Model: MS51525-B20

Tube To Boss Straight Adapter

Properties:

Thread Class
2a 1st end
Thread Class
2a 2nd end
Maximum Operating Temp
121.0 degrees celsius single response
Connection Style
External seat for gasket seal (boss) 2nd end
Connection Style
Flared (tube) 1st end
Connection Type
Threaded external boss 2nd end
Connection Type
Threaded external tube 1st end
Thready Qty Per Inch (tpi)
12 2nd end
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
1.625 inches 1st end
Thread Size
1.625 inches 2nd end
Seat Angle
37.0 degrees 1st end
Outside Diameter Tube Accommodated
1.250 inches 1st end
Nominallength
2.170 inches
Material
Steel
Material Specification
66, aisi 12l14 federal standard single material response
Media For Which Designed
Hydraulic fluid single response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 2, class 3 federal specification single treatment response
Thread Series Designator
Un 2nd end
Thread Series Designator
Unf 1st end
Furnished Items And Quantity
1 preformed packing
Specification Data
81343-j514 professional/industrial association standard
Nondefinitive Specification/std Data
6b figure
NSN
4730-00-678-6171
Part Number
MS51525-B20
Description
Adapter,straight,tube To Boss
CAGE

An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end 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 is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also coupling, tube and nipple, tube.

Part MS51525-B20 NSN 4730-00-678-6171

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22675
FIIG:
A080B0
Concept No.:
1
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:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
052190
UFC:
30000
LTL:
RATING VARIABLE
LCL:
50.0
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7307992000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Other fittings nesoi of iron or nonalloy steel

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