Model: MIL-F-18866

Tube To Boss Straight Adapter

Special Features:

Weapon system essential

Properties:

Thread Class
2a all ends
Maximum Operating Temp
107.2 degrees celsius single response
End Application
Light armored vehicle (lav)
Connection Style
External seat for gasket seal (boss) 2nd end
Connection Style
Flared (tube) 1st end
Connection Type
Threaded external boss 2nd end
Connection Type
Threaded external tube 1st end
Thready Qty Per Inch (tpi)
12 2nd end
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.750 inches 1st end
Thread Size
1.062 inches 2nd end
Seat Angle
37.0 degrees 1st end
Criticality Code Justification
Feat
Outside Diameter Tube Accommodated
0.500 inches 1st end
Nominallength
1.760 inches
Material
Stainless steel
Media For Which Designed
Hydraulic fluid single response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35, type 2 federal specification single treatment response inside
Surface Treatment Specification
Qq-p-35, type 2 federal specification single treatment response outside
Thread Series Designator
Un 2nd end
Thread Series Designator
Unf 1st end
Furnished Items And Quantity
1 tube coupling nut w/sleeve and 1 preformed packing
NSN
4730-00-885-7277
Part Number
MIL-F-18866
Description
Adapter,straight,tube To Boss
CAGE
81349

An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end 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 is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also coupling, tube and nipple, tube.

Part MIL-F-18866 NSN 4730-00-885-7277

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22675
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:
U
ESD:
ESD:
MMAC:
SX
CRITL:
Y

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
4.0 X 4.0 X 2.0
Paclk Weight:
0.4000lbs
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: 7307290000
  • SITC: 67956
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Stainless steel tube or pipe fittings nesoi

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