PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21854Transformer

Freed Transformer Co · NSN 5950-00-347-5251 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-347-5251 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-347-5251. Primary manufacturer part number: 21854.
Features
  • Transformer — FSC 5950
  • 3 verified cross-references
  • Primary manufacturer: Freed Transformer Co
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer, cataloged under National Stock Number 5950-00-347-5251, is classified within Federal Supply Class 5950 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Freed Transformer Co. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameTransformer
FSC / FSG5950 — No Item Name Available (FSG 59)
ManufacturersFreed Transformer Co (CAGE 73386); Bae Systems Information and Electronic Systems Integration Inc. (CAGE 80249); Acme Electric Corp (CAGE 00159)
Technical Specifications
ParameterValue
NSN5950-00-347-5251
Primary Part Number21854
Item NameTransformer
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerFreed Transformer Co
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
6685-00-126-0368 INTERCHANGEABLE
Thermometer,self-Indicating
5935-00-130-17051006252-4 INTERCHANGEABLE
Guide,electrical Connector
Armel De Llc Dba Armel Electronics
4730-00-203-8035183-2-18 INTERCHANGEABLE
Fitting,lubrication
Almon Johnson Ltd
1680-00-628-2705695531-3 INTERCHANGEABLE
Support Bracket,adj
Lockheed Martin Corp
5965-00-844-977867B1854 INTERCHANGEABLE
Boom,microphone
Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss)
5110-01-335-157710R INTERCHANGEABLE
File,hand
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5120-01-430-864189612 INTERCHANGEABLE
Brush,parts Cleaning
Pferd Milwaukee Brush Co Inc
5360-01-592-186121854 INTERCHANGEABLE
Spring,helical,compression
Mission Systems Orchard Park Inc
5945-01-658-72381409-1-X INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
Cross-Reference Index
Part NumberManufacturer
21854 PRIMARY Freed Transformer Co (USA)
TR1241 Bae Systems Information and Electronic Systems Integration Inc. (USA)
T12708 Acme Electric Corp (USA)
Related Parts
6685-00-126-0368INTERCHANGEABLE
THERMOMETER,SELF-INDICATING
5935-00-130-1705INTERCHANGEABLE
GUIDE,ELECTRICAL CONNECTOR
1006252-4
4730-00-203-8035INTERCHANGEABLE
FITTING,LUBRICATION
183-2-18
1680-00-628-2705INTERCHANGEABLE
SUPPORT BRACKET,ADJ
695531-3
5965-00-844-9778INTERCHANGEABLE
BOOM,MICROPHONE
67B1854
5110-01-335-1577INTERCHANGEABLE
FILE,HAND
10R
5120-01-430-8641INTERCHANGEABLE
BRUSH,PARTS CLEANING
89612
5360-01-592-1861INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
21854
5945-01-658-7238INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
1409-1-X

Frequently Asked Questions

What is NSN 5950-00-347-5251?

NSN 5950-00-347-5251 is a Transformer, manufactured by Freed Transformer Co, classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-00-347-5251?

NSN 5950-00-347-5251 has 3 cross-referenced part numbers: 21854 (Freed Transformer Co), TR1241 (Bae Systems Information and Electronic Systems Integration Inc.), T12708 (Acme Electric Corp).

What NSN replaces 5950-00-347-5251?

There are 9 known substitutes for 5950-00-347-5251: 6685-00-126-0368, 5935-00-130-1705, 4730-00-203-8035 and 6 more. Verify interchangeability with system specifications before substitution.

Is NSN 5950-00-347-5251 still in active supply?

NSN 5950-00-347-5251 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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