Model: 21F183D4-4

Tube Elbow

Properties:

Thread Class
3a 2nd end
Thread Class
3b 1st end
Connection Style
Flareless (tube) 2nd end
Connection Style
Swivel nut w/ loose or integral clinch sleeve (tube) 1st end
Leg Length
1.094 inches 1st end
Leg Length
0.938 inches 2nd end
Connection Type
Threaded external tube 2nd end
Connection Type
Threaded internal tube 1st end
Thread Size
0.437 inches 1st end
Thread Size
0.437 inches 2nd end
Seat Angle
12.0 degrees 1st end
Seat Angle
12.0 degrees 2nd end
Flow Angle
90.0 degrees
Outside Diameter Tube Accommodated
0.250 inches 1st end
Outside Diameter Tube Accommodated
0.250 inches 2nd end
Material
Aluminum alloy 7075
Material Specification
Qq-a-367, temper t73 federal specification single material response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-f-18280 military specification single treatment response
Thread Series Designator
Unjf 2nd end
Thread Series Designator
Unjf 1st end
NSN
4730-01-077-6447
Part Number
21F183D4-4
Description
Elbow,tube
CAGE
0JRC1

A fitting that forms an angle of less than 180 degrees (3.141 radians) from a straight flow. Both connecting ends have machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and designed to accommodate a tube. It may have side or heel inlet(s). See also elbow, pipe and connector, multiple, fluid pressure line.

Part 21F183D4-4 NSN 4730-01-077-6447

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
03771
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:
SX
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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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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