M3933/25-78 — ATTENUATOR,FIXED

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

M3933/25-78: ATTENUATOR,FIXED.

The ATTENUATOR,FIXED is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, body_style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE, power_rating: 2.0 WATTS AVERAGE AND 500.0 KILOWATTS PEAK, overall_length: 0.870 INCHES MAXIMUM IN, frequency_range: 0.000 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM, mounting_method: CONNECTOR. This part is cataloged in the U.S.

Government catalog under NSN 5985-01-286-2870, 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

M3933/25-78

NSN: 5985-01-286-2870
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

SPECIFICATIONS

material	COPPER ALLOY BODY
body_style	ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
power_rating	2.0 WATTS AVERAGE AND 500.0 KILOWATTS PEAK
overall_length	0.870 INCHES MAXIMUM IN
frequency_range	0.000 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM
mounting_method	CONNECTOR
overall_diameter	0.317 INCHES MAXIMUM IN
application_design	TRANSMISSION LINE
operating_temp_range	-55.0 TO 125.0 CELSIUS DEGC
terminal_type_and_quantity	2 CONNECTOR
specification/standard_data	81349-MIL-A-3933/25 GOVERNMENT SPECIFICATION
voltage_standing_wave_ratio	1.10 AND 1.15 AND 1.20 AND 1.25 AND 1.35
NSN	5985-01-286-2870

COMPONENT DIAGRAM

KEY FEATURES

•

FREQUENCY RANGE: 0.000 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM

•

BODY STYLE: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE

•

OVERALL DIAMETER: 0.317 INCHES MAXIMUM IN

•

VOLTAGE STANDING WAVE RATIO: 1.10 AND 1.15 AND 1.20 AND 1.25 AND 1.35

•

INPUT IMPEDANCE RATING IN OHMS: 50.0

•

MOUNTING METHOD: CONNECTOR

•

RF SIGNAL ATTENUATION IN DECIBELS: 10.0

•

ATTENUATION ACCURACY IN DECIBELS: -0.20 TO 0.20

TECHNICAL CHARACTERISTICS

FREQUENCY RANGE	0.000 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM
BODY STYLE	ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
OVERALL DIAMETER	0.317 INCHES MAXIMUM IN
VOLTAGE STANDING WAVE RATIO	1.10 AND 1.15 AND 1.20 AND 1.25 AND 1.35
INPUT IMPEDANCE RATING IN OHMS	50.0
MOUNTING METHOD	CONNECTOR
RF SIGNAL ATTENUATION IN DECIBELS	10.0
ATTENUATION ACCURACY IN DECIBELS	-0.20 TO 0.20
OVERALL LENGTH	0.870 INCHES MAXIMUM IN
SPECIFICATION/STANDARD DATA	81349-MIL-A-3933/25 GOVERNMENT SPECIFICATION

OTHER ITEMS IN FSC 5985 — Antennas, Waveguides, and Related Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5985-00-001-1854 5985-00-001-1862 5985-00-001-1869 5985-00-001-1870 5985-00-001-1871 5985-00-001-1874 5985-00-001-1875 5985-00-001-1876

SUBSTITUTES & CROSS-REFERENCES 2

43319-124-00-4Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

MIL-A-3933/25Reference document

Same NSN cross-reference

Reference document — Identification reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is M3933/25-78?

M3933/25-78 is a ATTENUATOR,FIXED.

What parts can replace M3933/25-78?

There are 2 known substitutes for M3933/25-78: 43319-124-00-4, MIL-A-3933/25. Substitute compatibility should be verified for your specific system.

What is the NSN for M3933/25-78?

M3933/25-78 is cataloged in the U.S. Government catalog under NSN 5985-01-286-2870. This indicates validated use in U.S. government and defense supply chains.

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