PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RF1-303Filter,band Pass

F and C Sales Inc · NSN 5915-00-953-5122 · FSC 5915 · No Item Name Available
Verified by PartsTable
NSN 5915-00-953-5122 — this item is cataloged by the U.S. Government under National Stock Number 5915-00-953-5122. Primary manufacturer part number: RF1-303.
Features
  • Filter,band Pass — FSC 5915
  • Mounting Facility Screw Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Nominal Thread Size: 0.086 INCHES IN
  • Frequency Band Width Per Function: 20.550 MEGAHERTZ BLANK AND 20.575 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
  • Functional Terminal Type and Quantity: 1 TAB, SOLDER LUG OUTPUT SECOND FUNCTION
  • Style Designator: RECTANGULAR TERMINAL/TERMINALS ON TWO SURFACES
  • Mounting Facility Type and Quantity: 2 THREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
  • Inclosure Type: HERMETICALLY SEALED
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter,band Pass, cataloged under National Stock Number 5915-00-953-5122, 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 F and C Sales Inc. Government technical data includes 24 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5915-00-953-5122
Primary Part NumberRF1-303
Item NameFilter,band Pass
FSC / FSG5915 / 59 — No Item Name Available
ManufacturerF and C Sales Inc
StatusCANCELLED
Mounting Facility Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Nominal Thread Size0.086 INCHES IN
Frequency Band Width Per Function20.550 MEGAHERTZ BLANK AND 20.575 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
Functional Terminal Type and Quantity1 TAB, SOLDER LUG OUTPUT SECOND FUNCTION
Style DesignatorRECTANGULAR TERMINAL/TERMINALS ON TWO SURFACES
Mounting Facility Type and Quantity2 THREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
Inclosure TypeHERMETICALLY SEALED
Distance Between Centerlines of Mounting Facilities Parallel to Body Length1.375 INCHES NOMINAL IN
Reference Frequency Per Function20.550 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
Output Impedance Per Function W/source Across Input2.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Principal Circuitry Type Per FunctionINDUCTANCE-CAPACITANCE-RESISTANCE BLANK LOCATION NOT OTHERWISE SPECIFIED
Load Impedance Per Function2.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Insertion Loss at Reference Frequency Per Function in Decibels50.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
Maximum Dielectric Withstanding DC Voltage5.0 VOLTS AT SEA LEVEL
Operating Temp Range-55.0 TO 100.0 CELSIUS DEGC
Source Impedance Rating Per Function2.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Functional Terminal Type and Quantity1 TAB, SOLDER LUG INPUT FIRST FUNCTION
Input Impedance Per Function W/load2.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Body Height0.812 INCHES NOMINAL IN
Vibration Resistance Range in Hertz+10.0 TO 55.0
Body Length1.875 INCHES MAXIMUM IN
Specified Frequencies of Discrimination Per Function20.450 MEGAHERTZ BLANK AND 20.650 MEGAHERTZ BLANK AND 20.525 MEGAHERTZ BLANK AND 20.575 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
Discrimination at Specified Frequencies Per Function in Decibels60.0 NOMINAL BLANK AND 6.0 NOMINAL BLANK FIRST FUNCTION
Body Width0.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
6250-00-020-9790285 INTERCHANGEABLE
Holder,lampholder
Honeywell International Inc. Dba Honeyweel Sensing & Controls
5955-00-701-1185 INTERCHANGEABLE
Retainer,crystal Holder
4220-00-913-64283427-30 INTERCHANGEABLE
Boots,divers'
Aqualung Usa, Inc
4220-00-913-6429 INTERCHANGEABLE
Boots,divers'
4220-00-913-6430 INTERCHANGEABLE
Boots,divers'
4220-00-913-6432NT763-2 1/4" SXL INTERCHANGEABLE
Boots,divers'
Harveys Skin Diving Suits Inc
5915-01-009-63982B5 INTERCHANGEABLE
Filter,radio Frequency Interfere
Te Connectivity Corporation Div Corcom
Cross-Reference Index
Part NumberManufacturer
RF1-303 F and C Sales Inc (USA)
293-0044-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
2B5 Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA)
Related Parts
6250-00-020-9790INTERCHANGEABLE
HOLDER,LAMPHOLDER
285
5955-00-701-1185INTERCHANGEABLE
RETAINER,CRYSTAL HOLDER
4220-00-913-6428INTERCHANGEABLE
BOOTS,DIVERS'
3427-30
4220-00-913-6429INTERCHANGEABLE
BOOTS,DIVERS'
4220-00-913-6430INTERCHANGEABLE
BOOTS,DIVERS'
4220-00-913-6432INTERCHANGEABLE
BOOTS,DIVERS'
NT763-2 1/4" SXL
5915-01-009-6398INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
2B5

Frequently Asked Questions

What is NSN 5915-00-953-5122?

NSN 5915-00-953-5122 is a Filter,band Pass, manufactured by F and C Sales Inc, classified under FSC 5915 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5915-00-953-5122?

NSN 5915-00-953-5122 has 3 cross-referenced part numbers: RF1-303 (F and C Sales Inc), 293-0044-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 2B5 (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled).

What NSN replaces 5915-00-953-5122?

There are 7 known substitutes for 5915-00-953-5122: 6250-00-020-9790, 5955-00-701-1185, 4220-00-913-6428 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RF1-303?

Key specifications for RF1-303: Overall Height: 0.812 INCHES NOMINAL IN; Mounting Facility Screw Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Nominal Thread Size: 0.086 INCHES IN; Frequency Band Width Per Function: 20.550 MEGAHERTZ BLANK AND 20.575 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED. 26 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5915-00-953-5122 still in active supply?

NSN 5915-00-953-5122 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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