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Technical Data Sheet
221681 ✓ Verified by PartsTable
DELL · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The USB Hard Disc is a portable compact hard Disc drive that incorporates the USB (Universal Serial Bus) interface. The USB Hard Disc provides a fast and easy way to add more storage space to your computer. The Plug & Play feature gives you a greate convenience on the road, the USB Hard Disc can be easily connected to computer by USB interface, and can even be disconnected and reconnected while the computer is running.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5965-00-280-3607, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
221681
NSN: 5965-00-280-3607
FSC: 5965
CAGE: 78711 — TELEPHONICS CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 1090 OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
body_styleEARPHONE CUSHION, CIRCULAR
coil_quantity4
inside_diameter0.672 INCHES NOMINAL IN
special_featuresCARTRIDGE TYPE VALVE
style_designatorCYLINDRICAL
surface_treatmentCADMIUM OVERALL
spring_free_length0.828 INCHES NOMINAL IN
flow_control_deviceDISK
coil_helix_directionRIGHT-HAND
spring_deflection_rate38.000 POUNDS PER INCH NOMINAL LBS
NSN5965-00-280-3607
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: DELL COIL,RADIO FREQUENCY TITLE COMPONENT PN 221681 MFR DELL COIL,RADIO FREQUENCY
KEY FEATURES
BODY STYLE: EARPHONE CUSHION, CIRCULAR
EARPHONE CUSHION INSIDE DIAMETER: 0.688 INCHES NOMINAL IN
EARPHONE CUSHION THICKNESS: 0.828 INCHES NOMINAL IN
EARPHONE CUSHION OUTSIDE DIAMETER: 2.734 INCHES NOMINAL IN
TEST DATA DOCUMENT: 81351-71-1771TYPEMX41AR DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
MATERIAL: RUBBER CHLOROPRENE CLASS CR EARPHONE CUSHION
TECHNICAL CHARACTERISTICS (FLIS)
BODY STYLEEARPHONE CUSHION, CIRCULAR
EARPHONE CUSHION INSIDE DIAMETER0.688 INCHES NOMINAL IN
EARPHONE CUSHION THICKNESS0.828 INCHES NOMINAL IN
EARPHONE CUSHION OUTSIDE DIAMETER2.734 INCHES NOMINAL IN
TEST DATA DOCUMENT81351-71-1771TYPEMX41AR DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
MATERIALRUBBER CHLOROPRENE CLASS CR EARPHONE CUSHION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
654Interchangeable
interchangeable cross-reference
interchangeable
601344Interchangeable
interchangeable cross-reference
interchangeable
H20407Interchangeable
interchangeable cross-reference
interchangeable
X4803AInterchangeable
interchangeable cross-reference
interchangeable
51A268ISSUECInterchangeable
interchangeable cross-reference
interchangeable
51A268EInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 221681?
221681 is a COIL,RADIO FREQUENCY manufactured by DELL.
What parts can replace 221681?
There are 21 known substitutes for 221681: 654, 601344, H20407 and 18 more. Substitute compatibility should be verified for your specific system.
Is 221681 still available?
221681 is currently cancelled.
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