PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4400BNetwork,hybrid Circuit

Lucent Technologies Inc Corporate Headquarters · NSN 5915-01-439-4933 · FSC 5915 · No Item Name Available
Verified by PartsTable
NSN 5915-01-439-4933 — this item is cataloged by the U.S. Government under National Stock Number 5915-01-439-4933. Primary manufacturer part number: 4400B.
Features
  • Network,hybrid Circuit — FSC 5915
  • Functional Description: TRANSMITTER DEVIATABLE OSCILLATOR NETWORK
  • Reference Data and Literature: TI-6540.3, AT&T FR8 RADIO BAY EQUIPMENT LIST, PG 4-14
  • 3 verified cross-references
  • Primary manufacturer: Lucent Technologies Inc Corporate Headquarters
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Network,hybrid Circuit, cataloged under National Stock Number 5915-01-439-4933, is classified within Federal Supply Class 5915 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Lucent Technologies Inc Corporate Headquarters. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5915-01-439-4933
Primary Part Number4400B
Item NameNetwork,hybrid Circuit
FSC / FSG5915 / 59 — No Item Name Available
ManufacturerLucent Technologies Inc Corporate Headquarters
StatusACTIVE
Functional DescriptionTRANSMITTER DEVIATABLE OSCILLATOR NETWORK
Reference Data and LiteratureTI-6540.3, AT&T FR8 RADIO BAY EQUIPMENT LIST, PG 4-14
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5935-00-027-7334207 INTERCHANGEABLE
Adapter,connector
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
Cross-Reference Index
Part NumberManufacturer
4400B Lucent Technologies Inc Corporate Headquarters (USA)
4400B Lucent Technologies Inc Dba Federal Marketing Group (USA)
4400B American Telephone and Telegraph Co (USA)
Related Parts
5935-00-027-7334INTERCHANGEABLE
ADAPTER,CONNECTOR
207

Frequently Asked Questions

What is NSN 5915-01-439-4933?

NSN 5915-01-439-4933 is a Network,hybrid Circuit, manufactured by Lucent Technologies Inc Corporate Headquarters, classified under FSC 5915 (No Item Name Available). Status: active.

What are the part numbers for NSN 5915-01-439-4933?

NSN 5915-01-439-4933 has 3 cross-referenced part numbers: 4400B (Lucent Technologies Inc Corporate Headquarters), 4400B (Lucent Technologies Inc Dba Federal Marketing Group), 4400B (American Telephone and Telegraph Co).

What NSN replaces 5915-01-439-4933?

There is 1 known substitute for 5915-01-439-4933: 5935-00-027-7334. Verify interchangeability with system specifications before substitution.

What are the specifications of 4400B?

Key specifications for 4400B: End Item Identification: RADIO COMMUNICATIONS LINK (RCL); Functional Description: TRANSMITTER DEVIATABLE OSCILLATOR NETWORK; Reference Data and Literature: TI-6540.3, AT&T FR8 RADIO BAY EQUIPMENT LIST, PG 4-14. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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