PartsTable
Technical Data Sheet
PartsTable / MRO / 3-A
3-A ✓ 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

The RESISTOR,FIXED,WIRE WOUND is a the manufacturer industrial component. Key specifications include end_item_identification: DAMPER, VENTILATION. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-00-894-0516, 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→ 3-A
NSN: 6625-00-894-0516
FSC: 6625
CAGE: 64959 — AMERICAN TELEPHONE AND TELEGRAPH CO (USA)
SPECIFICATIONS
end_item_identificationDAMPER, VENTILATION
NSN6625-00-894-0516
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,FIXED,WIRE WOUND TITLE COMPONENT PN 3-A MFR RESISTOR,FIXED,WIRE WO
KEY FEATURES
•
ACCESSORY COMPONENT QUANTITY: 4
•
LENGTH: 11.000 INCHES NOMINAL IN
•
MAJOR COMPONENTS: DRY CELL BATTERY; WEIGHTING NETWORK; WEIGHTING NETWORK; RECEIVER W/CORD
•
DC VOLTAGE RATING: 45.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED
•
WIDTH: 7.000 INCHES NOMINAL IN
•
ACCESSORY IDENTIFYING NUMBER: VS012 PART NO. AND 497A MODEL NO. AND 497B MODEL NO. AND 732A W/2W46A CORD MODEL NO. A
•
TEST TYPE FOR WHICH DESIGNED: MEASURES VARIOUS NOISE LEVELS ON TELEPHONE DATA AND PROGRAM CIRCUITS
•
ACCESSORY CONTROLLING AGENCY: RADIO CORP OF AMERICA AND WESTERN ELECTRIC CO,INC
TECHNICAL CHARACTERISTICS (FLIS)
ACCESSORY COMPONENT QUANTITY4
LENGTH11.000 INCHES NOMINAL IN
MAJOR COMPONENTSDRY CELL BATTERY; WEIGHTING NETWORK; WEIGHTING NETWORK; RECEIVER W/CORD
DC VOLTAGE RATING45.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED
WIDTH7.000 INCHES NOMINAL IN
ACCESSORY IDENTIFYING NUMBERVS012 PART NO. AND 497A MODEL NO. AND 497B MODEL NO. AND 732A W/2W46A CORD MODEL NO. A
TEST TYPE FOR WHICH DESIGNEDMEASURES VARIOUS NOISE LEVELS ON TELEPHONE DATA AND PROGRAM CIRCUITS
ACCESSORY CONTROLLING AGENCYRADIO CORP OF AMERICA AND WESTERN ELECTRIC CO,INC
SURFACE TREATMENTENAMEL
HEIGHT8.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
3AUpgraded Successor
successor cross-reference
successor
TS559EFTInterchangeable
interchangeable cross-reference
interchangeable
2101A001Interchangeable
interchangeable cross-reference
interchangeable
J94003A2L1AANDBInterchangeable
Same NIIN cross-reference
interchangeable
J94003AInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3-A?
3-A is a RESISTOR,FIXED,WIRE WOUND. It is classified as a MRO (MRO_GENERAL).
What parts can replace 3-A?
There are 5 known substitutes for 3-A: 3A, TS559EFT, 2101A001 and 2 more. Substitute compatibility should be verified for your specific system.
Is 3-A still available?
3-A is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026