Model: 2503-12-12

Tube To Boss Elbow

Properties:

Thread Class
2a all ends
Connection Style
External seat for gasket seal (boss) 2nd end
Connection Style
Flared (tube) 1st end
Leg Length
1.656 inches 1st end
Leg Length
1.938 inches 2nd end
Connection Type
Threaded external boss 2nd end
Connection Type
Threaded external tube 1st end
Thready Qty Per Inch (tpi)
12 all ends
Thread Size
1.062 inches all ends
Seat Angle
37.0 degrees 1st end
Flow Angle
90.0 degrees
Outside Diameter Tube Accommodated
0.750 inches 1st end
Reduced Passage Inside Diameter
0.609 inches all ends
Material
Steel
Surface Treatment
Cadmium
Thread Series Designator
Un all ends
Furnished Items And Quantity
1 locknut and 1 preformed packing and 1 flat washer
NSN
4730-00-220-5574
Part Number
2503-12-12
Description
Elbow,tube To Boss
CAGE
30780

A fitting that forms an angle of less that 180 degrees (3.141 radians) from a straight flow. One connecting end has machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and designed to accommodate a tube. The other end has external 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 or heel inlet(s). It is designed to connect a tube or tube fitting to a boss or boss fitting on items such as tanks, housings, valve fittings, or the like.

Part 2503-12-12 NSN 4730-00-220-5574

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22679
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

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: 7307929000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Threaded elbows and bends of iron or steel (other than cast iron or stainless steel) for pipes and tubes

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