PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2-657Coil,radio Frequency

Espey Mfg and Electronics Corp · NSN 5950-00-230-4996 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-230-4996 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-230-4996. Primary manufacturer part number: 2-657.
Features
  • Coil,radio Frequency — FSC 5950
  • Winding Conductor Size: 0.00397 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
  • Turn Quantity: 600 SINGLE COMPONENT SINGLE WINDING
  • Body Outside Diameter: 0.410 INCHES NOMINAL IN
  • Mounting Method: TERMINAL SINGLE GROUP
  • Terminal Type and Quantity: 2 WIRE LEAD
  • Inductance Rating: 7.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
  • Inclosure Type: FULLY INCLOSED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coil,radio Frequency, cataloged under National Stock Number 5950-00-230-4996, 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 Espey Mfg and Electronics Corp. Government technical data includes 10 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-230-4996
Primary Part Number2-657
Item NameCoil,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerEspey Mfg and Electronics Corp
StatusACTIVE
Winding Conductor Size0.00397 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
Turn Quantity600 SINGLE COMPONENT SINGLE WINDING
Body Outside Diameter0.410 INCHES NOMINAL IN
Mounting MethodTERMINAL SINGLE GROUP
Terminal Type and Quantity2 WIRE LEAD
Inductance Rating7.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Inclosure TypeFULLY INCLOSED
Coil Form TypeSOLID SINGLE COMPONENT
Body Length0.875 INCHES NOMINAL IN
DC Resistance Rating in Ohms32.000 SINGLE COMPONENT SINGLE WINDING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3415-00-018-6025265 INTERCHANGEABLE
Grinding Machine,engraving Tool
Belco Industries, Inc. Dba Belco Industries Inc Div Famco Machine Division
4820-00-131-63982657 INTERCHANGEABLE
Valve,check
Tactair Fluid Controls Inc
2530-00-212-9013F78673 INTERCHANGEABLE
Parts Kit,hydraulic Brake Master
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
2530-00-391-3994FE2652 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
4320-01-333-9472 INTERCHANGEABLE
Pump,rotary
3460-01-440-56662657 INTERCHANGEABLE
Nib,diamond,wheel Dressing
Moore Tool Company, Inc.
5975-01-577-7297 INTERCHANGEABLE
Panel,electrical-Electronic Equi
5330-01-578-63142657 INTERCHANGEABLE
Seal,nonmetallic Special Shaped
Lauren Manufacturing, Llc
Cross-Reference Index
Part NumberManufacturer
2-657 Espey Mfg and Electronics Corp (USA)
Related Parts
3415-00-018-6025INTERCHANGEABLE
GRINDING MACHINE,ENGRAVING TOOL
265
4820-00-131-6398INTERCHANGEABLE
VALVE,CHECK
2657
2530-00-212-9013INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE MASTER
F78673
2530-00-391-3994INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
FE2652
4320-01-333-9472INTERCHANGEABLE
PUMP,ROTARY
3460-01-440-5666INTERCHANGEABLE
NIB,DIAMOND,WHEEL DRESSING
2657
5975-01-577-7297INTERCHANGEABLE
PANEL,ELECTRICAL-ELECTRONIC EQUI
5330-01-578-6314INTERCHANGEABLE
SEAL,NONMETALLIC SPECIAL SHAPED
2657

Frequently Asked Questions

What is NSN 5950-00-230-4996?

NSN 5950-00-230-4996 is a Coil,radio Frequency, manufactured by Espey Mfg and Electronics Corp, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-230-4996?

NSN 5950-00-230-4996 has 1 cross-referenced part number: 2-657 (Espey Mfg and Electronics Corp).

What NSN replaces 5950-00-230-4996?

There are 8 known substitutes for 5950-00-230-4996: 3415-00-018-6025, 4820-00-131-6398, 2530-00-212-9013 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2-657?

Key specifications for 2-657: Winding Conductor Size: 0.00397 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN; Turn Quantity: 600 SINGLE COMPONENT SINGLE WINDING; Body Outside Diameter: 0.410 INCHES NOMINAL IN; Mounting Method: TERMINAL SINGLE GROUP. 10 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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