PartsTable
Technical Data Sheet
66-4 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
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

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include body_style: HOLE MOUNT, actuator_style: ROUND, overall_length: 3.750 INCHES NOMINAL IN, mounting_method: BRACKET(S), nonpile-up_contact_arrangement: 1 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-00-720-3139, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO MRO_GENERAL 66-4
NSN: 6625-00-720-3139
FSC: 6625
CAGE: 65092 — SOLARTRON ELECTRONICS INC WESTON INSTRUMENTS DIV (USA)
SPECIFICATIONS
body_styleHOLE MOUNT
actuator_styleROUND
overall_length3.750 INCHES NOMINAL IN
mounting_methodBRACKET(S)
nonpile-up_contact_arrangement1 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
NSN6625-00-720-3139
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONE AND ROLLERS,TAPERED ROLLER TITLE COMPONENT PN 66-4 MFR CONE AND ROLLERS,TAPER
KEY FEATURES
SENSITIVITY RATING: 1000.0 OHMS PER VOLT
FURNISHED ITEMS AND QUANTITY: TEST LEADS 2
FREQUENCY RATING: 60.0 HERTZ NOMINAL
POWER SOURCE: EXTERNAL
PHASE: SINGLE
SURFACE TREATMENT: LACQUER
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS (FLIS)
SENSITIVITY RATING1000.0 OHMS PER VOLT
FURNISHED ITEMS AND QUANTITYTEST LEADS 2
FREQUENCY RATING60.0 HERTZ NOMINAL
OVERALL LENGTH8.250 INCHES NOMINAL IN
POWER SOURCEEXTERNAL
PHASESINGLE
SURFACE TREATMENTLACQUER
OVERALL WIDTH3.750 INCHES NOMINAL IN
MEASUREMENT RANGE+0.0 TO 800.0 VOLTS, AC SINGLE INDICATOR FIRST RANGE
ACCURACY IN PERCENT-5.0 TO 5.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
A50224Interchangeable
interchangeable cross-reference
interchangeable
664Interchangeable
interchangeable cross-reference
interchangeable
A50200Interchangeable
interchangeable cross-reference
interchangeable
62AX245Interchangeable
interchangeable cross-reference
interchangeable
6610:52Interchangeable
interchangeable cross-reference
interchangeable
A-A-481Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 66-4?
66-4 is a CONE AND ROLLERS,TAPERED ROLLER. It is classified as a MRO (MRO_GENERAL).
What parts can replace 66-4?
There are 15 known substitutes for 66-4: A50224, 664, A50200 and 12 more. Substitute compatibility should be verified for your specific system.
Is 66-4 still available?
66-4 is currently cancelled.
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