PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SCD2556-16Transformer,radio Frequency

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5950-00-189-9916 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-189-9916 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-189-9916. Primary manufacturer part number: SCD2556-16.
Features
  • Transformer,radio Frequency — FSC 5950
  • Nominal Thread Size: 0.099 INCHES SINGLE GROUP IN
  • Body Length: 1.625 INCHES NOMINAL IN
  • Terminal Type and Quantity: 3 TAB, SOLDER LUG
  • Body Height: 1.375 INCHES NOMINAL IN
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Mounting Method: THREADED HOLE(S) SINGLE GROUP
  • Turn Quantity: 16-1/3 SINGLE COMPONENT SINGLE PRIMARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-189-9916, 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 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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
NSN5950-00-189-9916
Primary Part NumberSCD2556-16
Item NameTransformer,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Nominal Thread Size0.099 INCHES SINGLE GROUP IN
Body Length1.625 INCHES NOMINAL IN
Terminal Type and Quantity3 TAB, SOLDER LUG
Body Height1.375 INCHES NOMINAL IN
Mounting Facility Quantity4 SINGLE GROUP
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Turn Quantity16-1/3 SINGLE COMPONENT SINGLE PRIMARY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Conductor Size0.04030 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN
Center to Center Distance Between Mounting Facilities Parallel to Width1.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Function and Quantity1 PRIMARY SINGLE COMPONENT
Thread Quantity Per Inch48 SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Length0.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Width0.750 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Inclosure TypeOPEN
Coil Form TypeSOLID SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-167-1343AN315-3R INTERCHANGEABLE
Nut,plain,hexagon
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-00-246-554417-60B3 INTERCHANGEABLE
Washer,flat
Trailmobile Inc Sub of the Pullman Co
5325-00-266-66322436 INTERCHANGEABLE
Grommet,nonmetallic
Atlantic India Rubber Co Inc
3040-00-343-6619 INTERCHANGEABLE
Shaft,drive,flexible
5360-00-657-21132436 INTERCHANGEABLE
Spring,helical,compression
Miller-Holzwarth Inc.
5935-00-812-32652436 INTERCHANGEABLE
Connector,plug,electrical
Hubbell-Raco Inc
1650-00-897-54052436 INTERCHANGEABLE
Parts Kit,linear Actuating Cylin
Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc
6660-00-920-32642436 INTERCHANGEABLE
Gasket,anemometer C
Belfort Instrument Company
3610-01-062-0691 INTERCHANGEABLE
Reader Printer,camera
4520-01-101-3358 INTERCHANGEABLE
Heater,space,electric
Cross-Reference Index
Part NumberManufacturer
2-436 Espey Mfg and Electronics Corp (USA)
SCD2556-16 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
Related Parts
5310-00-167-1343INTERCHANGEABLE
NUT,PLAIN,HEXAGON
AN315-3R
5310-00-246-5544INTERCHANGEABLE
WASHER,FLAT
17-60B3
5325-00-266-6632INTERCHANGEABLE
GROMMET,NONMETALLIC
2436
3040-00-343-6619INTERCHANGEABLE
SHAFT,DRIVE,FLEXIBLE
5360-00-657-2113INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
2436
5935-00-812-3265INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
2436
1650-00-897-5405INTERCHANGEABLE
PARTS KIT,LINEAR ACTUATING CYLIN
2436
6660-00-920-3264INTERCHANGEABLE
GASKET,ANEMOMETER C
2436
3610-01-062-0691INTERCHANGEABLE
READER PRINTER,CAMERA
4520-01-101-3358INTERCHANGEABLE
HEATER,SPACE,ELECTRIC
5935-01-118-9663INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
2436
4720-01-210-0360INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC

Frequently Asked Questions

What is NSN 5950-00-189-9916?

NSN 5950-00-189-9916 is a Transformer,radio Frequency, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-189-9916?

NSN 5950-00-189-9916 has 2 cross-referenced part numbers: 2-436 (Espey Mfg and Electronics Corp), SCD2556-16 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir).

What NSN replaces 5950-00-189-9916?

There are 12 known substitutes for 5950-00-189-9916: 5310-00-167-1343, 5310-00-246-5544, 5325-00-266-6632 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SCD2556-16?

Key specifications for SCD2556-16: Nominal Thread Size: 0.099 INCHES SINGLE GROUP IN; Body Length: 1.625 INCHES NOMINAL IN; Terminal Type and Quantity: 3 TAB, SOLDER LUG; Body Height: 1.375 INCHES NOMINAL IN. 18 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com