Model: 640-1456-001

Flange To Boss Elbow

Properties:

Connection Style
Gasket seal (boss) 2nd end
Leg Length
1.440 inches 2nd end
Leg Length
2.120 inches 1st end
Width
2.380 inches 1st end
Length
2.880 inches 1st end
Flange Shape
Rectangular with holes 1st end
Connection Type
Flange 1st end
Connection Type
Threaded internal boss 2nd end
Thready Qty Per Inch (tpi)
12 2nd end
Thread Size
1.312 inches 2nd end
Bolt Hole Diameter
0.438 inches 1st end
Center To Center Distance Between Bolt Holes Along Length
2.062 inches 1st end
Center To Center Distance Between Bolt Holes Along Width
1.062 inches 1st end
Flange Face Design
Recessed with gasket groove 1st end
Recess Diameter
0.875 inches 1st end
Recess Depth
0.121 inches 1st end
Material
Steel comp 304
Material Specification
Qq-s-763, cond-a federal specification single material response
Thread Series Designator
Unj 2nd end
NSN
4730-01-261-6589
Part Number
640-1456-001
Description
Elbow,flange To Boss
CAGE
13499

A fitting that forms an angle of less than 180 degrees (3.141 radians) from the straight flow. It has a flange connection on one end designed to connect with another flange connection, or a compression type mounting pad. The other end has external and/or internal machine threads (straight threads other than pipe or hose series), and is designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It may have side and/or heel inlet(s).

Part 640-1456-001 NSN 4730-01-261-6589

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
29665
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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
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:
051420
UFC:
29090
LTL:
RATING VARIABLE
LCL:
--
WCC:
736
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7307914000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Flanges of alloy steel not stainless

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