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S74181B — FILTER,BAND PASS

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

S74181B: FILTER,BAND PASS.

The FILTER,BAND PASS is a the manufacturer industrial component. Key specifications include body_width: 1.750 INCHES NOMINAL IN, body_height: 6.000 INCHES NOMINAL IN, body_length: 2.370 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED, overall_height: 6.370 INCHES NOMINAL IN, style_designator: RECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE. This part is cataloged in the U.S.

Government catalog under NSN 5915-00-981-5331, 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→ S74181B
NSN: 5915-00-981-5331
FSC: 5915 — Filters and Networks
CAGE: 09376 — OMNITEC DATA CORP SUB OF NYTRONICS INC (USA)
SPECIFICATIONS
body_width1.750 INCHES NOMINAL IN
body_height6.000 INCHES NOMINAL IN
body_length2.370 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
overall_height6.370 INCHES NOMINAL IN
style_designatorRECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE
nominal_thread_size0.190 INCHES IN
operating_temp_range+0.0 TO 50.0 CELSIUS DEGC
reference_frequency_per_function65.0 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
frequency_band_width_per_function35.00 KILOHERTZ BLANK AND 95.00 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
input_impedance_per_function_w/load600.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
mounting_facility_type_and_quantity4 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED
NSN5915-00-981-5331
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER,BAND PASS TITLE COMPONENT PN S74181B MFR FILTER,BAND PASS
KEY FEATURES
•
REFERENCE FREQUENCY PER FUNCTION: 65.0 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
•
MOUNTING FACILITY TYPE AND QUANTITY: 4 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED
•
INCLOSURE TYPE: HERMETICALLY SEALED
•
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH: 1.870 INCHES NOMINAL IN
•
FUNCTIONAL TERMINAL TYPE AND QUANTITY: 2 TAB, SOLDER LUG INPUT FIRST FUNCTION
•
BODY WIDTH: 1.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
REFERENCE FREQUENCY PER FUNCTION65.0 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
MOUNTING FACILITY TYPE AND QUANTITY4 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED
OVERALL HEIGHT6.370 INCHES NOMINAL IN
INCLOSURE TYPEHERMETICALLY SEALED
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH1.870 INCHES NOMINAL IN
FUNCTIONAL TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG INPUT FIRST FUNCTION
FUNCTIONAL TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG OUTPUT SECOND FUNCTION
BODY WIDTH1.750 INCHES NOMINAL IN
BODY HEIGHT6.000 INCHES NOMINAL IN
STYLE DESIGNATORRECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE
OTHER ITEMS IN FSC 5915 — Filters and Networks
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5915-00-000-0148 5915-00-001-1389 5915-00-001-1621 5915-00-001-2789 5915-00-001-2928 5915-00-001-2936 5915-00-001-3003 5915-00-001-3117
SUBSTITUTES & CROSS-REFERENCES 1
8517011-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S74181B?
S74181B is a FILTER,BAND PASS. It is classified as a MRO (MRO_GENERAL).
What parts can replace S74181B?
There is 1 known substitute for S74181B: 8517011-1. Substitute compatibility should be verified for your specific system.
What is the NSN for S74181B?
S74181B is cataloged in the U.S. Government catalog under NSN 5915-00-981-5331. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.