Model: 91

Pipe Reducer

Properties:

Pipe Size Accommodated
5.000 inches 1st end
Pipe Size Accommodated
4.000 inches 2nd end
Reducer Type
Concentric
Connection Style
Beveled (pipe) 1st end
Connection Style
Beveled (pipe) 2nd end
Connection Type
Butt weld pipe 1st end
Connection Type
Butt weld pipe 2nd end
Pipe Wall Thickness Designation For Which Designed
Schedule 80 1st end
Pipe Wall Thickness Designation For Which Designed
Schedule 80 2nd end
Nominallength
5.000 inches
Material
Steel comp 303s
Material Specification
Mil-s-7720, cond a military specification single material response
NSN
4730-00-243-9756
Part Number
91
Description
Reducer,pipe
CAGE
78824

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 91 NSN 4730-00-243-9756

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

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Schedule B and Export
  • Schedule B: 7307994000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Other fittings nesoi of alloy steel not stainless

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