439A — Technical Data Sheet

✓ Verified by PartsTable

— · MRO · MRO_GENERAL

WHAT YOU NEED TO KNOW

Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel

Confirm exact part number — similar PNs may be different parts

PRODUCT OVERVIEW

CAPACITOR,FIXED,PAPER DIELECTRIC. Key specifications include FSC APPLICATION DATA: TELEPHONE AND TELEGRAPH EQUIPMENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5985-00-105-2943, 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→ 439A

NSN: 5985-00-105-2943
FSC: 5985
CAGE: 80138 — KAY ELEMETRICS CORPORATION (USA)

SPECIFICATIONS

FSC APPLICATION DATA	TELEPHONE AND TELEGRAPH EQUIPMENT
NSN	5985-00-105-2943

COMPONENT DIAGRAM

KEY FEATURES

•

BODY STYLE: COAXIAL TYPE

•

INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS: 0.1

•

IMPEDANCE RATING IN OHMS: 50.0 INPUT-OUTPUT

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

OVERALL LENGTH	6.000 INCHES NOMINAL IN
OVERALL WIDTH	1.312 INCHES NOMINAL IN
END ITEM IDENTIFICATION	INSTRUMENT LANDING SYSTEM,ILS,CONTRACT FATQUA-3880
BODY STYLE	COAXIAL TYPE
OVERALL HEIGHT	1.406 INCHES NOMINAL IN
INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS	0.1
IMPEDANCE RATING IN OHMS	50.0 INPUT-OUTPUT

VERIFIED SUBSTITUTES & CROSS-REFERENCES 6

439ACAPACIT0RInterchangeableGOVERNMENT REGISTRY