STM2180A — SWITCH,RADIO FREQUENCY TRANSMISS

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

STM2180A: SWITCH,RADIO FREQUENCY TRANSMISS.

SWITCH,RADIO FREQUENCY TRANSMISS. Key specifications include material: ALUMINUM BODY, body_style: RECTANGULAR, switch_type: NONTRANSFER, overall_width: 2.800 INCHES MAXIMUM IN, overall_height: 2.340 INCHES MAXIMUM IN, overall_length: 0.640 INCHES MINIMUM AND 0.680 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-213-3786, 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

STM2180A

NSN: 5985-00-213-3786
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 07180 — SPECTRUM MICROWAVE, INC. (USA)

SPECIFICATIONS

material	ALUMINUM BODY
body_style	RECTANGULAR
switch_type	NONTRANSFER
overall_width	2.800 INCHES MAXIMUM IN
overall_height	2.340 INCHES MAXIMUM IN
overall_length	0.640 INCHES MINIMUM AND 0.680 INCHES MAXIMUM IN
throw_quantity	3
frequency_rating	0.0 GIGAHERTZ MINIMUM AND 5.0 GIGAHERTZ MAXIMUM SINGLE FREQUENCY OPERATING
surface_treatment	PAINT BODY OUTSIDE SURFACES
connector_end_design	FEMALE
actuator_operating_method	MANUAL
switch_operation_sequence	BREAKS BEFORE MAKES
NSN	5985-00-213-3786

COMPONENT DIAGRAM

KEY FEATURES

•

BODY STYLE: RECTANGULAR

•

VOLTAGE STANDING WAVE RATIO: 1.30 SINGLE

•

CONNECTOR END DESIGN: FEMALE

•

COUPLING POSITION QUANTITY: 3

•

MINIMUM CROSSTALK RATING IN DECIBELS: 50.0 SINGLE

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	2.340 INCHES MAXIMUM IN
BODY STYLE	RECTANGULAR
VOLTAGE STANDING WAVE RATIO	1.30 SINGLE
CONNECTOR END DESIGN	FEMALE
OVERALL LENGTH	0.640 INCHES MINIMUM AND 0.680 INCHES MAXIMUM IN
OVERALL WIDTH	2.800 INCHES MAXIMUM IN
COUPLING POSITION QUANTITY	3
MINIMUM CROSSTALK RATING IN DECIBELS	50.0 SINGLE
SWITCH TYPE	NONTRANSFER
INSERTION LOSS IN DECIBELS	0.30 SINGLE

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

721865-1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

2-6351-4Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Demilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is STM2180A?

STM2180A is a SWITCH,RADIO FREQUENCY TRANSMISS.

What parts can replace STM2180A?

There are 2 known substitutes for STM2180A: 721865-1, 2-6351-4. Substitute compatibility should be verified for your specific system.

What is the NSN for STM2180A?

STM2180A is cataloged in the U.S. Government catalog under NSN 5985-00-213-3786. This indicates validated use in U.S. government and defense supply chains.

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