4953-3L — ATTENUATOR,VARIABLE

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

4953-3L: ATTENUATOR,VARIABLE.

The ATTENUATOR,VARIABLE is a the manufacturer industrial component. Key specifications include body_style: COAXIAL TYPE, power_rating: 5.0 WATTS AVERAGE, overall_width: 0.560 INCHES NOMINAL IN, overall_height: 2.870 INCHES NOMINAL IN, overall_length: 2.260 INCHES NOMINAL IN, frequency_range: 2.700 GIGAHERTZ MINIMUM AND 2.900 GIGAHERTZ MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5985-01-399-0614, 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

4953-3L

NSN: 5985-01-399-0614
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 09992 — ANTENNA & RADOME RESEARCH ASSOCIATES CORP DBA ARRA INC DIV ARRA INC (USA)

SPECIFICATIONS

body_style	COAXIAL TYPE
power_rating	5.0 WATTS AVERAGE
overall_width	0.560 INCHES NOMINAL IN
overall_height	2.870 INCHES NOMINAL IN
overall_length	2.260 INCHES NOMINAL IN
frequency_range	2.700 GIGAHERTZ MINIMUM AND 2.900 GIGAHERTZ MAXIMUM
application_design	TRANSMISSION LINE
impedance_rating_in_ohms	50.0 INPUT-OUTPUT
mounting_thread_quantity	40 PER INCH
mounting_facility_pattern	FOUR POSITION RECTANGULAR
terminal_type_and_quantity	2 CONNECTOR, COAXIAL, FEMALE
voltage_standing_wave_ratio	1.40
NSN	5985-01-399-0614

COMPONENT DIAGRAM

KEY FEATURES

•

INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS: 0.3

•

IMPEDANCE RATING IN OHMS: 50.0 INPUT-OUTPUT

•

MOUNTING FACILITY TYPE AND QUANTITY: 4 THREADED HOLE(S)

•

FREQUENCY RANGE: 2.700 GIGAHERTZ MINIMUM AND 2.900 GIGAHERTZ MAXIMUM

•

BODY STYLE: COAXIAL TYPE

•

MOUNTING FACILITY PATTERN: FOUR POSITION RECTANGULAR

•

ADJUSTMENT DEVICE TYPE AND QUANTITY: 1 SLOTTED SCREW

TECHNICAL CHARACTERISTICS

INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS	0.3
IMPEDANCE RATING IN OHMS	50.0 INPUT-OUTPUT
MOUNTING FACILITY TYPE AND QUANTITY	4 THREADED HOLE(S)
OVERALL HEIGHT	2.870 INCHES NOMINAL IN
FREQUENCY RANGE	2.700 GIGAHERTZ MINIMUM AND 2.900 GIGAHERTZ MAXIMUM
BODY STYLE	COAXIAL TYPE
MOUNTING FACILITY PATTERN	FOUR POSITION RECTANGULAR
ADJUSTMENT DEVICE TYPE AND QUANTITY	1 SLOTTED SCREW
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	1.840 INCHES NOMINAL IN
OVERALL ATTENUATION RANGE IN DECIBELS	+0.0 TO 3.0

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 1

1211522-201Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is 4953-3L?

4953-3L is a ATTENUATOR,VARIABLE.

What parts can replace 4953-3L?

There is 1 known substitute for 4953-3L: 1211522-201. Substitute compatibility should be verified for your specific system.

What is the NSN for 4953-3L?

4953-3L is cataloged in the U.S. Government catalog under NSN 5985-01-399-0614. This indicates validated use in U.S. government and defense supply chains.

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