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Technical Data Sheet
PartsTable / COMPONENT / 721856-027
721856-027 ✓ Verified by PartsTable
— · COMPONENT
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

The 721856-027 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-885-0640, 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
721856-027
NSN: 6685-00-885-0640
FSC: 6685
CAGE: 82577 — RAYTHEON COMPANY DBA RAYTHEON (USA)
SPECIFICATIONS
Part Number721856-027
NSN6685-00-885-0640
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 721856-027 TITLE COMPONENT PN 721856-027 MFR 721856-027
KEY FEATURES
•
MAXIMUM VOLTAGE RATING IN VOLTS: 230.0 AC
•
MATERIAL: ALUMINUM CASE
•
FREQUENCY IN HERTZ: 60.0
•
INCLOSURE TYPE: ENCASED
•
SENSING ELEMENT TYPE: HAIR INTERNAL
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MAXIMUM OVERALL WIDTH: 2.062 INCHES IN
•
INTELLIGENCE DATA HANDLING CAPABILITY: HUMIDITY RECEIVING AUTOMATIC
•
OPERATING RANGE: 10 TO 90 PERCENT RELATIVE HUMIDITY RANGE
TECHNICAL CHARACTERISTICS (FLIS)
MAXIMUM VOLTAGE RATING IN VOLTS230.0 AC
MATERIALALUMINUM CASE
FREQUENCY IN HERTZ60.0
INCLOSURE TYPEENCASED
SENSING ELEMENT TYPEHAIR INTERNAL
MAXIMUM OVERALL WIDTH2.062 INCHES IN
INTELLIGENCE DATA HANDLING CAPABILITYHUMIDITY RECEIVING AUTOMATIC
OPERATING RANGE10 TO 90 PERCENT RELATIVE HUMIDITY RANGE
MOUNTING METHODBULKHEAD
INDICATION METHODTRANSMITTING DISK SCALE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
GB34Interchangeable
interchangeable cross-reference
interchangeable
GB34XInterchangeable
interchangeable cross-reference
interchangeable
205627-6Interchangeable
interchangeable cross-reference
interchangeable
B52Interchangeable
interchangeable cross-reference
interchangeable
B107.16Interchangeable
interchangeable cross-reference
interchangeable
2073113Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 721856-027?
721856-027 is a 721856-027.
What parts can replace 721856-027?
There are 28 known substitutes for 721856-027: GB34, GB34X, 205627-6 and 25 more. Substitute compatibility should be verified for your specific system.
Is 721856-027 still available?
721856-027 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026