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PartsTable / MRO / 21SN27-1
21SN27-1 ✓ 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

The MONITOR,ERROR VOLTAGE is a the manufacturer industrial component. Key specifications include material: PAPER FILTERING MEDIUM, design_type: LIMITED, control_type: LOCAL, body_diameter: 8.412 INCHES NOMINAL IN, rating_method: ELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE PRIMARY, turn_quantity: 72 SINGLE COMPONENT SINGLE PRIMARY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-732-2509, 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→ 21SN27-1
NSN: 5930-00-732-2509
FSC: 5930
CAGE: 02750 — EATON AEROSPACE LLC DBA EATON INOAC DIV FLUID & ELECTRICAL DISTRIBUTION (USA)
SPECIFICATIONS
materialPAPER FILTERING MEDIUM
design_typeLIMITED
control_typeLOCAL
body_diameter8.412 INCHES NOMINAL IN
rating_methodELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE PRIMARY
turn_quantity72 SINGLE COMPONENT SINGLE PRIMARY
inclosure_typeOPEN
overall_length0.933 INCHES MAXIMUM IN
mounting_methodTERMINAL AND UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating120.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
special_featuresONE END CLOSED
style_designatorCYLINDRICAL W/ CONTAINER (RIGID)
NSN5930-00-732-2509
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MONITOR,ERROR VOLTAGE TITLE COMPONENT PN 21SN27-1 MFR MONITOR,ERROR VOLTAGE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
9604-9.6-X-NInterchangeable
interchangeable cross-reference
interchangeable
2806971Interchangeable
interchangeable cross-reference
interchangeable
PEI6429Interchangeable
interchangeable cross-reference
interchangeable
692525Interchangeable
interchangeable cross-reference
interchangeable
2066Interchangeable
interchangeable cross-reference
interchangeable
PMA-10-1066,KInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21SN27-1?
21SN27-1 is a MONITOR,ERROR VOLTAGE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 21SN27-1?
There are 11 known substitutes for 21SN27-1: 9604-9.6-X-N, 2806971, PEI6429 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21SN27-1?
21SN27-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-732-2509. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026