Model: TT20

Delay Tube

Properties:

Terminal Quantity
7
Terminal Type
Pin
Overall Length
2.625 inches
Overall Diameter
0.750 inches
Thermal Time Constant In Seconds
42.0
Heater Resistance
1.0 kilohms
Individual Section Quantity
2
Resistor Rating
500.0 kilohms
Envelope Material
Glass
Resistor Maximum Voltage Rating
1.0 volts
Heater Current Rating
25.0 milliamperes
NSN
5960-00-669-8676
Part Number
TT20
Description
Delay Tube
CAGE

An item consisting of thermo-sensitive resistor(s) and an equal number of heaters inclosed in a hermetically sealed envelope. It is primarily designed to provide a predetermined time delay for electrical signals.

Part TT20 NSN 5960-00-669-8676

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
11236
FIIG:
T326-D
Concept No.:
App. Key:
DA
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:
P
PMIC:
U
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:
M
SPI No.:
SPI Rev.:
SPC Mkg:
36
LVL_A:
Q
LVL_B:
Q

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Schedule B and Export
  • Schedule B: 8540990000
  • SITC: 77629
  • End Use: Telecommunications equipment
  • NAICS: 334419
  • USDA: 1

Freight Class: Thermionic, cold cathode or photocathode tube parts, nesoi

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