Model: MIL-F-18866

Tube Reducer

Properties:

Thread Class
2a 1st end
Thread Class
2a 2nd end
Reducer Type
Concentric
Maximum Operating Temp
-65.0 degrees fahrenheit 2nd response
Maximum Operating Temp
250.0 degrees fahrenheit 1st response
Connection Style
Flareless (tube) all ends
Connection Type
Threaded external tube all ends
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.438 inches 2nd end
Thread Size
0.562 inches 1st end
Seat Angle
12.0 degrees all ends
Outside Diameter Tube Accommodated
0.250 inches 2nd end
Outside Diameter Tube Accommodated
0.375 inches 1st end
Nominallength
1.219 inches
Material
Steel comp 304 or steel comp 316
Material Specification
66, aisi 304/sae 30304 federal standard 1st material response or 66, aisi/sae 300 series federal standard 2nd material response
Media For Which Designed
Air 2nd response
Media For Which Designed
Hydraulic fluid 1st response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35, type 2 federal specification 1st treatment response or astm a380 assn standard 2nd treatment response
Thread Series Designator
Unf all ends
Specification Data
96906-ms51895 government standard
Nondefinitive Specification/std Data
20 figure
NSN
4730-00-800-1962
Part Number
MIL-F-18866
Description
Reducer,tube
CAGE
81349

A straight tube fitting having a different size connection on each end. It is designed to join two tubes of different sizes. Excludes bushing (as modified).

Part MIL-F-18866 NSN 4730-00-800-1962

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
08506
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:
5.7000lbs
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: 7307994000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Other fittings nesoi of alloy steel not stainless

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