Model: A3490-2

Electron Tube Retainer

Properties:

Overall Length
2.750 inches
Mounting Slot Width
0.156 inches single mounting facility
Mounting Slot Length
0.500 inches single mounting facility
Overall Diameter
2.312 inches
Distance From Retainer Center To Centerline Of Mounting Facility
1.250 inches
Accommodated Item Securing Device Type
Compression ring
Eia Electron Tube Envelope Accommodated
T16
Mounting Facility Type And Quantity
1 slot single mounting facility
Features Provided
Post locking tab
Material
Steel
Surface Treatment
Passivate
Style Designator
Plain cap hold down w/ screw
NSN
5960-00-557-6880
Part Number
A3490-2
Description
Retainer,electron Tube
CAGE
71313

An item specifically designed to restrain the movement of an electron tube when the latter is mounted in another item, normally a tube socket. Includes clamps, clips, and similar restraining devices specifically designed for this function.

Part A3490-2 NSN 5960-00-557-6880

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16182
FIIG:
A062A0
Concept No.:
App. Key:
J
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:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
2.8 X 2.3 X 2.3
Paclk Weight:
--
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:
061680
UFC:
34570
LTL:
RATING VARIABLE
LCL:
--
WCC:
658
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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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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