PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51A268ISSUECTransformer,radio Frequency

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple · NSN 5950-00-199-4153 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-199-4153 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-199-4153. Primary manufacturer part number: 51A268ISSUEC.
Features
  • Transformer,radio Frequency — FSC 5950
  • Body Length: 1.625 INCHES NOMINAL IN
  • Mounting Method: TERMINAL SINGLE GROUP
  • Turn Quantity: 1 1/2 SINGLE COMPONENT SINGLE PRIMARY
  • Coil Form Type: SOLID SINGLE COMPONENT
  • Inclosure Type: FULLY INCLOSED
  • Body Outside Diameter: 0.500 INCHES NOMINAL IN
  • Frequency Rating: 80.0 MEGAHERTZ MAXIMUM SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-199-4153, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-199-4153
Primary Part Number51A268ISSUEC
Item NameTransformer,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
StatusACTIVE
Body Length1.625 INCHES NOMINAL IN
Mounting MethodTERMINAL SINGLE GROUP
Turn Quantity1 1/2 SINGLE COMPONENT SINGLE PRIMARY
Coil Form TypeSOLID SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Body Outside Diameter0.500 INCHES NOMINAL IN
Frequency Rating80.0 MEGAHERTZ MAXIMUM SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Turn Quantity1 7/8 SINGLE COMPONENT SINGLE SECONDARY
Terminal Type and Quantity4 TAB, SOLDER LUG
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-156-6818206773-15 INTERCHANGEABLE
Bearing,ball,annular
Naval Sea Systems Command
5210-00-189-9538FG-24 INTERCHANGEABLE
Gage,gap Setting
A and E Mfg Co
5365-00-203-03751410-0003 INTERCHANGEABLE
Bushing,machine Thread
Keysight Technologies Inc
5945-00-214-573977C712582 INTERCHANGEABLE
Flasher,thermal
Lockheed Martin Corporation Div Rms
5340-00-270-8553891944 INTERCHANGEABLE
Button,plug
Lockheed Martin Corporation Div Rms - Mitchel Field
5965-00-280-3607SC-C-10236 INTERCHANGEABLE
Cushion,ear
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5120-00-293-0032 INTERCHANGEABLE
Pliers
2990-00-293-6839T1413C INTERCHANGEABLE
Muffler,exhaust
Cummins Filtration Inc.
2030-00-339-3224LSD16S2200-556116PC2 INTERCHANGEABLE
Block,sliding Tille
Naval Ship Systems Command
5985-00-416-2326654 INTERCHANGEABLE
Dummy Load,electrical
Waveline Inc
Cross-Reference Index
Part NumberManufacturer
51A268ISSUEC PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
654 S W Inductor Co (USA)
51A268E Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
51A268 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
Related Parts
3110-00-156-6818INTERCHANGEABLE
BEARING,BALL,ANNULAR
206773-15
5210-00-189-9538INTERCHANGEABLE
GAGE,GAP SETTING
FG-24
5365-00-203-0375INTERCHANGEABLE
BUSHING,MACHINE THREAD
1410-0003
5945-00-214-5739INTERCHANGEABLE
FLASHER,THERMAL
77C712582
5340-00-270-8553INTERCHANGEABLE
BUTTON,PLUG
891944
5965-00-280-3607INTERCHANGEABLE
CUSHION,EAR
SC-C-10236
5120-00-293-0032INTERCHANGEABLE
PLIERS
2990-00-293-6839INTERCHANGEABLE
MUFFLER,EXHAUST
T1413C
2030-00-339-3224INTERCHANGEABLE
BLOCK,SLIDING TILLE
LSD16S2200-556116PC2
5985-00-416-2326INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
654
2530-00-469-7851INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE MASTER
3004916
5915-00-568-8631INTERCHANGEABLE
FILTER,BAND PASS
8515024

Frequently Asked Questions

What is NSN 5950-00-199-4153?

NSN 5950-00-199-4153 is a Transformer,radio Frequency, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-199-4153?

NSN 5950-00-199-4153 has 4 cross-referenced part numbers: 51A268ISSUEC (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), 654 (S W Inductor Co), 51A268E (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), 51A268 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).

What NSN replaces 5950-00-199-4153?

There are 12 known substitutes for 5950-00-199-4153: 3110-00-156-6818, 5210-00-189-9538, 5365-00-203-0375 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51A268ISSUEC?

Key specifications for 51A268ISSUEC: Body Length: 1.625 INCHES NOMINAL IN; Mounting Method: TERMINAL SINGLE GROUP; Turn Quantity: 1 1/2 SINGLE COMPONENT SINGLE PRIMARY; Coil Form Type: SOLID SINGLE COMPONENT. 11 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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