PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5251Filter,low Pass

Bird Electronic Corporation Div Bird Electronic Corp · NSN 5915-00-772-5293 · FSC 5915 · No Item Name Available
Verified by PartsTable
NSN 5915-00-772-5293 — this item is cataloged by the U.S. Government under National Stock Number 5915-00-772-5293. Primary manufacturer part number: 5251.
Features
  • Filter,low Pass — FSC 5915
  • Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 3.875 INCHES NOMINAL IN
  • Precious Material: SILVER
  • Body Surface Treatment: SILVER
  • Style Designator: RECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES
  • Functional Terminal Type and Quantity: 1 CONNECTOR, RECEPTACLE INPUT FIRST FUNCTION
  • Frequency Band Width Per Function: 200.00 MEGAHERTZ BLANK AND 400.00 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
  • Reference Frequency Per Function: 300.0 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter,low Pass, cataloged under National Stock Number 5915-00-772-5293, 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 Bird Electronic Corporation Div Bird Electronic Corp. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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
NSN5915-00-772-5293
Primary Part Number5251
Item NameFilter,low Pass
FSC / FSG5915 / 59 — No Item Name Available
ManufacturerBird Electronic Corporation Div Bird Electronic Corp
StatusCANCELLED
Distance Between Centerlines of Mounting Facilities Parallel to Body Length3.875 INCHES NOMINAL IN
Precious MaterialSILVER
Body Surface TreatmentSILVER
Style DesignatorRECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES
Functional Terminal Type and Quantity1 CONNECTOR, RECEPTACLE INPUT FIRST FUNCTION
Frequency Band Width Per Function200.00 MEGAHERTZ BLANK AND 400.00 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
Reference Frequency Per Function300.0 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
Specified Frequencies of Discrimination Per Function200.00 MEGAHERTZ BLANK AND 400.00 MEGAHERTZ BLANK AND 520.00 MEGAHERTZ BLANK AND 1.48 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
Input Impedance Per Function W/load50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Precious Material and LocationSURFACE SILVER
Body Length3.375 INCHES NOMINAL IN
Unthreaded Mounting Hole Diameter0.125 INCHES NOMINAL IN
Vibration Resistance Range in Hertz+10.0 TO 500.0
Body Width1.266 INCHES NOMINAL IN
Distance Between Centerlines of Mounting Facilities Parallel to Body Width0.875 INCHES NOMINAL IN
Body MaterialMETAL
Insertion Loss at Reference Frequency Per Function in Decibels0.4 BLANK LOCATION NOT OTHERWISE SPECIFIED
Discrimination at Specified Frequencies Per Function in Decibels1.0 MAXIMUM BLANK AND 58.0 MINIMUM BLANK FIRST FUNCTION
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Voltage Standing Wave Ratio Per Function1.38 BLANK LOCATION NOT OTHERWISE SPECIFIED
Output Impedance Per Function W/source Across Input50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Inclosure TypeENCASED
Functional Terminal Type and Quantity1 CONNECTOR, RECEPTACLE OUTPUT SECOND FUNCTION
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5310-00-216-3531W0-1 INTERCHANGEABLE
Washer,flat
Honeywell Intl Inc Defense Avionics Systems
2990-00-258-648621143 INTERCHANGEABLE
Muffler,exhaust
Walker Mfg Co
3120-00-359-01925251 INTERCHANGEABLE
Bearing,washer,thrust
Mitsubishi Caterpillar Forklift America, Inc
5950-00-456-89031C34 INTERCHANGEABLE
Reactor
A.e.york, Llc
5975-00-615-91735251 INTERCHANGEABLE
Box Connector,electrical
Abb Installation Products Inc
5935-00-990-26785251 INTERCHANGEABLE
Connector,receptacle,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
5998-01-020-1651525-1 INTERCHANGEABLE
Circuit Card Assembly
Marc Alan Group the, Inc
5935-01-020-20935251 INTERCHANGEABLE
Connector,receptacle,electrical
Bryant Electric
3020-01-116-00305251 INTERCHANGEABLE
Sprocket Wheel
Edro Corporation, the Dba Edro Corp
5915-01-123-4208 INTERCHANGEABLE
Filter,radio Frequency Interfere
Cross-Reference Index
Part NumberManufacturer
5251 Bird Electronic Corporation Div Bird Electronic Corp (USA)
241-0270-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
525100 Bird Electronic Corporation Div Bird Electronic Corp (USA)
Related Parts
5310-00-216-3531INTERCHANGEABLE
WASHER,FLAT
W0-1
2990-00-258-6486INTERCHANGEABLE
MUFFLER,EXHAUST
21143
3120-00-359-0192INTERCHANGEABLE
BEARING,WASHER,THRUST
5251
5950-00-456-8903INTERCHANGEABLE
REACTOR
1C34
5975-00-615-9173INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5251
5935-00-990-2678INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5251
5998-01-020-1651INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
525-1
5935-01-020-2093INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5251
3020-01-116-0030INTERCHANGEABLE
SPROCKET WHEEL
5251
5915-01-123-4208INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
6515-01-212-0642INTERCHANGEABLE
MASK,ORONASAL
VSI5251
4820-01-244-2474INTERCHANGEABLE
SEAT,VALVE

Frequently Asked Questions

What is NSN 5915-00-772-5293?

NSN 5915-00-772-5293 is a Filter,low Pass, manufactured by Bird Electronic Corporation Div Bird Electronic Corp, classified under FSC 5915 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5915-00-772-5293?

NSN 5915-00-772-5293 has 3 cross-referenced part numbers: 5251 (Bird Electronic Corporation Div Bird Electronic Corp), 241-0270-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 525100 (Bird Electronic Corporation Div Bird Electronic Corp).

What NSN replaces 5915-00-772-5293?

There are 12 known substitutes for 5915-00-772-5293: 5310-00-216-3531, 2990-00-258-6486, 3120-00-359-0192 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5251?

Key specifications for 5251: Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 3.875 INCHES NOMINAL IN; Precious Material: SILVER; Body Surface Treatment: SILVER; Style Designator: RECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES. 26 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5915-00-772-5293 still in active supply?

NSN 5915-00-772-5293 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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