PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45BTransistor

Lucent Technologies Inc Corporate Headquarters · NSN 5961-01-173-2700 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-173-2700 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-173-2700. Primary manufacturer part number: 45B.
Features
  • Transistor — FSC 5961
  • 4 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 Transistor, cataloged under National Stock Number 5961-01-173-2700, 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. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameTransistor
FSC / FSG5961 — No Item Name Available (FSG 59)
ManufacturersAmerican Telephone and Telegraph Co (CAGE 64959); Lucent Technologies Inc Dba Federal Marketing Group (CAGE 06KW9); Lucent Technologies Inc Corporate Headquarters (CAGE 3B4M0)
Technical Specifications
ParameterValue
NSN5961-01-173-2700
Primary Part Number45B
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerLucent Technologies Inc Corporate Headquarters
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6685-00-103-2853 INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
5330-00-424-4624104 INTERCHANGEABLE
Retainer,packing
Air Products & Chemicals, Inc
6685-00-618-3519087896 INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
Ametek, Inc. Div Aerospace & Defense
1005-00-731-0362 INTERCHANGEABLE
Barrel Assembly
6685-00-881-0795 INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
8010-01-702-9207 INTERCHANGEABLE
Paint,oil
Cross-Reference Index
Part NumberManufacturer
45BTRANSIST0R American Telephone and Telegraph Co (USA)
45B Lucent Technologies Inc Dba Federal Marketing Group (USA)
45B PRIMARY Lucent Technologies Inc Corporate Headquarters (USA)
45B American Telephone and Telegraph Co (USA)
Related Parts
6685-00-103-2853INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
5330-00-424-4624INTERCHANGEABLE
RETAINER,PACKING
104
6685-00-618-3519INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
087896
1005-00-731-0362INTERCHANGEABLE
BARREL ASSEMBLY
6685-00-881-0795INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
8010-01-702-9207INTERCHANGEABLE
PAINT,OIL

Frequently Asked Questions

What is NSN 5961-01-173-2700?

NSN 5961-01-173-2700 is a Transistor, manufactured by Lucent Technologies Inc Corporate Headquarters, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-173-2700?

NSN 5961-01-173-2700 has 4 cross-referenced part numbers: 45BTRANSIST0R (American Telephone and Telegraph Co), 45B (Lucent Technologies Inc Dba Federal Marketing Group), 45B (Lucent Technologies Inc Corporate Headquarters), 45B (American Telephone and Telegraph Co).

What NSN replaces 5961-01-173-2700?

There are 6 known substitutes for 5961-01-173-2700: 6685-00-103-2853, 5330-00-424-4624, 6685-00-618-3519 and 3 more. Verify interchangeability with system specifications before substitution.

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