PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

75-88Insulator,transisto

Heathkit Co Inc Dba Heathkit Educational Systems · NSN 5961-01-189-5583 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-189-5583 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-189-5583. Primary manufacturer part number: 75-88.
Features
  • Insulator,transisto — FSC 5961
  • 1 verified cross-reference
  • Primary manufacturer: Heathkit Co Inc Dba Heathkit Educational Systems
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Insulator,transisto, cataloged under National Stock Number 5961-01-189-5583, 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 Heathkit Co Inc Dba Heathkit Educational Systems. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameInsulator,transisto
FSC / FSG5961 — No Item Name Available (FSG 59)
ManufacturersHeathkit Co Inc Dba Heathkit Educational Systems (CAGE 88273)
Technical Specifications
ParameterValue
NSN5961-01-189-5583
Primary Part Number75-88
Item NameInsulator,transisto
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerHeathkit Co Inc Dba Heathkit Educational Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3120-00-112-0983 INTERCHANGEABLE
Bushing,sleeve
5935-00-187-0712368-0111-000 INTERCHANGEABLE
Connector,plug,electrical
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5960-00-457-5560255-0391-000 INTERCHANGEABLE
Electron Tube
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5960-00-780-9135 INTERCHANGEABLE
Electron Tube
5950-00-944-94197627994G2 INTERCHANGEABLE
Transformer,radio Frequency
Lockheed Martin Corporation Div Rms
6145-01-286-72687588 INTERCHANGEABLE
Cable,special Purpose,electrical
Janor Wire & Cable Corp
5340-01-545-0472758-8 INTERCHANGEABLE
Clip,retaining
Textron Aviation Inc
Cross-Reference Index
Part NumberManufacturer
75-88 PRIMARY Heathkit Co Inc Dba Heathkit Educational Systems (USA)
Related Parts
3120-00-112-0983INTERCHANGEABLE
BUSHING,SLEEVE
5935-00-187-0712INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
368-0111-000
5960-00-457-5560INTERCHANGEABLE
ELECTRON TUBE
255-0391-000
5960-00-780-9135INTERCHANGEABLE
ELECTRON TUBE
5950-00-944-9419INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
7627994G2
6145-01-286-7268INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
7588
5340-01-545-0472INTERCHANGEABLE
CLIP,RETAINING
758-8

Frequently Asked Questions

What is NSN 5961-01-189-5583?

NSN 5961-01-189-5583 is a Insulator,transisto, manufactured by Heathkit Co Inc Dba Heathkit Educational Systems, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-189-5583?

NSN 5961-01-189-5583 has 1 cross-referenced part number: 75-88 (Heathkit Co Inc Dba Heathkit Educational Systems).

What NSN replaces 5961-01-189-5583?

There are 7 known substitutes for 5961-01-189-5583: 3120-00-112-0983, 5935-00-187-0712, 5960-00-457-5560 and 4 more. Verify interchangeability with system specifications before substitution.

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