0B3 — RETAINER,CAPACITOR

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

0B3: RETAINER,CAPACITOR.

The RETAINER,CAPACITOR is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include material: STEEL CORROSION RESISTING, tube_type: VOLTAGE REGULATOR, inside_length: 3.547 INCHES NOMINAL IN, overall_width: 0.750 INCHES NOMINAL IN, overall_height: 1.766 INCHES NOMINAL IN, overall_length: 5.063 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5960-00-188-3567, 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→ 0B3

NSN: 5960-00-188-3567
NIINs: 001883567, 011502775
FSC: 5960 — Electron Tubes and Associated Hardware
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

SPECIFICATIONS

material	STEEL CORROSION RESISTING
tube_type	VOLTAGE REGULATOR
inside_length	3.547 INCHES NOMINAL IN
overall_width	0.750 INCHES NOMINAL IN
overall_height	1.766 INCHES NOMINAL IN
overall_length	5.063 INCHES NOMINAL IN
style_designator	FLAT STRAP FOOTED HOLE MOUNTING
unthreaded_mounting_hole_diameter	UNABLE TO DECODE
mounting_facility_type_and_quantity	UNABLE TO DECODE
accommodated_item_securing_device_type	BRACKET
distance_from_mounting_surface_to_retaining_surface	1.736 INCHES NOMINAL IN
NSN	5960-00-188-3567

COMPONENT DIAGRAM

KEY FEATURES

•

TUBE TYPE: VOLTAGE REGULATOR

TYPICAL APPLICATIONS

RAID cache protection during power loss events
Write-back cache enablement for storage controllers
Enterprise server data integrity assurance
Hot-swap battery/capacitor replacement in production

TECHNICAL CHARACTERISTICS

TUBE TYPE

VOLTAGE REGULATOR

SUBSTITUTES & CROSS-REFERENCES 3

OB3Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

MILE1Reference document

Same NSN cross-reference

Reference document — Secondary reference

MIL-PRF-1/195Reference document

Same NSN cross-reference

Reference document — Identification reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

HAZMAT per U.S. Government catalogAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 0B3?

0B3 is a RETAINER,CAPACITOR. It is classified as a MRO (MRO_GENERAL).

What parts can replace 0B3?

There are 3 known substitutes for 0B3: OB3, MILE1, MIL-PRF-1/195. Substitute compatibility should be verified for your specific system.

What is the NSN for 0B3?

0B3 is cataloged in the U.S. Government catalog under NSN 5960-00-188-3567. This indicates validated use in U.S. government and defense supply chains.

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