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XS311 ✓ 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 RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, mouth_width: 2.125 INCHES NOMINAL IN, mouth_height: 4.125 INCHES NOMINAL IN, mouth_length: 0.5625 INCHES NOMINAL IN, throat_width: 0.625 INCHES NOMINAL IN, overall_width: 2.125 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-284-4222, 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
XS311
NSN: 5985-00-284-4222
FSC: 5985
CAGE: 49675 — RCA CORP GOVERNMENT AND COMMERCIAL SYSTEMS COMMERCIAL COMMICATIONS SYSTEMS DIV (USA)
SPECIFICATIONS
materialCOPPER ALLOY
mouth_width2.125 INCHES NOMINAL IN
mouth_height4.125 INCHES NOMINAL IN
mouth_length0.5625 INCHES NOMINAL IN
throat_width0.625 INCHES NOMINAL IN
overall_width2.125 INCHES NOMINAL IN
throat_height1.250 INCHES NOMINAL IN
throat_length2.000 INCHES NOMINAL IN
overall_height4.125 INCHES NOMINAL IN
overall_length6.500 INCHES NOMINAL IN
connection_methodFLANGE
surface_treatmentSILVER INSIDE
NSN5985-00-284-4222
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY,ELECTROMAGNETIC TITLE COMPONENT PN XS311 MFR RELAY,ELECTROMAGNETIC
KEY FEATURES
•
SURFACE TREATMENT: ENAMEL OUTSIDE
•
CONNECTION METHOD: FLANGE
•
ACCOMMODATED CONDUCTOR TYPE: WAVEGUIDE
•
THROAT LENGTH: 2.000 INCHES NOMINAL IN
•
FREQUENCY RANGE RATING: +9320.0 TO 9340.0 MEGAHERTZ
•
THROAT HEIGHT: 1.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTENAMEL OUTSIDE
SURFACE TREATMENTSILVER INSIDE
CONNECTION METHODFLANGE
ACCOMMODATED CONDUCTOR TYPEWAVEGUIDE
THROAT LENGTH2.000 INCHES NOMINAL IN
OVERALL HEIGHT4.125 INCHES NOMINAL IN
FREQUENCY RANGE RATING+9320.0 TO 9340.0 MEGAHERTZ
THROAT HEIGHT1.250 INCHES NOMINAL IN
MOUTH WIDTH2.125 INCHES NOMINAL IN
THROAT WIDTH0.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
7070826P007Interchangeable
interchangeable cross-reference
interchangeable
C77E10 ITEM 31Interchangeable
interchangeable cross-reference
interchangeable
HPS40-12Interchangeable
interchangeable cross-reference
interchangeable
MX555UInterchangeable
interchangeable cross-reference
interchangeable
MX555U37FEETInterchangeable
interchangeable cross-reference
interchangeable
27-2461Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is XS311?
XS311 is a RELAY,ELECTROMAGNETIC.
What parts can replace XS311?
There are 17 known substitutes for XS311: 7070826P007, C77E10 ITEM 31, HPS40-12 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for XS311?
XS311 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-284-4222. 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