Model: MS21905-4

Tube Tee

Properties:

Thread Class
3a all ends
Maximum Operating Temp
275.0 degrees fahrenheit single response
End Application
63n aircraft, orion p-3
Connection Style
Flareless (tube) all ends
Leg Length
0.875 inches all ends
Connection Type
Threaded external tube all ends
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.438 inches all ends
Seat Angle
12.0 degrees all ends
Outside Diameter Tube Accommodated
0.250 inches all ends
Material
Steel comp 1137 or steel comp 1141
Material Specification
Mil-s-6758 military specification single material response
Media For Which Designed
Hydraulic fluid single response
Surface Treatment
Cadmium
Surface Treatment Specification
Cda000 military specification single treatment response
Thread Series Designator
Unjf all ends
Specification Data
96906-ms21905 government standard
NSN
4730-00-541-3169
Part Number
MS21905-4
Description
Tee,tube
CAGE
96906

A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. The connections have machine threads (straight threads other than pipe or hose series) designed to accommodate a tube, or are unthreaded and designed to accommodate a tube. It may have side inlet(s). It is used as a junction at the intersection of a tube or tube fitting.

Part MS21905-4 NSN 4730-00-541-3169

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
03809
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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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

End Items End applications NSN 4730-00-541-3169 is a component of

  • Orion P-3 63n Aircraft
  • Hercules C-130 Aircraft
  • Delta Dart F-106 Aircraft
  • Galaxy C-5 Aircraft
  • Starlifter C-141 Aircraft
  • M-109 Series Howitzer
  • Recovery M-578 Vehicle
  • E-3a Awacs Aircraft
  • Sea Knight H-46 Helicopter
  • Hercules C-130f Aircraft
  • Joint Stars Target Radar System
  • 009290080
  • Hose Reel Assembly
  • 012481729
  • Aircraft Hydraulic/pneumatic Servomechanism
  • 006146670
  • Pneumatic S Control

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Schedule B and Export
  • Schedule B: 7307994000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Other fittings nesoi of alloy steel not stainless

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