Model: F20821

Tube To Boss Elbow

Properties:

Thread Class
3a all ends
Connection Style
External seat for gasket seal (boss) 2nd end
Connection Style
Flared (tube) 1st end
Leg Length
1.080 inches 2nd end
Leg Length
1.086 inches 1st end
Connection Type
Threaded external boss 2nd end
Connection Type
Threaded external tube 1st end
Maximum Operating Pressure
3000.0 pounds per square inch 1st response
Maximum Operating Pressure
3000.0 pounds per square inch 2nd response
Thread Size
0.500 inches 2nd end
Thread Size
0.562 inches 1st end
Seat Angle
37.0 degrees 1st end
Flow Angle
90.0 degrees
Outside Diameter Tube Accommodated
0.375 inches 1st end
Material
Aluminum alloy 2014
Material Specification
Qq-a-367, t6 federal specification single material response or qq-a225/4 federal specification single material response
Media For Which Designed
Fluid 1st response
Media For Which Designed
Gas 2nd response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625, type 2 military specification single treatment response and mil-f-5509, blue military specification single treatment response
Thread Series Designator
Unjf all ends
NSN
4730-00-306-7923
Part Number
F20821
Description
Elbow,tube To Boss
CAGE
00624

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 F20821 NSN 4730-00-306-7923

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

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