Model: SS-500-6-4

Tube Reducer

Properties:

Thread Class
2a all ends
Reducer Type
Concentric
End Application
21n nuclear power plants.
Connection Style
Flareless (tube) all ends
Connection Type
Threaded external tube all ends
Thread Size
0.438 inches 2nd end
Thread Size
0.500 inches 1st end
Seat Angle
20.0 degrees all ends
Outside Diameter Tube Accommodated
0.250 inches 2nd end
Outside Diameter Tube Accommodated
0.312 inches 1st end
Nominallength
1.078 inches
Material
Steel comp 316
Material Specification
66 federal standard single material response
Surface Treatment
Passivate
Thread Series Designator
Unf all ends
Furnished Items And Quantity
4 flared sleeve and 2 short coupling nut
NSN
4730-00-793-2731
Part Number
SS-500-6-4
Description
Reducer,tube
CAGE
02570

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 SS-500-6-4 NSN 4730-00-793-2731

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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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: 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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