Model: MIL-PRF-20042

Pipe Flange

Properties:

Bolt Circle Diameter
4.438 inches
Flange Diameter
5.562 inches
Thickness
0.438 inches
Socket Diameter
2.375 inches
Tube Outside Diameter For Which Designed
2.375 inches
Bolt Hole Quantity
6
Bolt Hole Diameter
0.562 inches
Neck Height
0.938 inches
Flange Section Style
Plain face, socket brazing neck
Face Seating Surface Condition
Machined
Maximum Operating Pressure And Media For Which Designed
150.0 pounds per square inch gas and 150.0 pounds per square inch oil and 150.0 pounds per square inch steam and 150.0 pounds per square inch water
Maximum Operating Tempurature And Media For Which Designed
425.0 degrees fahrenheit gas and 425.0 degrees fahrenheit oil and 425.0 degrees fahrenheit steam and 425.0 degrees fahrenheit water
Material
Copper
Style Designator
Round, one bolt hole circle
Supplementary Features
Brazing ring is not to be inserted in groove but packaged separately and either included within the parent component package or physically attached to parent component
Nondefinitive Specification/std Data
Pr type
NSN
4730-00-640-6836
Part Number
MIL-PRF-20042
Description
Flange,pipe
CAGE
81349

An item solid or split into halves, having a threaded or unthreaded hole for the purpose of connecting or retaining a pipe, tube, or hose fitting. The face of the flange may be smooth, grooved, or serrated and may be drilled for connecting bolts or studs. If the item is unthreaded, the pipe or tube may be retained by welding, brazing, compression, or the like. Excludes flange, pipe, blind; ferrule, grooved clamp coupling; and adapter (as modified).

Part MIL-PRF-20042 NSN 4730-00-640-6836

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
03798
FIIG:
A23300
Concept No.:
App. Key:
B
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:
3.5000lbs
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:
052185
UFC:
29950
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7412100000
  • SITC: 68272
  • End Use: Finished metal shapes
  • NAICS: 332919
  • USDA: 1

Freight Class: Fittings, pipe and tube of refined copper

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