PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8559957-1Filter,band Pass

L3 Technologies, Inc. Div Communication Systems-East · NSN 5915-01-217-3412 · FSC 5915 · No Item Name Available
Verified by PartsTable
NSN 5915-01-217-3412 — this item is cataloged by the U.S. Government under National Stock Number 5915-01-217-3412. Primary manufacturer part number: 8559957-1.
Features
  • Filter,band Pass — FSC 5915
  • Body Width: 1.480 INCHES NOMINAL IN
  • Discrimination at Specified Frequencies Per Function in Decibels: 65.0 MINIMUM BLANK AND 3.0 MAXIMUM BLANK ALL FUNCTIONS
  • Reference Frequency Per Function: 8.0 KILOHERTZ BLANK ALL FUNCTIONS
  • Body Material: METAL
  • Mounting Facility Type and Quantity: 4 THREADED STUD(S) ALL FUNCTIONS
  • Body Height: 3.060 INCHES NOMINAL IN
  • Distance Between Centerlines of Mounting Facilities Parallel to Body Width: 1.000 INCHES NOMINAL IN
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter,band Pass, cataloged under National Stock Number 5915-01-217-3412, 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 L3 Technologies, Inc. Div Communication Systems-East. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5915-01-217-3412
Primary Part Number8559957-1
Item NameFilter,band Pass
FSC / FSG5915 / 59 — No Item Name Available
ManufacturerL3 Technologies, Inc. Div Communication Systems-East
StatusACTIVE
Body Width1.480 INCHES NOMINAL IN
Discrimination at Specified Frequencies Per Function in Decibels65.0 MINIMUM BLANK AND 3.0 MAXIMUM BLANK ALL FUNCTIONS
Reference Frequency Per Function8.0 KILOHERTZ BLANK ALL FUNCTIONS
Body MaterialMETAL
Mounting Facility Type and Quantity4 THREADED STUD(S) ALL FUNCTIONS
Body Height3.060 INCHES NOMINAL IN
Distance Between Centerlines of Mounting Facilities Parallel to Body Width1.000 INCHES NOMINAL IN
Insertion Loss at Reference Frequency Per Function in Decibels3.0 BLANK ALL FUNCTIONS
Output Impedance Per Function W/source Across Input600.0 OHMS BLANK ALL FUNCTIONS
Inclosure TypeENCASED
Functional Terminal Type and Quantity1 WIRE HOOK INPUT FIRST FUNCTION
Input Impedance Per Function W/load600.0 OHMS BLANK ALL FUNCTIONS
Frequency Band Width Per Function6.00 KILOHERTZ BLANK AND 10.00 KILOHERTZ BLANK ALL FUNCTIONS
Nominal Thread Size0.138 INCHES IN
Mounting Facility Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Specified Frequencies of Discrimination Per Function1.00 KILOHERTZ BLANK AND 6.00 KILOHERTZ BLANK AND 10.00 KILOHERTZ BLANK AND 16.50 KILOHERTZ BLANK ALL FUNCTIONS
Functional Terminal Type and Quantity1 WIRE HOOK GROUND THIRD FUNCTION
Functional Terminal Type and Quantity1 WIRE HOOK OUTPUT SECOND FUNCTION
Style DesignatorRECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE
Body Length2.000 INCHES NOMINAL IN
Distance Between Centerlines of Mounting Facilities Parallel to Body Length1.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5950-00-137-4419 INTERCHANGEABLE
Transformer,radio Frequency
5950-00-583-09096549 INTERCHANGEABLE
Transformer,power Autotransforme
Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
5365-00-629-72737762603 INTERCHANGEABLE
Bushing,nonmetallic
U S Army Tank Automotive Command Amsta-Im-Mm
5950-00-645-0006 INTERCHANGEABLE
Transformer,power
4920-00-874-61146549 INTERCHANGEABLE
Leadscrew
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5905-00-989-9605 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
5999-01-045-817885-22000-10000A INTERCHANGEABLE
Contact,electrical
Hoyt Corporation
2590-01-478-3787132115-1 INTERCHANGEABLE
Filler Neck,vehicular Components
Alliance Laser Inc
6515-01-562-6053PA310 INTERCHANGEABLE
Brush,cleaning,bur
Medtronic Powered Surgical Solutions Dba Medtronic Mitas Rex
Cross-Reference Index
Part NumberManufacturer
6549 Electronic Precision Components Corp B G Electronics Div (USA)
8559957-1 PRIMARY L3 Technologies, Inc. Div Communication Systems-East (USA)
8559957-1 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
Related Parts
5950-00-137-4419INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5950-00-583-0909INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
6549
5365-00-629-7273INTERCHANGEABLE
BUSHING,NONMETALLIC
7762603
5950-00-645-0006INTERCHANGEABLE
TRANSFORMER,POWER
4920-00-874-6114INTERCHANGEABLE
LEADSCREW
6549
5905-00-989-9605INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
5999-01-045-8178INTERCHANGEABLE
CONTACT,ELECTRICAL
85-22000-10000A
2590-01-478-3787INTERCHANGEABLE
FILLER NECK,VEHICULAR COMPONENTS
132115-1
6515-01-562-6053INTERCHANGEABLE
BRUSH,CLEANING,BUR
PA310

Frequently Asked Questions

What is NSN 5915-01-217-3412?

NSN 5915-01-217-3412 is a Filter,band Pass, manufactured by L3 Technologies, Inc. Div Communication Systems-East, classified under FSC 5915 (No Item Name Available). Status: active.

What are the part numbers for NSN 5915-01-217-3412?

NSN 5915-01-217-3412 has 3 cross-referenced part numbers: 6549 (Electronic Precision Components Corp B G Electronics Div), 8559957-1 (L3 Technologies, Inc. Div Communication Systems-East), 8559957-1 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin).

What NSN replaces 5915-01-217-3412?

There are 9 known substitutes for 5915-01-217-3412: 5950-00-137-4419, 5950-00-583-0909, 5365-00-629-7273 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8559957-1?

Key specifications for 8559957-1: Overall Height: 3.435 INCHES NOMINAL IN; Body Width: 1.480 INCHES NOMINAL IN; Discrimination at Specified Frequencies Per Function in Decibels: 65.0 MINIMUM BLANK AND 3.0 MAXIMUM BLANK ALL FUNCTIONS; Reference Frequency Per Function: 8.0 KILOHERTZ BLANK ALL FUNCTIONS. 23 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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