1A3 — SWITCH,PUSH

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

1A3: SWITCH,PUSH.

The SWITCH,PUSH is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, tube_type: DIODE, body_style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE, power_rating: 2.0 WATTS AVERAGE AND 500.0 WATTS PEAK, overall_width: 2.750 INCHES NOMINAL IN, actuator_style: ROUND, FLUSH. This part is cataloged in the U.S.

Government catalog under NSN 5960-00-188-3527, 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

MRO→ MRO_GENERAL→ 1A3

NSN: 5960-00-188-3527
NIINs: 001883527, 003280631, 003780507
FSC: 5960 — Electron Tubes and Associated Hardware
CAGE: D1657 — THALES DEUTSCHLAND GMBH (DEU)

SPECIFICATIONS

material	COPPER ALLOY BODY
tube_type	DIODE
body_style	ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
power_rating	2.0 WATTS AVERAGE AND 500.0 WATTS PEAK
overall_width	2.750 INCHES NOMINAL IN
actuator_style	ROUND, FLUSH
inclosure_type	FULLY INCLOSED
overall_height	4.750 INCHES NOMINAL IN
overall_length	2.490 INCHES MAXIMUM IN
frequency_range	0.000 HERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM
mounting_method	CONNECTOR
overall_diameter	0.840 INCHES MAXIMUM IN
NSN	5960-00-188-3527

COMPONENT DIAGRAM

KEY FEATURES

•

TUBE TYPE: DIODE

•

NONDEFINITIVE SPEC/STD DATA: 1A3 TYPE

TECHNICAL CHARACTERISTICS

TUBE TYPE	DIODE
NONDEFINITIVE SPEC/STD DATA	1A3 TYPE

SUBSTITUTES & CROSS-REFERENCES 3

MILE1TYPE1A3Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

MIL-E-1/19Reference document

Same NSN cross-reference

Reference document — Identification reference

DMS 77030BReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1A3?

1A3 is a SWITCH,PUSH. It is classified as a MRO (MRO_GENERAL).

What parts can replace 1A3?

There are 3 known substitutes for 1A3: MILE1TYPE1A3, MIL-E-1/19, DMS 77030B. Substitute compatibility should be verified for your specific system.

What is the NSN for 1A3?

1A3 is cataloged in the U.S. Government catalog under NSN 5960-00-188-3527. This indicates validated use in U.S. government and defense supply chains.

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