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1777874 — RELAY,ELECTROMAGNETIC

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1777874: RELAY,ELECTROMAGNETIC.

The RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include body_style: RECTANGULAR, TERMINALS ON ONE SURFACE, overall_width: 1.750 INCHES NOMINAL IN, bushing_length: 0.250 INCHES NOMINAL IN, overall_height: 1.750 INCHES NOMINAL IN, overall_length: 3.375 INCHES NOMINAL IN, application_design: AUDIO. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-369-9299, 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
1777874
NSN: 5985-00-369-9299
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 07187 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL (USA)
SPECIFICATIONS
body_styleRECTANGULAR, TERMINALS ON ONE SURFACE
overall_width1.750 INCHES NOMINAL IN
bushing_length0.250 INCHES NOMINAL IN
overall_height1.750 INCHES NOMINAL IN
overall_length3.375 INCHES NOMINAL IN
application_designAUDIO
fsc_application_dataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
terminal_type_and_quantity4 PIN
attenuation_variation_methodCONTINUOUS
adjustment_device_type_and_quantity1 SHAFT
NSN5985-00-369-9299
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY,ELECTROMAGNETIC TITLE COMPONENT PN 1777874 MFR RELAY,ELECTROMAGNETIC
KEY FEATURES
•
BUSHING LENGTH: 0.250 INCHES NOMINAL IN
•
FSC APPLICATION DATA: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
•
BODY STYLE: RECTANGULAR, TERMINALS ON ONE SURFACE
•
ADJUSTMENT DEVICE TYPE AND QUANTITY: 1 SHAFT
•
ATTENUATION VARIATION METHOD: CONTINUOUS
TECHNICAL CHARACTERISTICS
BUSHING LENGTH0.250 INCHES NOMINAL IN
OVERALL HEIGHT1.750 INCHES NOMINAL IN
FSC APPLICATION DATAANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
BODY STYLERECTANGULAR, TERMINALS ON ONE SURFACE
ADJUSTMENT DEVICE TYPE AND QUANTITY1 SHAFT
OVERALL LENGTH3.375 INCHES NOMINAL IN
ATTENUATION VARIATION METHODCONTINUOUS
OVERALL WIDTH1.750 INCHES NOMINAL IN
APPLICATION DESIGNAUDIO
TERMINAL TYPE AND QUANTITY4 PIN
SUBSTITUTES & CROSS-REFERENCES 2
600-1821-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
7181-2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 1777874?
1777874 is a RELAY,ELECTROMAGNETIC.
What parts can replace 1777874?
There are 2 known substitutes for 1777874: 600-1821-1, 7181-2. Substitute compatibility should be verified for your specific system.
What is the NSN for 1777874?
1777874 is cataloged in the U.S. Government catalog under NSN 5985-00-369-9299. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.