PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

349AFilter,band Pass-Band Suppressio

Bulova Technologies L.l.c. Dba Environmental Systems & Svcs · NSN 5915-00-079-9900 · FSC 5915 · No Item Name Available
Verified by PartsTable
NSN 5915-00-079-9900 — this item is cataloged by the U.S. Government under National Stock Number 5915-00-079-9900. Primary manufacturer part number: 349A.
Features
  • Filter,band Pass-Band Suppressio — FSC 5915
  • Specified Frequencies of Discrimination Per Function: 18.306 MEGAHERTZ SINGLE BAND SUPPRESSION AND 18.500 MEGAHERTZ SINGLE BAND SUPPRESSION SECOND FUNCTION
  • Reference Frequency Per Function: 18.291 MEGAHERTZ SINGLE BAND PASS FIRST FUNCTION
  • Principal Circuitry Type Per Function: CRYSTAL SINGLE BAND PASS FIRST FUNCTION
  • Functional Terminal Type and Quantity: 2 PIN INPUT FIRST FUNCTION
  • Mounting Facility Type and Quantity: 4 TERMINAL LOCATION NOT OTHERWISE SPECIFIED
  • Insertion Loss at Reference Frequency Per Function in Decibels: 3.0 SINGLE BAND PASS FIRST FUNCTION
  • Principal Circuitry Type Per Function: CRYSTAL SINGLE BAND SUPPRESSION SECOND FUNCTION
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter,band Pass-Band Suppressio, cataloged under National Stock Number 5915-00-079-9900, 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 Bulova Technologies L.l.c. Dba Environmental Systems & Svcs. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5915-00-079-9900
Primary Part Number349A
Item NameFilter,band Pass-Band Suppressio
FSC / FSG5915 / 59 — No Item Name Available
ManufacturerBulova Technologies L.l.c. Dba Environmental Systems & Svcs
StatusCANCELLED
Specified Frequencies of Discrimination Per Function18.306 MEGAHERTZ SINGLE BAND SUPPRESSION AND 18.500 MEGAHERTZ SINGLE BAND SUPPRESSION SECOND FUNCTION
Reference Frequency Per Function18.291 MEGAHERTZ SINGLE BAND PASS FIRST FUNCTION
Principal Circuitry Type Per FunctionCRYSTAL SINGLE BAND PASS FIRST FUNCTION
Functional Terminal Type and Quantity2 PIN INPUT FIRST FUNCTION
Mounting Facility Type and Quantity4 TERMINAL LOCATION NOT OTHERWISE SPECIFIED
Insertion Loss at Reference Frequency Per Function in Decibels3.0 SINGLE BAND PASS FIRST FUNCTION
Principal Circuitry Type Per FunctionCRYSTAL SINGLE BAND SUPPRESSION SECOND FUNCTION
Inclosure TypeHERMETICALLY SEALED
Functional Terminal Type and Quantity2 PIN OUTPUT SECOND FUNCTION
Reference Frequency Per Function18.291 MEGAHERTZ SINGLE BAND SUPPRESSION SECOND FUNCTION
Style DesignatorRECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE
Specified Frequencies of Discrimination Per Function18.082 MEGAHERTZ SINGLE BAND PASS AND 18.276 MEGAHERTZ SINGLE BAND PASS AND 18.306 MEGAHERTZ SINGLE BAND PASS AND 18.500 MEGAHERTZ SINGLE BAND PASS FIRST FUNCTION
Body MaterialMETAL
Output Impedance Per Function W/source Across Input600.0 OHMS SINGLE BAND SUPPRESSION SECOND FUNCTION
Body Length1.170 INCHES MINIMUM IN
Discrimination at Specified Frequencies Per Function in Decibels80.0 MINIMUM SINGLE BAND PASS AND 3.0 MAXIMUM SINGLE BAND PASS FIRST FUNCTION
Input Impedance Per Function W/load600.0 OHMS SINGLE BAND PASS FIRST FUNCTION
Discrimination at Specified Frequencies Per Function in Decibels80.0 MINIMUM SINGLE BAND SUPPRESSION AND 3.0 MAXIMUM SINGLE BAND SUPPRESSION SECOND FUNCTION
Vibration Resistance Range in Hertz+10.0 TO 500.0
Distance Between Centerlines of Mounting Facilities Parallel to Body Length0.982 INCHES NOMINAL IN
Body Width0.725 INCHES MINIMUM IN
Average Life Rating in Hours500.0
Insertion Loss at Reference Frequency Per Function in Decibels3.0 SINGLE BAND SUPPRESSION SECOND FUNCTION
Input Impedance Per Function W/load600.0 OHMS SINGLE BAND SUPPRESSION SECOND FUNCTION
Operating Temp Range-55.0 TO 90.0 CELSIUS DEGC
Frequency Band Width Per Function18.276 MEGAHERTZ SINGLE BAND SUPPRESSION AND 18.306 MEGAHERTZ SINGLE BAND SUPPRESSION SECOND FUNCTION
Frequency Band Width Per Function18.276 MEGAHERTZ SINGLE BAND PASS AND 18.306 MEGAHERTZ SINGLE BAND PASS FIRST FUNCTION
Body Height0.610 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5935-00-057-4794 INTERCHANGEABLE
Adapter,connector
5960-00-188-8593 INTERCHANGEABLE
Electron Tube
2920-00-360-700916T0596 INTERCHANGEABLE
Clip,spring
Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)
5960-00-617-9172 INTERCHANGEABLE
Electron Tube
5935-00-849-9636349A INTERCHANGEABLE
Plug,tip
Lucent Technologies Inc Corporate Headquarters
6625-00-886-1962349A INTERCHANGEABLE
Generator,noise
Keysight Technologies Inc
6130-01-225-1548349A INTERCHANGEABLE
Power Supply
Eldec Aerospace Corp
Cross-Reference Index
Part NumberManufacturer
349A Bulova Technologies L.l.c. Dba Environmental Systems & Svcs (USA)
PS844400005F001 Lockheed Martin Corporation Div Rotary and Mission Systems (USA)
F2285 Cts Reeves Frequency Products (USA)
PS844400005F001 Lockheed Martin Corporation (USA)
Related Parts
5935-00-057-4794INTERCHANGEABLE
ADAPTER,CONNECTOR
5960-00-188-8593INTERCHANGEABLE
ELECTRON TUBE
2920-00-360-7009INTERCHANGEABLE
CLIP,SPRING
16T0596
5960-00-617-9172INTERCHANGEABLE
ELECTRON TUBE
5935-00-849-9636INTERCHANGEABLE
PLUG,TIP
349A
6625-00-886-1962INTERCHANGEABLE
GENERATOR,NOISE
349A
6130-01-225-1548INTERCHANGEABLE
POWER SUPPLY
349A

