Model: 73839 ITEM 25

Tube Reducer

Properties:

Thread Class
2a center bulkhead
Thread Class
3a 2nd end
Thread Class
3a 1st end
Reducer Type
Concentric
Connection Style
Flared (tube) 1st end
Connection Style
Plain (tube) 2nd end
Connection Type
Threaded external tube all ends
Thread Size
0.375 inches 2nd end
Thread Size
0.500 inches 1st end
Thread Size
0.500 inches center bulkhead
Seat Angle
37.0 degrees 1st end
Outside Diameter Tube Accommodated
0.188 inches 2nd end
Outside Diameter Tube Accommodated
0.313 inches 1st end
Nominallength
4.625 inches
Material
Nickel alloy
Material Specification
Qq-n-281 cla federal specification single material response
Thread Series Designator
Unc 2nd end
Thread Series Designator
Unf center bulkhead
Thread Series Designator
Unjf 1st end
NSN
4730-01-359-6475
Part Number
73839 ITEM 25
Description
Reducer,tube
CAGE
77842

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 73839 ITEM 25 NSN 4730-01-359-6475

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
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:
052190
UFC:
30000
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7507200000
  • SITC: 68322
  • End Use: Finished metal shapes
  • NAICS: 332919
  • USDA: 1

Freight Class: Tube or pipe fittings of nickel

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