A-3178A — FILTER,RADIO FREQUENCY INTERFERE

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

A-3178A: FILTER,RADIO FREQUENCY INTERFERE.

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include body_width: 3.500 INCHES NOMINAL IN, body_height: 1.620 INCHES NOMINAL IN, body_length: 4.500 INCHES NOMINAL IN, body_material: METAL, inclosure_type: ENCASED, overall_height: 2.935 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5915-01-158-4737, 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→ A-3178A

NSN: 5915-01-158-4737
NIINs: 011584737, 012333159
FSC: 5915 — Filters and Networks
CAGE: 09062 — CRANE ELECTRONICS, INC. (USA)

SPECIFICATIONS

body_width	3.500 INCHES NOMINAL IN
body_height	1.620 INCHES NOMINAL IN
body_length	4.500 INCHES NOMINAL IN
body_material	METAL
inclosure_type	ENCASED
overall_height	2.935 INCHES NOMINAL IN
special_features	FOUR FILTERED FUNCTIONS
style_designator	RECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES
maximum_temp_rise	85.0 CELSIUS DEGC
nominal_thread_size	0.138 INCHES IN
operating_temp_range	-55.0 TO 125.0 CELSIUS DEGC
load_impedance_per_function	50.0 OHMS 3RD RADIO INTERFERENCE THIRD FUNCTION
NSN	5915-01-158-4737

COMPONENT DIAGRAM

KEY FEATURES

•

MAXIMUM DIELECTRIC WITHSTANDING DC VOLTAGE: 1000.0 VOLTS AT SEA LEVEL

•

MOUNTING FACILITY TYPE AND QUANTITY: 4 THREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED

•

INCLOSURE TYPE: ENCASED

•

DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH: 3.875 INCHES NOMINAL IN

•

OUTPUT TERMINAL IDENTIFICATION: MS3454W18-11P

•

POWER LINE FREQUENCY RATING PER FUNCTION IN HERTZ: 400.0 4TH RADIO INTERFERENCE FOURTH FUNCTION

TECHNICAL CHARACTERISTICS

MAXIMUM DIELECTRIC WITHSTANDING DC VOLTAGE	1000.0 VOLTS AT SEA LEVEL
MOUNTING FACILITY TYPE AND QUANTITY	4 THREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
OVERALL HEIGHT	2.940 INCHES NOMINAL IN
INCLOSURE TYPE	ENCASED
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	3.875 INCHES NOMINAL IN
OUTPUT TERMINAL IDENTIFICATION	MS3454W18-11P
POWER LINE FREQUENCY RATING PER FUNCTION IN HERTZ	400.0 4TH RADIO INTERFERENCE FOURTH FUNCTION
POWER LINE FREQUENCY RATING PER FUNCTION IN HERTZ	400.0 3RD RADIO INTERFERENCE THIRD FUNCTION
POWER LINE FREQUENCY RATING PER FUNCTION IN HERTZ	400.0 1ST RADIO INTERFERENCE FIRST FUNCTION
POWER LINE FREQUENCY RATING PER FUNCTION IN HERTZ	400.0 2ND RADIO INTERFERENCE SECOND FUNCTION

SUBSTITUTES & CROSS-REFERENCES 1

78A0075-1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is A-3178A?

A-3178A is a FILTER,RADIO FREQUENCY INTERFERE. It is classified as a MRO (MRO_GENERAL).

What parts can replace A-3178A?

There is 1 known substitute for A-3178A: 78A0075-1. Substitute compatibility should be verified for your specific system.

What is the NSN for A-3178A?

A-3178A is cataloged in the U.S. Government catalog under NSN 5915-01-158-4737. This indicates validated use in U.S. government and defense supply chains.

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