Model: ST57D74-2

Boss Elbow

Special Features:

2nd end thd direction r/h

Properties:

Thread Class
3a 2nd end
Thread Class
3b 1st end
Connection Style
External seat for gasket seal (boss) 2nd end
Connection Style
Gasket seal (boss) 1st end
Leg Length
0.187 inches 2nd end
Leg Length
0.468 inches 1st end
Connection Type
Threaded external boss 2nd end
Connection Type
Threaded internal boss 1st end
Thread Size
0.190 inches 2nd end
Thread Size
0.190 inches 1st end
Flow Angle
90.0 degrees
Material
Copper alloy
Thread Series Designator
Unf 1st end
Thread Series Designator
Unf 2nd end
Furnished Items And Quantity
1 gasket
Fsc Application Data
Nonn
NSN
4730-00-910-3503
Part Number
ST57D74-2
Description
Elbow,boss
CAGE
04236

A fitting that forms an angle of less than 180 degrees (3.141 radians) from the straight flow. The boss connections have external and/or internal machine threads (straight threads other than pipe or hose series), and are 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 join two bosses or boss fittings on items such as tanks, housings, valve fittings, and the like. Excludes elbow, tube.

Part ST57D74-2 NSN 4730-00-910-3503

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22676
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:
U
ESD:
ESD:
MMAC:
SX
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
052185
UFC:
29950
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7412200000
  • SITC: 68272
  • End Use: Finished metal shapes
  • NAICS: 332919
  • USDA: 1

Freight Class: Copper alloy tube or pipe fittings

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