PartsTable
Technical Data Sheet
81539 ✓ Verified by PartsTable
schleich · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include width: 12.000 INCHES NOMINAL IN, length: 20.000 INCHES NOMINAL IN, material: ALUMINUM, duty_type: HEAVY, body_width: 4.750 INCHES NOMINAL IN, body_height: 3.500 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-179-2891, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO MRO_GENERAL 81539
NSN: 5915-00-179-2891
FSC: 5915
CAGE: 94833 — KECO INDUSTRIES, INC. (USA)
SPECIFICATIONS
width12.000 INCHES NOMINAL IN
length20.000 INCHES NOMINAL IN
materialALUMINUM
duty_typeHEAVY
body_width4.750 INCHES NOMINAL IN
body_height3.500 INCHES NOMINAL IN
body_length6.875 INCHES NOMINAL IN
specific_useCONTACT PRINTING
body_materialMETAL
emulsion_typeBLACK AND WHITE
inclosure_typeHERMETICALLY SEALED
overall_length8.375 INCHES NOMINAL IN
NSN5915-00-179-2891
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: schleich FILTER,RADIO FREQUENCY INTERFERE TITLE COMPONENT PN 81539 MFR schleich FILTER,RADIO FREQUENCY
KEY FEATURES
OPERATING VOLTAGE RATING AND TYPE PER FUNCTION: 208.0 VOLTS AC 1ST RADIO INTERFERENCE FIRST FUNCTION
LOAD IMPEDANCE PER FUNCTION: 50.0 OHMS 3RD RADIO INTERFERENCE THIRD FUNCTION
POWER LINE FREQUENCY RATING PER FUNCTION IN HERTZ: 60.0 2ND RADIO INTERFERENCE SECOND FUNCTION
BODY SURFACE TREATMENT: TIN
SOURCE IMPEDANCE RATING PER FUNCTION: 50.0 OHMS 1ST RADIO INTERFERENCE FIRST FUNCTION
INCLOSURE TYPE: HERMETICALLY SEALED
MOUNTING FACILITY TYPE AND QUANTITY: 6 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED
TECHNICAL CHARACTERISTICS (FLIS)
OPERATING VOLTAGE RATING AND TYPE PER FUNCTION208.0 VOLTS AC 1ST RADIO INTERFERENCE FIRST FUNCTION
LOAD IMPEDANCE PER FUNCTION50.0 OHMS 3RD RADIO INTERFERENCE THIRD FUNCTION
POWER LINE FREQUENCY RATING PER FUNCTION IN HERTZ60.0 2ND RADIO INTERFERENCE SECOND FUNCTION
BODY SURFACE TREATMENTTIN
SOURCE IMPEDANCE RATING PER FUNCTION50.0 OHMS 1ST RADIO INTERFERENCE FIRST FUNCTION
OPERATING VOLTAGE RATING AND TYPE PER FUNCTION208.0 VOLTS AC 3RD RADIO INTERFERENCE THIRD FUNCTION
INCLOSURE TYPEHERMETICALLY SEALED
MOUNTING FACILITY TYPE AND QUANTITY6 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED
OPERATING CURRENT RATING PER FUNCTION IN AMPS20.0 2ND RADIO INTERFERENCE SECOND FUNCTION
OVERALL LENGTH8.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
81539Interchangeable
interchangeable cross-reference
interchangeable
3960Interchangeable
interchangeable cross-reference
interchangeable
GG-P-455Interchangeable
interchangeable cross-reference
interchangeable
E6TZ18125AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 81539?
81539 is a FILTER,RADIO FREQUENCY INTERFERE manufactured by schleich. It is classified as a MRO (MRO_GENERAL).
What parts can replace 81539?
There are 4 known substitutes for 81539: 81539, 3960, GG-P-455 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 81539?
81539 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-179-2891. This indicates validated use in U.S. government and defense supply chains.
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