A18A — MICROCIRCUIT,DIGITAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

A18A: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include body_height: 0.175 INCHES NOMINAL IN, features_provided: HERMETICALLY SEALED AND CASCADABLE AND BURN IN, precious_material: GOLD, inclosure_material: METAL, operating_temp_range: -54.0 TO 85.0 CELSIUS DEGC, body_outside_diameter: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5962-01-134-3044, 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

A18A

NSN: 5962-01-134-3044
FSC: 5962 — Microcircuits, Electronic
CAGE: 14482 — WATKINS-JOHNSON CO (USA)

SPECIFICATIONS

body_height	0.175 INCHES NOMINAL IN
features_provided	HERMETICALLY SEALED AND CASCADABLE AND BURN IN
precious_material	GOLD
inclosure_material	METAL
operating_temp_range	-54.0 TO 85.0 CELSIUS DEGC
body_outside_diameter	0.500 INCHES NOMINAL IN
input_circuit_pattern	1 INPUT
end_item_identification	5865-01-109-1702 80058
inclosure_configuration	CAN
terminal_surface_treatment	GOLD
design_function_and_quantity	1 AMPLIFIER, RADIO FREQUENCY
precious_material_and_location	TERMINAL SURFACES AND BODY SURFACE GOLD
NSN	5962-01-134-3044

COMPONENT DIAGRAM

KEY FEATURES

•

INPUT CIRCUIT PATTERN: 1 INPUT

•

INCLOSURE MATERIAL: METAL

•

TERMINAL SURFACE TREATMENT: GOLD

•

PRECIOUS MATERIAL: GOLD

•

BODY OUTSIDE DIAMETER: 0.500 INCHES NOMINAL IN

•

DESIGN FUNCTION AND QUANTITY: 1 AMPLIFIER, RADIO FREQUENCY

•

BODY HEIGHT: 0.175 INCHES NOMINAL IN

•

FEATURES PROVIDED: HERMETICALLY SEALED AND CASCADABLE AND BURN IN

TECHNICAL CHARACTERISTICS

INPUT CIRCUIT PATTERN	1 INPUT
INCLOSURE MATERIAL	METAL
TERMINAL SURFACE TREATMENT	GOLD
PRECIOUS MATERIAL	GOLD
BODY OUTSIDE DIAMETER	0.500 INCHES NOMINAL IN
DESIGN FUNCTION AND QUANTITY	1 AMPLIFIER, RADIO FREQUENCY
BODY HEIGHT	0.175 INCHES NOMINAL IN
FEATURES PROVIDED	HERMETICALLY SEALED AND CASCADABLE AND BURN IN
INCLOSURE CONFIGURATION	CAN
PRECIOUS MATERIAL AND LOCATION	TERMINAL SURFACES AND BODY SURFACE GOLD

SUBSTITUTES & CROSS-REFERENCES 5

SM-A-935217Reference document

Same NSN cross-reference

Reference document — Replaced / superseded reference

UTO-515RReference document

Same NSN cross-reference

Reference document — Secondary reference

UTO-515Reference document

Same NSN cross-reference

Reference document — Replaced / superseded reference

725001-29Reference document

Same NSN cross-reference

Reference document — Replaced / superseded reference

5054882-2Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)

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FREQUENTLY ASKED QUESTIONS

What is A18A?

A18A is a MICROCIRCUIT,DIGITAL.

What parts can replace A18A?

There are 5 known substitutes for A18A: SM-A-935217, UTO-515R, UTO-515 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for A18A?

A18A is cataloged in the U.S. Government catalog under NSN 5962-01-134-3044. This indicates validated use in U.S. government and defense supply chains.

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A18A — MICROCIRCUIT,DIGITAL

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