3R556 — BRUSH,BATTERY TERMINAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

3R556: BRUSH,BATTERY TERMINAL.

The BRUSH,BATTERY TERMINAL 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 general_characteristics_item_description: PLASTIC CASE; EXTERNAL BRUSH FOR CABLE CLAMPS, INTERNAL BRUSH FOR TERMINAL POSTS; 3-3/8 IN. LG IN.

This part is cataloged in the U.S. Government catalog under NSN 5120-01-400-1200, 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

3R556

NSN: 5120-01-400-1200
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
CAGE: 25795 — W.W. GRAINGER, INC. DIV GOVERNMENT SALES DIVISION (USA)

SPECIFICATIONS

general_characteristics_item_description	PLASTIC CASE; EXTERNAL BRUSH FOR CABLE CLAMPS, INTERNAL BRUSH FOR TERMINAL POSTS; 3-3/8 IN. LG IN
NSN	5120-01-400-1200

COMPONENT DIAGRAM

KEY FEATURES

•

GENERAL CHARACTERISTICS ITEM DESCRIPTION: PLASTIC CASE; EXTERNAL BRUSH FOR CABLE CLAMPS, INTERNAL BRUSH FOR TERMINAL POSTS; 3-3/8 IN. LG IN

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

GENERAL CHARACTERISTICS ITEM DESCRIPTION

PLASTIC CASE; EXTERNAL BRUSH FOR CABLE CLAMPS, INTERNAL BRUSH FOR TERMINAL POSTS; 3-3/8 IN. LG IN

SUBSTITUTES & CROSS-REFERENCES 1

2320Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 3R556?

3R556 is a BRUSH,BATTERY TERMINAL.

What parts can replace 3R556?

There is 1 known substitute for 3R556: 2320. Substitute compatibility should be verified for your specific system.

What is the NSN for 3R556?

3R556 is cataloged in the U.S. Government catalog under NSN 5120-01-400-1200. This indicates validated use in U.S. government and defense supply chains.

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3R556 — BRUSH,BATTERY TERMINAL

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