PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2518CTransformer,radio Frequency

American Telephone and Telegraph Co · NSN 5950-01-174-5445 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-174-5445 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-174-5445. Primary manufacturer part number: 2518C.
Features
  • Transformer,radio Frequency — FSC 5950
  • Thread Quantity Per Inch: 32 SINGLE GROUP
  • Frequency Rating: 100.0 KILOHERTZ MINIMUM AND 1.1 MEGAHERTZ MAXIMUM SINGLE COMPONENT
  • Mounting Facility Quantity: 2 SINGLE GROUP
  • Distance Between Mounting Facility Centers: 2.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Inclosure Type: FULLY INCLOSED
  • Body Length: 3.406 INCHES NOMINAL IN
  • Reliability Indicator: NOT ESTABLISHED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,radio Frequency, cataloged under National Stock Number 5950-01-174-5445, 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 American Telephone and Telegraph Co. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-174-5445
Primary Part Number2518C
Item NameTransformer,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerAmerican Telephone and Telegraph Co
StatusACTIVE
Thread Quantity Per Inch32 SINGLE GROUP
Frequency Rating100.0 KILOHERTZ MINIMUM AND 1.1 MEGAHERTZ MAXIMUM SINGLE COMPONENT
Mounting Facility Quantity2 SINGLE GROUP
Distance Between Mounting Facility Centers2.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Inclosure TypeFULLY INCLOSED
Body Length3.406 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Winding Function and Quantity2 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Body Width2.562 INCHES NOMINAL IN
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Height3.438 INCHES NOMINAL IN
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-00-846-89512518 INTERCHANGEABLE
Washer,flat
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
3455-00-953-14592518-C INTERCHANGEABLE
File,rotary
Jarvis Cutting Tools Inc
Cross-Reference Index
Part NumberManufacturer
2518C American Telephone and Telegraph Co (USA)
2518CTRANSFORMER American Telephone and Telegraph Co (USA)
2518CNETWORK Lucent Technologies Inc Dba Federal Marketing Group (USA)
Related Parts
5310-00-846-8951INTERCHANGEABLE
WASHER,FLAT
2518
3455-00-953-1459INTERCHANGEABLE
FILE,ROTARY
2518-C

Frequently Asked Questions

What is NSN 5950-01-174-5445?

NSN 5950-01-174-5445 is a Transformer,radio Frequency, manufactured by American Telephone and Telegraph Co, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-174-5445?

NSN 5950-01-174-5445 has 3 cross-referenced part numbers: 2518C (American Telephone and Telegraph Co), 2518CTRANSFORMER (American Telephone and Telegraph Co), 2518CNETWORK (Lucent Technologies Inc Dba Federal Marketing Group).

What NSN replaces 5950-01-174-5445?

There are 2 known substitutes for 5950-01-174-5445: 5310-00-846-8951, 3455-00-953-1459. Verify interchangeability with system specifications before substitution.

What are the specifications of 2518C?

Key specifications for 2518C: Thread Quantity Per Inch: 32 SINGLE GROUP; Frequency Rating: 100.0 KILOHERTZ MINIMUM AND 1.1 MEGAHERTZ MAXIMUM SINGLE COMPONENT; Mounting Facility Quantity: 2 SINGLE GROUP; Distance Between Mounting Facility Centers: 2.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 13 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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