PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40026Transformer,audio Frequency

Thales Usa, Inc. Div Air Mobility Solutions ("ams") · NSN 5950-00-538-2559 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-538-2559 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-538-2559. Primary manufacturer part number: 40026.
Features
  • Transformer,audio Frequency — FSC 5950
  • Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
  • Winding Shielding Method: INTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
  • Impedance Rating in Ohms: 500.0 NOMINAL SINGLE COMPONENT ALL PRIMARY
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 1.562 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Impedance Rating in Ohms: 25000.0 NOMINAL SINGLE COMPONENT ALL SECONDARY
  • Terminal Type and Quantity: 11 TAB, SOLDER LUG
  • Transformer Function: INPUT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-538-2559, 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 Thales Usa, Inc. Div Air Mobility Solutions ("ams"). Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5950-00-538-2559
Primary Part Number40026
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerThales Usa, Inc. Div Air Mobility Solutions ("ams")
StatusCANCELLED
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Winding Shielding MethodINTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Impedance Rating in Ohms500.0 NOMINAL SINGLE COMPONENT ALL PRIMARY
Center to Center Distance Between Mounting Facilities Parallel to Width1.562 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Impedance Rating in Ohms25000.0 NOMINAL SINGLE COMPONENT ALL SECONDARY
Terminal Type and Quantity11 TAB, SOLDER LUG
Transformer FunctionINPUT
Inclosure TypeFULLY INCLOSED
Mounting Facility Quantity4 SINGLE GROUP
Winding Function and Quantity2 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Mounting Hole Diameter0.169 INCHES NOMINAL SINGLE GROUP IN
Body Height2.875 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Length2.031 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Length2.438 INCHES NOMINAL IN
Body Width2.000 INCHES NOMINAL IN
Frequency Rating30.0 HERTZ MINIMUM AND 15.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Primary to Secondary Turn Ratio1 TO 10 OVER-ALL SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5950-00-071-92871193-171 INTERCHANGEABLE
Transformer,power
Bae Systems Information and Electronic Systems Integration Inc.
5360-00-083-378140026 INTERCHANGEABLE
Spring
Products Support, Llc Dba Vitesse Systems - Jessup, Md
5330-00-248-208215XG131000 INTERCHANGEABLE
Gasket
Garwood/feller Inc Garwood Winch Div
5325-00-290-8232BACS21X6 INTERCHANGEABLE
Stud Assembly,turnlock Fastener
The Boeing Company Div Defense
1660-00-874-7524 INTERCHANGEABLE
Fitting,valve
5910-00-959-2857 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
5330-01-124-0473 INTERCHANGEABLE
Gasket
6515-01-184-0193 INTERCHANGEABLE
Tubing,surgical
3439-01-236-9572 INTERCHANGEABLE
Flux,soldering
4130-01-336-715631212-91 INTERCHANGEABLE
Head Assembly Extru
Wilshire Corp
Cross-Reference Index
Part NumberManufacturer
40026 PRIMARY Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA)
Related Parts
5950-00-071-9287INTERCHANGEABLE
TRANSFORMER,POWER
1193-171
5360-00-083-3781INTERCHANGEABLE
SPRING
40026
5330-00-248-2082INTERCHANGEABLE
GASKET
15XG131000
5325-00-290-8232INTERCHANGEABLE
STUD ASSEMBLY,TURNLOCK FASTENER
BACS21X6
1660-00-874-7524INTERCHANGEABLE
FITTING,VALVE
5910-00-959-2857INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
5330-01-124-0473INTERCHANGEABLE
GASKET
6515-01-184-0193INTERCHANGEABLE
TUBING,SURGICAL
3439-01-236-9572INTERCHANGEABLE
FLUX,SOLDERING
4130-01-336-7156INTERCHANGEABLE
HEAD ASSEMBLY EXTRU
31212-91
3120-01-458-0615INTERCHANGEABLE
BUSHING,SLEEVE
40026
8465-01-541-8334INTERCHANGEABLE
HYDRATION SYSTEM
40026

Frequently Asked Questions

What is NSN 5950-00-538-2559?

NSN 5950-00-538-2559 is a Transformer,audio Frequency, manufactured by Thales Usa, Inc. Div Air Mobility Solutions ("ams"), classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-00-538-2559?

NSN 5950-00-538-2559 has 1 cross-referenced part number: 40026 (Thales Usa, Inc. Div Air Mobility Solutions ("ams")).

What NSN replaces 5950-00-538-2559?

There are 12 known substitutes for 5950-00-538-2559: 5950-00-071-9287, 5360-00-083-3781, 5330-00-248-2082 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40026?

Key specifications for 40026: Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP; Winding Shielding Method: INTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT; Impedance Rating in Ohms: 500.0 NOMINAL SINGLE COMPONENT ALL PRIMARY; Center to Center Distance Between Mounting Facilities Parallel to Width: 1.562 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-00-538-2559 still in active supply?

NSN 5950-00-538-2559 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.
PartsTable Design LLC · partstable.com