PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A7553Transformer,audio Frequency

Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc. · NSN 5950-00-647-6269 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-647-6269 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-647-6269. Primary manufacturer part number: A7553.
Features
  • Transformer,audio Frequency — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Frequency Rating: 400.0 HERTZ MINIMUM AND 8.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.688 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Mounting Method: THREADED STUD(S) SINGLE GROUP
  • Body Width: 2.031 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-647-6269, 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 Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc.. Government technical data includes 18 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-647-6269
Primary Part NumberA7553
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerTe Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc.
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Frequency Rating400.0 HERTZ MINIMUM AND 8.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Length1.688 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Body Width2.031 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Width1.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Primary to Secondary Turn Ratio1 TO 13 SINGLE COMPONENT
Thread Quantity Per Inch32 SINGLE GROUP
Body Height3.094 INCHES NOMINAL IN
Impedance Rating in Ohms100000.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Impedance Rating in Ohms600.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Inclosure TypeHERMETICALLY SEALED
Body Length2.281 INCHES NOMINAL IN
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Terminal Type and Quantity6 TURRET
Mounting Facility Quantity4 SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6510-01-113-38107553 INTERCHANGEABLE
Towel Pack,surgical
Baxter Healthcare Corp IV Systems/gov Sales
Cross-Reference Index
Part NumberManufacturer
A7553 Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc. (USA)
Related Parts
6510-01-113-3810INTERCHANGEABLE
TOWEL PACK,SURGICAL
7553

Frequently Asked Questions

What is NSN 5950-00-647-6269?

NSN 5950-00-647-6269 is a Transformer,audio Frequency, manufactured by Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-647-6269?

NSN 5950-00-647-6269 has 1 cross-referenced part number: A7553 (Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc.).

What NSN replaces 5950-00-647-6269?

There is 1 known substitute for 5950-00-647-6269: 6510-01-113-3810. Verify interchangeability with system specifications before substitution.

What are the specifications of A7553?

Key specifications for A7553: Reliability Indicator: NOT ESTABLISHED; Frequency Rating: 400.0 HERTZ MINIMUM AND 8.0 KILOHERTZ MAXIMUM SINGLE COMPONENT; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.688 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP. 18 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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