Model: B16-5-1961

Pipe Flange

Special Features:

Tables 19 & 20 are in millimeters & tables f19 & f20 are in inches

Properties:

Bolt Circle Diameter
4.375 inches
Flange Diameter
6.250 inches
Thickness
1.125 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
1.000 inches
Raised Face Height
0.250 inches
Raised Face Diameter
2.500 inches
Neck Height
0.500 inches
Flange Section Style
Raised face, socket neck
Face Seating Surface Condition
Machined
Maximum Operating Pressure And Media For Which Designed
1500.0 pounds per square inch steam
Maximum Operating Tempurature And Media For Which Designed
975.0 degrees celsius steam
Material
Steel
Material Specification
Mil-s-18410, class a military specification single material response
Style Designator
Round, one bolt hole circle
Nondefinitive Specification/std Data
19 table and 20 table
Departure From Cited Designator
As modified by material and 1.278 in. Diameter bore, foruse with schedule 80 pipe
NSN
4730-00-289-8136
Part Number
B16-5-1961
Description
Flange,pipe
CAGE
80204

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 B16-5-1961 NSN 4730-00-289-8136

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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
9.0 X 9.0 X 2.0
Paclk Weight:
8.8000lbs
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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