PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21660Filter,radio Frequency Interfere

Industrial Technologies and Services Llc · NSN 5915-00-501-4554 · FSC 5915 · No Item Name Available
Verified by PartsTable
NSN 5915-00-501-4554 — this item is cataloged by the U.S. Government under National Stock Number 5915-00-501-4554. Primary manufacturer part number: 21660.
Features
  • Filter,radio Frequency Interfere — FSC 5915
  • Maximum Dielectric Withstanding DC Voltage: 200.0 VOLTS AT SEA LEVEL
  • Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 2.125 INCHES NOMINAL IN
  • Body Length: 1.750 INCHES NOMINAL IN
  • Body Material: METAL
  • Body Surface Treatment: TIN
  • Inclosure Type: ENCASED
  • Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter,radio Frequency Interfere, cataloged under National Stock Number 5915-00-501-4554, is classified within Federal Supply Class 5915 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Industrial Technologies and Services Llc. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, 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
NSN5915-00-501-4554
Primary Part Number21660
Item NameFilter,radio Frequency Interfere
FSC / FSG5915 / 59 — No Item Name Available
ManufacturerIndustrial Technologies and Services Llc
StatusCANCELLED
Maximum Dielectric Withstanding DC Voltage200.0 VOLTS AT SEA LEVEL
Distance Between Centerlines of Mounting Facilities Parallel to Body Length2.125 INCHES NOMINAL IN
Body Length1.750 INCHES NOMINAL IN
Body MaterialMETAL
Body Surface TreatmentTIN
Inclosure TypeENCASED
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
Style DesignatorRECTANGULAR TERMINAL/TERMINALS ON ADJACENT SURFACES
Functional Terminal Type and Quantity1 THREADED STUD OUTPUT SECOND FUNCTION
Source Impedance Rating Per Function50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Principal Circuitry Type Per FunctionINDUCTANCE-CAPACITANCE BLANK LOCATION NOT OTHERWISE SPECIFIED
Operating Current Rating Per Function in Amps2.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
Unthreaded Mounting Hole Diameter0.188 INCHES NOMINAL IN
Body Width1.250 INCHES NOMINAL IN
Functional Terminal Type and Quantity1 THREADED STUD INPUT FIRST FUNCTION
Operating Voltage Rating and Type Per Function100.0 VOLTS DC BLANK LOCATION NOT OTHERWISE SPECIFIED
Load Impedance Per Function50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2530-00-113-5455 INTERCHANGEABLE
Cylinder,brake
2810-00-118-64793485 INTERCHANGEABLE
Valve,poppet,engine
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
4320-00-163-107099121660 INTERCHANGEABLE
Pump,rotary
Alfa Laval Inc
6680-00-217-8673 INTERCHANGEABLE
Gage Rod,liquid Level
1680-00-236-4090 INTERCHANGEABLE
Control Assy,vertic
8145-00-300-426521160 INTERCHANGEABLE
Shipping and Storag
L3harris Technologies, Inc. Div Space and Airborne Systems
3805-00-447-357921660 INTERCHANGEABLE
Line Assembly
Komatsu America Corporation
2510-00-736-86767368676 INTERCHANGEABLE
Alignment Clip,leaf Spring
U S Army Tank Automotive Command Amsta-Im-Mm
5342-01-052-23483485 INTERCHANGEABLE
Coupling,clamp,grooved
Pentair Filtration Solutions, Llc
4820-01-073-74143485 INTERCHANGEABLE
Valve,safety Relief
Megator Corp
Cross-Reference Index
Part NumberManufacturer
21660 Industrial Technologies and Services Llc (USA)
C443 Potter Fire Escape Co (USA)
801E5563 Kersey / American Lafrance a Div of Figgie International Inc (USA)
3485 Industrial Technologies and Services Llc (USA)
60A6A Universal Electric Co (USA)
1N195 Aerovox Corp. (USA)
Related Parts
2530-00-113-5455INTERCHANGEABLE
CYLINDER,BRAKE
2810-00-118-6479INTERCHANGEABLE
VALVE,POPPET,ENGINE
3485
4320-00-163-1070INTERCHANGEABLE
PUMP,ROTARY
99121660
6680-00-217-8673INTERCHANGEABLE
GAGE ROD,LIQUID LEVEL
1680-00-236-4090INTERCHANGEABLE
CONTROL ASSY,VERTIC
8145-00-300-4265INTERCHANGEABLE
SHIPPING AND STORAG
21160
3805-00-447-3579INTERCHANGEABLE
LINE ASSEMBLY
21660
2510-00-736-8676INTERCHANGEABLE
ALIGNMENT CLIP,LEAF SPRING
7368676
5342-01-052-2348INTERCHANGEABLE
COUPLING,CLAMP,GROOVED
3485
4820-01-073-7414INTERCHANGEABLE
VALVE,SAFETY RELIEF
3485
5950-01-079-1303INTERCHANGEABLE
TRANSFORMER,POWER
3485
5961-01-081-9573INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5915-00-501-4554?

NSN 5915-00-501-4554 is a Filter,radio Frequency Interfere, manufactured by Industrial Technologies and Services Llc, classified under FSC 5915 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5915-00-501-4554?

NSN 5915-00-501-4554 has 6 cross-referenced part numbers: 21660 (Industrial Technologies and Services Llc), C443 (Potter Fire Escape Co), 801E5563 (Kersey / American Lafrance a Div of Figgie International Inc), 3485 (Industrial Technologies and Services Llc), 60A6A (Universal Electric Co) and 1 more.

What NSN replaces 5915-00-501-4554?

There are 12 known substitutes for 5915-00-501-4554: 2530-00-113-5455, 2810-00-118-6479, 4320-00-163-1070 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21660?

Key specifications for 21660: Maximum Dielectric Withstanding DC Voltage: 200.0 VOLTS AT SEA LEVEL; Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 2.125 INCHES NOMINAL IN; Body Length: 1.750 INCHES NOMINAL IN; Body Material: METAL. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5915-00-501-4554 still in active supply?

NSN 5915-00-501-4554 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.
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