Model: 661-F-5/16X3/8

Tube Reducer

Properties:

Thread Class
2a 2nd end
Thread Class
2b 1st end
Reducer Type
Concentric
Connection Style
Flared (tube) 1st end
Connection Style
Flared (tube) 2nd end
Connection Type
Threaded external tube 2nd end
Connection Type
Threaded internal tube 1st end
Thread Size
0.500 inches 1st end
Thread Size
0.625 inches 2nd end
Seat Angle
45.0 degrees all ends
Criticality Code Justification
Zzzy
Outside Diameter Tube Accommodated
0.312 inches 1st end
Outside Diameter Tube Accommodated
0.375 inches 2nd end
Reduced Passage Inside Diameter
0.343 inches 1st end
Nominallength
1.156 inches
Material
Copper alloy
Material Specification
Qq-b-626 federal specification single material response
Thread Series Designator
Unf 1st end
Thread Series Designator
Unf 2nd end
Reference Number Differentiating Characteristics
Modified internal diameter
NSN
4730-00-840-4778
Part Number
661-F-5/16X3/8
Description
Reducer,tube
CAGE
30327

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 661-F-5/16X3/8 NSN 4730-00-840-4778

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:
Y

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: 7412200000
  • SITC: 68272
  • End Use: Finished metal shapes
  • NAICS: 332919
  • USDA: 1

Freight Class: Copper alloy tube or pipe fittings

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