B81-6-397

Tube Reducer

NSN 4730-00-078-8487

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
000788487

Detail Specifications

Thread Class:
2a 1st end
Thread Class:
3a 2nd end
Reducer Type:
Concentric
Connection Style:
Flared (tube) 2nd end
Connection Style:
Inverted flare (tube) 1st end
Connection Type:
Threaded external tube 1st end
Connection Type:
Threaded external tube 2nd end
Thready Qty Per Inch (tpi):
18 1st end
Thread Size:
0.438 inches 2nd end
Thread Size:
0.500 inches 1st end
Seat Angle:
37.5 degrees 1st end
Seat Angle:
37.0 degrees 2nd end
Outside Diameter Tube Accommodated:
0.250 inches 2nd end
Outside Diameter Tube Accommodated:
0.312 inches 1st end
Nominallength:
1.550 inches
Material:
Copper alloy 360
Material Specification:
Qq-b-626, comp 22 federal specification single material response
Thread Series Designator:
Unf 2nd end
Thread Series Designator:
Uns 1st end
NSN:
4730-00-078-8487
Item Name:
Coupling,straight,flared Tube To Bulkhead Tube
Cage Code:
81361

Manufacturer Part Numbers

No other part numbers with same form, fit, and function found.

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
08506
FIIG:
A080B0
Concept No.:
App. Key:
A
Cond. Code:
1
Status:
A

Part Materials

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

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

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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Flared Tube To Bulkhead Tube Straight Coupling"

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).

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE ARMY Dept. of the Army
DSOR:
Import / Export
  • Schedule B: 7412200000
  • SITC: 68272
  • End Use: Finished metal shapes
  • NAICS: 332919
  • USDA: 1

Classification: Copper alloy tube or pipe fittings


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