A25A945-309-101 — ATTENUATOR,VARIABLE

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

A25A945-309-101: ATTENUATOR,VARIABLE.

The ATTENUATOR,VARIABLE is a the manufacturer industrial component. Key specifications include body_style: WAVEGUIDE TYPE, overall_width: 4.125 INCHES NOMINAL IN, overall_height: 3.938 INCHES NOMINAL IN, overall_length: 6.500 INCHES NOMINAL IN, application_design: WAVEGUIDE, step_position_quantity: 100. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-948-4502, 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

A25A945-309-101

NSN: 5985-00-948-4502
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 99696 — LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN SYSTEMS & GLOBAL SOLUTIONS (USA)

SPECIFICATIONS

body_style	WAVEGUIDE TYPE
overall_width	4.125 INCHES NOMINAL IN
overall_height	3.938 INCHES NOMINAL IN
overall_length	6.500 INCHES NOMINAL IN
application_design	WAVEGUIDE
step_position_quantity	100
mounting_facility_pattern	FOUR POSITION RECTANGULAR
terminal_type_and_quantity	2 FLANGE
attenuation_variation_method	STEPPED
attenuation_per_step_in_decibels	1.0
unthreaded_mounting_hole_diameter	0.156 INCHES NOMINAL IN
adjustment_device_type_and_quantity	1 KNOB W/DIAL
NSN	5985-00-948-4502

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY TYPE AND QUANTITY: 2 TERMINAL WITH MOUNTING HOLES AND 4 UNTHREADED HOLE(S)

•

BODY STYLE: WAVEGUIDE TYPE

•

MOUNTING FACILITY PATTERN: FOUR POSITION RECTANGULAR

•

ADJUSTMENT DEVICE TYPE AND QUANTITY: 1 KNOB W/DIAL

•

OVERALL ATTENUATION RANGE IN DECIBELS: +0.0 TO 100.0

•

UNTHREADED MOUNTING HOLE DIAMETER: 0.156 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

MOUNTING FACILITY TYPE AND QUANTITY	2 TERMINAL WITH MOUNTING HOLES AND 4 UNTHREADED HOLE(S)
OVERALL HEIGHT	3.938 INCHES NOMINAL IN
BODY STYLE	WAVEGUIDE TYPE
MOUNTING FACILITY PATTERN	FOUR POSITION RECTANGULAR
ADJUSTMENT DEVICE TYPE AND QUANTITY	1 KNOB W/DIAL
OVERALL ATTENUATION RANGE IN DECIBELS	+0.0 TO 100.0
UNTHREADED MOUNTING HOLE DIAMETER	0.156 INCHES NOMINAL IN
OVERALL LENGTH	6.500 INCHES NOMINAL IN
ATTENUATION PER STEP IN DECIBELS	1.0
ATTENUATION VARIATION METHOD	STEPPED

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

D10169G2Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedDemilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is A25A945-309-101?

A25A945-309-101 is a ATTENUATOR,VARIABLE.

What parts can replace A25A945-309-101?

There is 1 known substitute for A25A945-309-101: D10169G2. Substitute compatibility should be verified for your specific system.

What is the NSN for A25A945-309-101?

A25A945-309-101 is cataloged in the U.S. Government catalog under NSN 5985-00-948-4502. This indicates validated use in U.S. government and defense supply chains.

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