PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2921066-81Filter,band Pass

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5915-00-478-3277 · FSC 5915 · No Item Name Available
Verified by PartsTable
NSN 5915-00-478-3277 — this item is cataloged by the U.S. Government under National Stock Number 5915-00-478-3277. Primary manufacturer part number: 2921066-81.
Features
  • Filter,band Pass — FSC 5915
  • Specified Frequencies of Discrimination Per Function: 2.029 MEGAHERTZ BLANK AND 2.0295 MEGAHERTZ BLANK AND 2.0305 MEGAHERTZ BLANK AND 2.031 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
  • Inclosure Type: HERMETICALLY SEALED
  • Body Material: METAL
  • Body Width: 1.156 INCHES MINIMUM AND 1.188 INCHES MAXIMUM IN
  • Functional Terminal Type and Quantity: 1 CONNECTOR, RECEPTACLE INPUT FIRST FUNCTION
  • Input Terminal Manufacturer Code: 98278
  • Nominal Thread Size: 0.164 INCHES IN
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter,band Pass, cataloged under National Stock Number 5915-00-478-3277, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5915-00-478-3277
Primary Part Number2921066-81
Item NameFilter,band Pass
FSC / FSG5915 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Specified Frequencies of Discrimination Per Function2.029 MEGAHERTZ BLANK AND 2.0295 MEGAHERTZ BLANK AND 2.0305 MEGAHERTZ BLANK AND 2.031 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
Inclosure TypeHERMETICALLY SEALED
Body MaterialMETAL
Body Width1.156 INCHES MINIMUM AND 1.188 INCHES MAXIMUM IN
Functional Terminal Type and Quantity1 CONNECTOR, RECEPTACLE INPUT FIRST FUNCTION
Input Terminal Manufacturer Code98278
Nominal Thread Size0.164 INCHES IN
Reference Frequency Per Function2.03 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
Distance Between Mounting Surface and Lower End1.060 INCHES NOMINAL IN
Body Length1.656 INCHES MINIMUM AND 1.688 INCHES MAXIMUM IN
Body Height2.940 INCHES NOMINAL IN
Mounting Facility Type and Quantity2 CAPTIVE SCREW(S) LOCATION NOT OTHERWISE SPECIFIED
Mounting Facility Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Principal Circuitry Type Per FunctionINDUCTANCE-CAPACITANCE BLANK LOCATION NOT OTHERWISE SPECIFIED
Features ProvidedMOISTURE RESISTANT AND SHOCK RESISTANT
Discrimination at Specified Frequencies Per Function in Decibels3.0 MINIMUM BLANK AND 60.0 MAXIMUM BLANK LOCATION NOT OTHERWISE SPECIFIED
Body Surface TreatmentTIN
Operating Temp Range-55.0 TO 85.0 CELSIUS DEGC
Functional Terminal Type and Quantity1 SOLDER STUD OUTPUT SECOND FUNCTION
Frequency Band Width Per Function3.0295 MEGAHERTZ BLANK AND 2.0305 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
Source Impedance Rating Per Function1.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Distance Between Centerlines of Mounting Facilities Parallel to Body Width0.875 INCHES NOMINAL IN
Input Terminal Identification131-0138-0001
Insertion Loss at Reference Frequency Per Function in Decibels3.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
Load Impedance Per Function1.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Vibration Resistance Range in Hertz+5.0 TO 25.0
Distance Between Centerlines of Mounting Facilities Parallel to Body Length2.188 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5935-00-295-6485 INTERCHANGEABLE
Connector,receptacle,electrical
5999-01-120-09586418-1 INTERCHANGEABLE
Heat Sink,electrical-Electronic
Cts Electronic Components (california) Inc Dba Ierc Div Cts Electronic Components
6220-01-262-690264181 INTERCHANGEABLE
Headlight
Grote Industries Inc Dba Grote Manufacturing Co Div Military Products
5340-01-384-20165340013842016 INTERCHANGEABLE
Lock,office Machine
National Industries for the Blind
5330-01-412-40506418-1 INTERCHANGEABLE
Seal,plain Encased
Ingersoll-Rand Co Material Handling Div
Cross-Reference Index
Part NumberManufacturer
2921066-81 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
2921066-081 Naval Sea Systems Command (USA)
F12674-81 Cts Reeves Frequency Products (USA)
562385-81 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
641-81 Frequency Selective Networks, Inc. Dba Frequency Selective Networks Inc (USA)
Related Parts
5935-00-295-6485INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5999-01-120-0958INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC
6418-1
6220-01-262-6902INTERCHANGEABLE
HEADLIGHT
64181
5340-01-384-2016INTERCHANGEABLE
LOCK,OFFICE MACHINE
5340013842016
5330-01-412-4050INTERCHANGEABLE
SEAL,PLAIN ENCASED
6418-1

Frequently Asked Questions

What is NSN 5915-00-478-3277?

NSN 5915-00-478-3277 is a Filter,band Pass, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5915 (No Item Name Available). Status: active.

What are the part numbers for NSN 5915-00-478-3277?

NSN 5915-00-478-3277 has 5 cross-referenced part numbers: 2921066-81 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 2921066-081 (Naval Sea Systems Command), F12674-81 (Cts Reeves Frequency Products), 562385-81 (Lockheed Martin Corporation Div Rms - Mitchel Field), 641-81 (Frequency Selective Networks, Inc. Dba Frequency Selective Networks Inc).

What NSN replaces 5915-00-478-3277?

There are 5 known substitutes for 5915-00-478-3277: 5935-00-295-6485, 5999-01-120-0958, 6220-01-262-6902 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2921066-81?

Key specifications for 2921066-81: Specified Frequencies of Discrimination Per Function: 2.029 MEGAHERTZ BLANK AND 2.0295 MEGAHERTZ BLANK AND 2.0305 MEGAHERTZ BLANK AND 2.031 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED; Special Features: DOPPLER FILTER; Inclosure Type: HERMETICALLY SEALED; Body Material: METAL. 30 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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