PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12DTransistor

American Telephone and Telegraph Co · NSN 5961-01-027-0282 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-027-0282 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-027-0282. Primary manufacturer part number: 12D.
Features
  • Transistor — FSC 5961
  • Semiconductor Material: SILICON
  • Features Provided: HERMETICALLY SEALED CASE
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
  • 3 verified cross-references
  • Primary manufacturer: American Telephone and Telegraph Co
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-01-027-0282, 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 American Telephone and Telegraph Co. Government technical data includes 3 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-01-027-0282
Primary Part Number12D
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerAmerican Telephone and Telegraph Co
StatusACTIVE
Semiconductor MaterialSILICON
Features ProvidedHERMETICALLY SEALED CASE
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5905-00-299-1749A40164 INTERCHANGEABLE
Resistor,current Regulating
Telephone Company of America Incorporated
2520-00-737-812514DR INTERCHANGEABLE
Power Take-Off
Parker Hannifin Corporation Div Chelsea Products Division
5930-00-949-5968 INTERCHANGEABLE
Switch Assembly
3540-01-009-1054222KM INTERCHANGEABLE
Machine Binding,portable,hand
General Binding Corp
Cross-Reference Index
Part NumberManufacturer
12D American Telephone and Telegraph Co (USA)
12D Lucent Technologies Inc Dba Federal Marketing Group (USA)
12D Lucent Technologies Inc Corporate Headquarters (USA)
Related Parts
5905-00-299-1749INTERCHANGEABLE
RESISTOR,CURRENT REGULATING
A40164
2520-00-737-8125INTERCHANGEABLE
POWER TAKE-OFF
14DR
5930-00-949-5968INTERCHANGEABLE
SWITCH ASSEMBLY
3540-01-009-1054INTERCHANGEABLE
MACHINE BINDING,PORTABLE,HAND
222KM

Frequently Asked Questions

What is NSN 5961-01-027-0282?

NSN 5961-01-027-0282 is a Transistor, manufactured by American Telephone and Telegraph Co, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-027-0282?

NSN 5961-01-027-0282 has 3 cross-referenced part numbers: 12D (American Telephone and Telegraph Co), 12D (Lucent Technologies Inc Dba Federal Marketing Group), 12D (Lucent Technologies Inc Corporate Headquarters).

What NSN replaces 5961-01-027-0282?

There are 4 known substitutes for 5961-01-027-0282: 5905-00-299-1749, 2520-00-737-8125, 5930-00-949-5968 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12D?

Key specifications for 12D: Semiconductor Material: SILICON; Features Provided: HERMETICALLY SEALED CASE; Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD. 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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