PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21-0781-00Filter,high Pass

Bundy Electronics Div of Covington Corp · NSN 5915-00-814-9559 · FSC 5915 · No Item Name Available
Verified by PartsTable
NSN 5915-00-814-9559 — this item is cataloged by the U.S. Government under National Stock Number 5915-00-814-9559. Primary manufacturer part number: 21-0781-00.
Features
  • Filter,high Pass — FSC 5915
  • Output Impedance Per Function W/source Across Input: 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
  • Distance Between Centerlines of Mounting Facilities Parallel to Body Width: 1.000 INCHES NOMINAL IN
  • Body Height: 0.740 INCHES MAXIMUM IN
  • Body Material: METAL
  • Discrimination at Specified Frequencies Per Function in Decibels: 30.0 NOMINAL BLANK AND 3.0 MAXIMUM BLANK FIRST FUNCTION
  • Test Data Document: 10001-2681172-1 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
  • Frequency Band Width Per Function: 4.20 MEGAHERTZ BLANK AND 6.00 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter,high Pass, cataloged under National Stock Number 5915-00-814-9559, 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 Bundy Electronics Div of Covington Corp. Government technical data includes 20 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: Active.

Technical Specifications
ParameterValue
NSN5915-00-814-9559
Primary Part Number21-0781-00
Item NameFilter,high Pass
FSC / FSG5915 / 59 — No Item Name Available
ManufacturerBundy Electronics Div of Covington Corp
StatusACTIVE
Output Impedance Per Function W/source Across Input50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Distance Between Centerlines of Mounting Facilities Parallel to Body Width1.000 INCHES NOMINAL IN
Body Height0.740 INCHES MAXIMUM IN
Body MaterialMETAL
Discrimination at Specified Frequencies Per Function in Decibels30.0 NOMINAL BLANK AND 3.0 MAXIMUM BLANK FIRST FUNCTION
Test Data Document10001-2681172-1 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
Frequency Band Width Per Function4.20 MEGAHERTZ BLANK AND 6.00 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
Functional Terminal Type and Quantity2 PIN OUTPUT SECOND FUNCTION
Insertion Loss at Reference Frequency Per Function in Decibels3.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
Style DesignatorRECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE
Distance Between Centerlines of Mounting Facilities Parallel to Body Length1.000 INCHES NOMINAL IN
Body Width1.780 INCHES MAXIMUM IN
Operating Temp Range-10.0 TO 65.0 CELSIUS DEGC
Body Length1.780 INCHES MAXIMUM IN
Reference Frequency Per Function5.1 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
Input Impedance Per Function W/load50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Specified Frequencies of Discrimination Per Function2.10 MEGAHERTZ BLANK AND 3.00 MEGAHERTZ BLANK AND 4.20 MEGAHERTZ BLANK AND 6.00 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
Mounting Facility Type and Quantity4 TERMINAL LOCATION NOT OTHERWISE SPECIFIED
Inclosure TypeHERMETICALLY SEALED
Functional Terminal Type and Quantity2 PIN INPUT FIRST FUNCTION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5996-00-005-2235121562-1 INTERCHANGEABLE
Amplifier,radio Frequency
Lockheed Martin Corp Electronics and Missiles Div
5365-00-015-13921991 INTERCHANGEABLE
Spacer
Howmet Global Fastening Systems Inc Div Rosan Products
3110-00-108-80112B5242 INTERCHANGEABLE
Roller,bearing
Fwd Seagrave Holdings Lp
3130-00-159-14851-991 INTERCHANGEABLE
Bearing Unit,ball
Chief of Engineers Dept of Army
5360-00-205-542223383 INTERCHANGEABLE
Spring,helical,compression
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
3830-00-353-30793001991-3 INTERCHANGEABLE
Cap
New Holland Construction
3110-00-520-3877014327-1 INTERCHANGEABLE
Bearing,ball,annular
Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc
3030-00-528-3800 INTERCHANGEABLE
Belts,v,matched Set
5360-00-561-5163 INTERCHANGEABLE
Spring,helical,compression
5930-00-808-5864 INTERCHANGEABLE
Switch,toggle
Cross-Reference Index
Part NumberManufacturer
21-0781-00 Bundy Electronics Div of Covington Corp (USA)
1991 Kr Electronics Inc (USA)
CC1141-00 Conolog Corporation Dba Iniven (USA)
2681172-1 Conolog Corporation Dba Iniven (USA)
2681172-1 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
2681172-1 Aschbacher & Associates Inc (USA)
Related Parts
5996-00-005-2235INTERCHANGEABLE
AMPLIFIER,RADIO FREQUENCY
121562-1
5365-00-015-1392INTERCHANGEABLE
SPACER
1991
3110-00-108-8011INTERCHANGEABLE
ROLLER,BEARING
2B5242
3130-00-159-1485INTERCHANGEABLE
BEARING UNIT,BALL
1-991
5360-00-205-5422INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
23383
3830-00-353-3079INTERCHANGEABLE
CAP
3001991-3
3110-00-520-3877INTERCHANGEABLE
BEARING,BALL,ANNULAR
014327-1
3030-00-528-3800INTERCHANGEABLE
BELTS,V,MATCHED SET
5360-00-561-5163INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5930-00-808-5864INTERCHANGEABLE
SWITCH,TOGGLE
2990-00-931-8078INTERCHANGEABLE
MUFFLER,EXHAUST
1991
4010-01-178-1860INTERCHANGEABLE
CHAIN ASSEMBLY,SINGLE LEG
199-1

Frequently Asked Questions

What is NSN 5915-00-814-9559?

NSN 5915-00-814-9559 is a Filter,high Pass, manufactured by Bundy Electronics Div of Covington Corp, classified under FSC 5915 (No Item Name Available). Status: active.

What are the part numbers for NSN 5915-00-814-9559?

NSN 5915-00-814-9559 has 6 cross-referenced part numbers: 21-0781-00 (Bundy Electronics Div of Covington Corp), 1991 (Kr Electronics Inc), CC1141-00 (Conolog Corporation Dba Iniven), 2681172-1 (Conolog Corporation Dba Iniven), 2681172-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier) and 1 more.

What NSN replaces 5915-00-814-9559?

There are 12 known substitutes for 5915-00-814-9559: 5996-00-005-2235, 5365-00-015-1392, 3110-00-108-8011 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21-0781-00?

Key specifications for 21-0781-00: Output Impedance Per Function W/source Across Input: 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED; Distance Between Centerlines of Mounting Facilities Parallel to Body Width: 1.000 INCHES NOMINAL IN; Body Height: 0.740 INCHES MAXIMUM IN; Overall Height: 0.970 INCHES NOMINAL IN. 21 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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