Model: MIL-F-18866

Pipe To Boss Straight Adapter

Properties:

Thread Class
2a 2nd end
Maximum Operating Temp
121.0 degrees fahrenheit single response
End Application
Grumman a-10 acft
Connection Style
Flared w/ gasket seal (boss) 2nd end
Connection Style
Plain (pipe) 1st end
Connection Type
Threaded external boss 2nd end
Connection Type
Threaded internal pipe 1st end
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.250 inches 1st end
Thread Size
0.438 inches 2nd end
Nominallength
1.390 inches
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
Nptf 1st end
Thread Series Designator
Unf 2nd end
Furnished Items And Quantity
1 flared sleeve and 1 short coupling nut
Specification Data
96906-ms51503 government standard and 81343-j514 professional/industrial association standard and 81349-mil-f-18866 government specification
Nondefinitive Specification/std Data
5c figure
NSN
4730-00-802-2818
Part Number
MIL-F-18866
Description
Adapter,straight,pipe To Boss
CAGE
81349

An adapter having standard pipe threads on one end or an unthreaded end designed to accommodate a pipe. 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 is designed to join a pipe or pipe fitting to a boss or boss fitting in a straight line on items such as tanks, housing, valve fittings, or the like. See also adapter bushing and coupling, pipe.

Part MIL-F-18866 NSN 4730-00-802-2818

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22674
FIIG:
A080B0
Concept No.:
1
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:
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: 7307992000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Other fittings nesoi of iron or nonalloy steel

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