Model: BACU24AA0405J

Tube Reducer

Special Features:

Weapon system essential

Properties:

Thread Class
3a 2nd end
Thread Class
3a 1st end bulkhead
Reducer Type
Concentric
End Application
Aircraft mh-47e special operations aircraft; helicopter, sea knight h-46; helicopter, chinook, ch-47
Connection Style
Flareless (tube) 1st end bulkhead
Connection Style
Flareless (tube) 2nd end
Connection Type
Threaded external tube 1st end bulkhead
Connection Type
Threaded external tube 2nd end
Thread Size
0.438 inches 1st end bulkhead
Thread Size
0.500 inches 2nd end
Seat Angle
12.0 degrees 1st end bulkhead
Seat Angle
12.0 degrees 2nd end
Criticality Code Justification
Feat
Outside Diameter Tube Accommodated
0.250 inches 1st end bulkhead
Outside Diameter Tube Accommodated
0.312 inches 2nd end
Nominallength
1.688 inches
Material
Steel comp 304
Material Specification
Qq-s-763 federal specification 2nd material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unjf 2nd end
Thread Series Designator
Unjf 1st end bulkhead
Specification Data
81205-bacu24aa manufacturers standard
NSN
4730-01-119-7823
Part Number
BACU24AA0405J
Description
Reducer,tube
CAGE
81205

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 BACU24AA0405J NSN 4730-01-119-7823

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:
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: 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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