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Technical Data Sheet
PartsTable / COMPONENT / L-918-30
L-918-30 ✓ 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 COUPLER,DIRECTIONAL is a the manufacturer industrial component. Key specifications include unit_type: TRANSMISSION LINE, design_type: BIDIRECTIONAL, overall_depth: 0.630 INCHES NOMINAL IN, overall_width: 2.380 INCHES NOMINAL IN, overall_length: 6.000 INCHES NOMINAL IN, special_features: COUPLING, 30 DB; FREQUENCY SENSITIVITY, P/M 1.0 DB; POWER, 500 WATT; PEAK POWER, 10 KW DB. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-442-3201, 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
L-918-30
NSN: 5985-01-442-3201
FSC: 5985
CAGE: 60583 — STELLANT SYSTEMS INC (USA)
SPECIFICATIONS
unit_typeTRANSMISSION LINE
design_typeBIDIRECTIONAL
overall_depth0.630 INCHES NOMINAL IN
overall_width2.380 INCHES NOMINAL IN
overall_length6.000 INCHES NOMINAL IN
special_featuresCOUPLING, 30 DB; FREQUENCY SENSITIVITY, P/M 1.0 DB; POWER, 500 WATT; PEAK POWER, 10 KW DB
power_loss_in_decibels0.2
radio_frequency_rating0.95 GIGAHERTZ MINIMUM AND 2.00 GIGAHERTZ MAXIMUM
end_item_identificationAN/MST-T1A
NSN5985-01-442-3201
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLER,DIRECTIONAL TITLE COMPONENT PN L-918-30 MFR COUPLER,DIRECTIONAL
KEY FEATURES
•
POWER LOSS IN DECIBELS: 0.2
•
UNIT TYPE: TRANSMISSION LINE
•
RADIO FREQUENCY RATING: 0.95 GIGAHERTZ MINIMUM AND 2.00 GIGAHERTZ MAXIMUM
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESCOUPLING, 30 DB; FREQUENCY SENSITIVITY, P/M 1.0 DB; POWER, 500 WATT; PEAK POWER, 10 KW DB
POWER LOSS IN DECIBELS0.2
OVERALL LENGTH6.000 INCHES NOMINAL IN
END ITEM IDENTIFICATIONAN/MST-T1A
OVERALL WIDTH2.380 INCHES NOMINAL IN
OVERALL DEPTH0.630 INCHES NOMINAL IN
UNIT TYPETRANSMISSION LINE
RADIO FREQUENCY RATING0.95 GIGAHERTZ MINIMUM AND 2.00 GIGAHERTZ MAXIMUM
DESIGN TYPEBIDIRECTIONAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
300230Interchangeable
interchangeable cross-reference
interchangeable
O00230Interchangeable
interchangeable cross-reference
interchangeable
91328978Interchangeable
interchangeable cross-reference
interchangeable
10690806-4Interchangeable
interchangeable cross-reference
interchangeable
128C845H03Interchangeable
interchangeable cross-reference
interchangeable
M15370/3-012Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is L-918-30?
L-918-30 is a COUPLER,DIRECTIONAL.
What parts can replace L-918-30?
There are 10 known substitutes for L-918-30: 300230, O00230, 91328978 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for L-918-30?
L-918-30 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-442-3201. 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