Model: P721904-4

Electron Tube Retainer

Properties:

Inside Diameter
Between 1.337 inches and 1.377 inches
Overall Height
0.750 inches
Mounting Slot Width
0.144 inches single mounting facility
Mounting Slot Length
0.206 inches single mounting facility
Distance From Retainer Center To Centerline Of Mounting Facility
0.938 inches
Distance From Retainer Center To End Of Extended Clip
1.500 inches
Angle Between Mounting Facility And Tension Loop Centerlines In Deg
90.0
Angle Between Mounting Facility And Loop Hinge Centerlines In Deg
156.0
Accommodated Item Securing Device Type
Clamp
Electron Tube Base Accommodated Diameter
+1.337/+1.377 inches
Mounting Facility Type And Quantity
1 slot single mounting facility
Material
Steel
Surface Treatment
Any acceptable
Style Designator
Single foot, clip locked, tension clamp
NSN
5960-00-249-4918
Part Number
P721904-4
Description
Retainer,electron Tube
CAGE
21921

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 P721904-4 NSN 5960-00-249-4918

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:
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:
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:
657
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Phone: +1 470-231-0824
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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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