PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43ATransistor

Lucent Technologies Inc Corporate Headquarters · NSN 5961-00-466-1633 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-466-1633 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-466-1633. Primary manufacturer part number: 43A.
Features
  • Transistor — FSC 5961
  • Electrode Internally-Electrically Connected to Case: COLLECTOR
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
  • Mounting Method: TERMINAL
  • Semiconductor Material: GERMANIUM
  • Features Provided: HERMETICALLY SEALED CASE
  • Internal Configuration: JUNCTION CONTACT
  • 5 verified cross-references
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-466-1633, is classified within Federal Supply Class 5961 (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 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-466-1633
Primary Part Number43A
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerLucent Technologies Inc Corporate Headquarters
StatusCANCELLED
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Semiconductor MaterialGERMANIUM
Features ProvidedHERMETICALLY SEALED CASE
Internal ConfigurationJUNCTION CONTACT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5930-00-170-8728 INTERCHANGEABLE
Cover,electrical Switch
5340-00-290-7263 INTERCHANGEABLE
Cap-Plug,protective,dust and Moi
5365-00-542-1833 INTERCHANGEABLE
Spacer,sleeve
5930-00-755-5549 INTERCHANGEABLE
Switch,rotary
5935-00-761-027143A INTERCHANGEABLE
Jack,telephone
Switchcraft Inc.
8340-00-951-0988 INTERCHANGEABLE
Segment,tent Frame Arch
6220-01-662-146143A INTERCHANGEABLE
Reflector,light
Truck-Lite Co., Llc
Cross-Reference Index
Part NumberManufacturer
KS23331-43A Gpd Optoelectronics Corp. Div Gpd Optoelectronics (USA)
43A PRIMARY Lucent Technologies Inc Corporate Headquarters (USA)
43A American Telephone and Telegraph Co (USA)
43A Lucent Technologies Inc Dba Federal Marketing Group (USA)
43ATRANSIST0R American Telephone and Telegraph Co (USA)
Related Parts
5930-00-170-8728INTERCHANGEABLE
COVER,ELECTRICAL SWITCH
5340-00-290-7263INTERCHANGEABLE
CAP-PLUG,PROTECTIVE,DUST AND MOI
5365-00-542-1833INTERCHANGEABLE
SPACER,SLEEVE
5930-00-755-5549INTERCHANGEABLE
SWITCH,ROTARY
5935-00-761-0271INTERCHANGEABLE
JACK,TELEPHONE
43A
8340-00-951-0988INTERCHANGEABLE
SEGMENT,TENT FRAME ARCH
6220-01-662-1461INTERCHANGEABLE
REFLECTOR,LIGHT
43A

Frequently Asked Questions

What is NSN 5961-00-466-1633?

NSN 5961-00-466-1633 is a Transistor, manufactured by Lucent Technologies Inc Corporate Headquarters, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-466-1633?

NSN 5961-00-466-1633 has 5 cross-referenced part numbers: KS23331-43A (Gpd Optoelectronics Corp. Div Gpd Optoelectronics), 43A (Lucent Technologies Inc Corporate Headquarters), 43A (American Telephone and Telegraph Co), 43A (Lucent Technologies Inc Dba Federal Marketing Group), 43ATRANSIST0R (American Telephone and Telegraph Co).

What NSN replaces 5961-00-466-1633?

There are 7 known substitutes for 5961-00-466-1633: 5930-00-170-8728, 5340-00-290-7263, 5365-00-542-1833 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 43A?

Key specifications for 43A: Electrode Internally-Electrically Connected to Case: COLLECTOR; Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD; Mounting Method: TERMINAL; Semiconductor Material: GERMANIUM. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-466-1633 still in active supply?

NSN 5961-00-466-1633 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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