Model: 8-52-57

Tube Reducer

Properties:

Thread Class
2b all ends
Reducer Type
Concentric
Connection Style
Plain (pipe) all ends
Connection Type
Threaded internal tube all ends
Thready Qty Per Inch (tpi)
12 1st end
Thready Qty Per Inch (tpi)
A24 2nd end
Thread Size
0.625 inches 2nd end
Thread Size
0.875 inches 1st end
Outside Diameter Tube Accommodated
0.375 inches 2nd end
Outside Diameter Tube Accommodated
0.625 inches 1st end
Nominallength
1.250 inches
Material
Copper alloy
Material Specification
Qq-n-281, classa federal specification single material response
Thread Series Designator
Un 1st end
Thread Series Designator
Unef 2nd end
NSN
4730-01-105-2541
Part Number
8-52-57
Description
Reducer,tube
CAGE
9U023

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 8-52-57 NSN 4730-01-105-2541

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
052185
UFC:
29950
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7412200000
  • SITC: 68272
  • End Use: Finished metal shapes
  • NAICS: 332919
  • USDA: 1

Freight Class: Copper alloy tube or pipe fittings

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