Model: 74A582021

Tube To Boss Elbow

Special Features:

Mounting flange 0.350in. From second end

Properties:

Thread Class
3a 1st end
Thread Class
3b 2nd end
End Application
A/f-18 aircraft application
Connection Style
Flared (tube) 1st end
Connection Style
Gasket seal (boss) 2nd end
Leg Length
1.230 inches 1st end
Leg Length
1.600 inches 2nd end
Connection Type
Threaded external tube 1st end
Connection Type
Threaded internal boss 2nd end
Thread Size
0.750 inches all ends
Seat Angle
37.0 degrees 1st end
Flow Angle
96.0 degrees
Outside Diameter Tube Accommodated
0.500 inches 1st end
Material
Aluminum alloy
Material Specification
Mil-a-21180 cl12 cond t61 military specification 1st material response
Thread Series Designator
Unjf all ends
NSN
4730-01-170-4666
Part Number
74A582021
Description
Elbow,tube To Boss
CAGE
76301

A fitting that forms an angle of less that 180 degrees (3.141 radians) from a straight flow. One connecting end has machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and designed to accommodate a tube. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It may have side or heel inlet(s). It is designed to connect a tube or tube fitting to a boss or boss fitting on items such as tanks, housings, valve fittings, or the like.

Part 74A582021 NSN 4730-01-170-4666

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22679
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:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051400
UFC:
29700
LTL:
77.5
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Phone: +1 470-231-0824
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Schedule B and Export
  • Schedule B: 7609000000
  • SITC: 68427
  • End Use: Finished metal shapes
  • NAICS: 332919
  • USDA: 1

Freight Class: Aluminum tube or pipe fittings (couplings,elbows sleeves)

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