Model: AS4301K2420

Tube Reducer

Special Features:

Machined groove in flared end to accommodate seal ring per kc103

Properties:

Thread Class
3a 2nd end
Thread Class
3b 1st end
Reducer Type
Concentric
Connection Style
Flared (tube) 2nd end
Connection Style
Swivel nut, flare (tube) style 3 optional end 1st end
Connection Type
Threaded external tube 2nd end
Connection Type
Threaded internal tube 1st end
Thread Size
1.312 inches 1st end
Thread Size
1.625 inches 2nd end
Seat Angle
37.0 degrees 1st end
Seat Angle
37.0 degrees 2nd end
Outside Diameter Tube Accommodated
1.250 inches 2nd end
Outside Diameter Tube Accommodated
1.500 inches 1st end
Nominallength
1.687 inches
Material
Steel comp 316
Material Specification
Qq-s-763, cl 316 federal specification single material response
Surface Treatment
Passivate
Thread Series Designator
Unjef 1st end
Thread Series Designator
Unjef 2nd end
NSN
4730-01-088-3480
Part Number
AS4301K2420
Description
Reducer,tube
CAGE
81343

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

Part AS4301K2420 NSN 4730-01-088-3480

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
08506
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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