Model: ASTM A105 20-1/4

Pipe Flange

Properties:

Bolt Circle Diameter
Any acceptable
Flange Diameter
3.500 inches
Thickness
0.375 inches
Socket Depth
0.375 inches
Socket Diameter
0.580 inches
Pipe Size For Which Designed
0.250 inches
Bolt Hole Quantity
8
End Application
Naval applications
Bolt Hole Diameter
Any acceptable
Raised Face Height
0.062 inches
Raised Face Diameter
1.375 inches
Neck Height
0.187 inches
Flange Section Style
Raised face, socket neck
Face Seating Surface Condition
Machined
Material
Steel
Material Specification
Astm a105 assn standard single material response
Style Designator
Round, one bolt hole circle
NSN
4730-01-272-5554
Part Number
ASTM A105 20-1/4
Description
Flange,pipe
CAGE
34646

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 ASTM A105 20-1/4 NSN 4730-01-272-5554

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
4.5 X 1.4 X 1.4
Paclk Weight:
--
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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