Model: M1818012-55A01A

Pipe Flange

Properties:

Bolt Circle Diameter
3.875 inches
Flange Diameter
5.250 inches
Thickness
Between 0.812 inches and 0.835 inches
Socket Depth
0.562 inches
Socket Diameter
1.700 inches
Pipe Size For Which Designed
1.250 inches
Bolt Hole Quantity
4
Bolt Hole Diameter
Between 0.625 inches and 0.703 inches
Raised Face Height
0.250 inches
Raised Face Diameter
2.500 inches
Neck Height
Between 0.312 inches and 0.350 inches
Flange Section Style
Raised face, socket neck
Face Seating Surface Condition
Ground
Maximum Operating Pressure And Media For Which Designed
600.0 pounds per square inch gas and 600.0 pounds per square inch oil and 600.0 pounds per square inch water
Material
Steel
Material Specification
Astm a105, grade 2 assn standard single material response
Surface Treatment
Primer
Style Designator
Round, one bolt hole circle
NSN
4730-01-023-7777
Part Number
M1818012-55A01A
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 M1818012-55A01A NSN 4730-01-023-7777

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:
5.2000lbs
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: 7307912000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Flanges of iron or nonalloy steel

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