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Technical Data Sheet
PartsTable / MRO / A91-041400
A91-041400 ✓ 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

TELEPHONE CIRCUIT,CONFERENCE JAC. Key specifications include portability: PORTABLE, circuit_type: VOICE FREQUENCY, overall_width: 5.600 INCHES NOMINAL IN, overall_height: 1.500 INCHES NOMINAL IN, overall_length: 6.000 INCHES NOMINAL IN, fsc_application_data: TELEPHONE AND TELEGRAPH EQUIPMENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5805-01-036-8142, 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→ A91-041400
NSN: 5805-01-036-8142
FSC: 5805
CAGE: 74861 — CHARLES INDUSTRIES, LLC DIV TELECOM (USA)
SPECIFICATIONS
portabilityPORTABLE
circuit_typeVOICE FREQUENCY
overall_width5.600 INCHES NOMINAL IN
overall_height1.500 INCHES NOMINAL IN
overall_length6.000 INCHES NOMINAL IN
fsc_application_dataTELEPHONE AND TELEGRAPH EQUIPMENT
NSN5805-01-036-8142
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TELEPHONE CIRCUIT,CONFERENCE JAC TITLE COMPONENT PN A91-041400 MFR TELEPHONE CIRCUIT,CONF
KEY FEATURES
•
FSC APPLICATION DATA: TELEPHONE AND TELEGRAPH EQUIPMENT
•
CIRCUIT TYPE: VOICE FREQUENCY
•
PORTABILITY: PORTABLE
TECHNICAL CHARACTERISTICS (FLIS)
FSC APPLICATION DATATELEPHONE AND TELEGRAPH EQUIPMENT
OVERALL WIDTH5.600 INCHES NOMINAL IN
CIRCUIT TYPEVOICE FREQUENCY
OVERALL LENGTH6.000 INCHES NOMINAL IN
PORTABILITYPORTABLE
OVERALL HEIGHT1.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
WE-2944Interchangeable
interchangeable cross-reference
interchangeable
41400Interchangeable
interchangeable cross-reference
interchangeable
986109-1Interchangeable
interchangeable cross-reference
interchangeable
53615Interchangeable
interchangeable cross-reference
interchangeable
9P-7121Interchangeable
interchangeable cross-reference
interchangeable
4140DInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A91-041400?
A91-041400 is a TELEPHONE CIRCUIT,CONFERENCE JAC. It is classified as a MRO (MRO_GENERAL).
What parts can replace A91-041400?
There are 11 known substitutes for A91-041400: WE-2944, 41400, 986109-1 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A91-041400?
A91-041400 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5805-01-036-8142. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026