MA-343 — BEARING,ROLLER,TAPERED

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

MA-343: BEARING,ROLLER,TAPERED.

The BEARING,ROLLER,TAPERED is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include overall_width: 1.156 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED, overall_height: 1.125 INCHES NOMINAL IN, overall_length: 2.656 INCHES NOMINAL IN, basic_shape_style: RECTANGULAR OR SQUARE, installation_design: MECHANICAL. This part is cataloged in the U.S.

Government catalog under NSN 5996-00-981-0729, 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

MA-343

NSN: 5996-00-981-0729
NIINs: 009810729, 012339323
FSC: 5996 — Amplifiers
CAGE: 10581 — STANDEX ELECTRONICS, INC. (USA)

SPECIFICATIONS

overall_width	1.156 INCHES NOMINAL IN
inclosure_type	HERMETICALLY SEALED
overall_height	1.125 INCHES NOMINAL IN
overall_length	2.656 INCHES NOMINAL IN
basic_shape_style	RECTANGULAR OR SQUARE
installation_design	MECHANICAL
operating_temp_range	-55.0 TO 105.0 CELSIUS DEGC
frequency_per_channel	400.0 HERTZ NOMINAL OPERATING CHANNEL
functional_description	FUNCTIONS AS A RELAY
end_item_identification	CH-462/ARC-50(V)
average_life_measurement	NOT RATED
operating_control_method	AUTOMATIC
NSN	5996-00-981-0729

COMPONENT DIAGRAM

KEY FEATURES

•

CIRCUIT CONSTRUCTION TYPE: SOLID STATE

•

INCLOSURE TYPE: HERMETICALLY SEALED

•

AVERAGE POWER RATING PER CHANNEL: 4.0 WATTS OUTPUT

•

FREQUENCY PER CHANNEL: 400.0 HERTZ NOMINAL OPERATING CHANNEL

•

OPERATING CONTROL METHOD: AUTOMATIC

TYPICAL APPLICATIONS

Long-term data archival and compliance retention
Offsite backup and disaster recovery
Air-gapped ransomware protection
Cold storage tier for infrequently accessed data

TECHNICAL CHARACTERISTICS

CIRCUIT CONSTRUCTION TYPE	SOLID STATE
OVERALL HEIGHT	1.125 INCHES NOMINAL IN
INCLOSURE TYPE	HERMETICALLY SEALED
AVERAGE POWER RATING PER CHANNEL	4.0 WATTS OUTPUT
FREQUENCY PER CHANNEL	400.0 HERTZ NOMINAL OPERATING CHANNEL
OVERALL LENGTH	2.656 INCHES NOMINAL IN
OVERALL WIDTH	1.156 INCHES NOMINAL IN
OPERATING CONTROL METHOD	AUTOMATIC
BASIC SHAPE STYLE	RECTANGULAR OR SQUARE
MAXIMUM OPERATING ALTITUDE RATING	70000.0 FEET FT

SUBSTITUTES & CROSS-REFERENCES 2

MA-72Reference document

Same NSN cross-reference

Reference document — Secondary reference

328170-1Reference document

Same NSN cross-reference

Reference document — Vendor item drawing 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 MA-343?

MA-343 is a BEARING,ROLLER,TAPERED.

What parts can replace MA-343?

There are 2 known substitutes for MA-343: MA-72, 328170-1. Substitute compatibility should be verified for your specific system.

What is the NSN for MA-343?

MA-343 is cataloged in the U.S. Government catalog under NSN 5996-00-981-0729. This indicates validated use in U.S. government and defense supply chains.

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MA-343 — BEARING,ROLLER,TAPERED

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