Frequently Asked Questions

What is NSN 5915-00-079-9900?

NSN 5915-00-079-9900 is a Filter,band Pass-Band Suppressio, manufactured by Bulova Technologies L.l.c. Dba Environmental Systems & Svcs, classified under FSC 5915 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5915-00-079-9900?

NSN 5915-00-079-9900 has 4 cross-referenced part numbers: 349A (Bulova Technologies L.l.c. Dba Environmental Systems & Svcs), PS844400005F001 (Lockheed Martin Corporation Div Rotary and Mission Systems), F2285 (Cts Reeves Frequency Products), PS844400005F001 (Lockheed Martin Corporation).

What NSN replaces 5915-00-079-9900?

There are 7 known substitutes for 5915-00-079-9900: 5935-00-057-4794, 5960-00-188-8593, 2920-00-360-7009 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 349A?

Key specifications for 349A: Specified Frequencies of Discrimination Per Function: 18.306 MEGAHERTZ SINGLE BAND SUPPRESSION AND 18.500 MEGAHERTZ SINGLE BAND SUPPRESSION SECOND FUNCTION; Reference Frequency Per Function: 18.291 MEGAHERTZ SINGLE BAND PASS FIRST FUNCTION; Principal Circuitry Type Per Function: CRYSTAL SINGLE BAND PASS FIRST FUNCTION; Functional Terminal Type and Quantity: 2 PIN INPUT FIRST FUNCTION. 29 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5915-00-079-9900 still in active supply?

NSN 5915-00-079-9900 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.
PartsTable Design LLC · partstable.com