2nd end
NSN
4730-00-541-1071
Part Number
4-139-1D
Description
Reducer,pipe
CAGE
30780

A straight pipe fitting having a different size connection on each end. It is designed to join two pipes of different sizes or two pipe fittings of different sizes. Excludes bushing (as modified).

Part 4-139-1D NSN 4730-00-541-1071

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
08505
FIIG:
A080B0
Concept No.:
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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

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