Model: MIL-F-18866

Tube Elbow

Properties:

Thread Class
2a 1st end bulkhead
Thread Class
2a all ends
Maximum Operating Temp
-54.0 degrees fahrenheit 1st response
Maximum Operating Temp
121.0 degrees fahrenheit 2nd response
Connection Style
Flared (tube) all ends
Leg Length
1.590 inches 1st end
Leg Length
0.970 inches 2nd end
Connection Type
Threaded external tube all ends
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.438 inches 1st end bulkhead
Thread Size
0.438 inches all ends
Seat Angle
37.0 degrees all ends
Flow Angle
90.0 degrees
Outside Diameter Tube Accommodated
0.250 inches all ends
Material
Steel
Media For Which Designed
Hydraulic fluid single response
Surface Treatment Specification
J514 assn standard single treatment response and qq-p-416, type 2, cl 3 federal specification single treatment response
Thread Series Designator
Unf 1st end bulkhead
Thread Series Designator
Unf all ends
Furnished Items And Quantity
1 locknut and 2 tube coupling nut w/sleeve
Specification Data
96906-ms51507 government standard and 81343-j514 professional/industrial association standard
Nondefinitive Specification/std Data
7a figure
NSN
4730-00-118-8546
Part Number
MIL-F-18866
Description
Elbow,tube
CAGE
81349

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 MIL-F-18866 NSN 4730-00-118-8546

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:
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: 7307929000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Threaded elbows and bends of iron or steel (other than cast iron or stainless steel) for pipes and tubes

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