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77443 — CAPACITOR,FIXED,ELECTROLYTIC

✓ Government record, cited
Hama · GATE VALVE
PRODUCT OVERVIEW

77443: CAPACITOR,FIXED,ELECTROLYTIC.

The CAPACITOR,FIXED,ELECTROLYTIC is a Hama cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include end_item_identification: CHINOOK, part_name_assigned_by_controlling_agency: SPACER, SLEEVE. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-931-1123, 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
77443
NSN: 4820-00-931-1123
NIINs: 009311123, 016944699
FSC: 4820 — Valves, Nonpowered
CAGE: 30076 — HYSTER-YALE GROUP, INC. (USA)
SPECIFICATIONS
end_item_identificationCHINOOK
part_name_assigned_by_controlling_agencySPACER, SLEEVE
NSN4820-00-931-1123
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 77443 · Hama ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
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
SUBSTITUTES & CROSS-REFERENCES 2
058156Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
43375Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 77443?
77443 is a CAPACITOR,FIXED,ELECTROLYTIC manufactured by Hama.
What parts can replace 77443?
There are 2 known substitutes for 77443: 058156, 43375. Substitute compatibility should be verified for your specific system.
What is the NSN for 77443?
77443 is cataloged in the U.S. Government catalog under NSN 4820-00-931-1123. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.