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209759-PC 4 — RING,ELECTRICAL CONTACT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

209759-PC 4: RING,ELECTRICAL CONTACT.

The RING,ELECTRICAL CONTACT is a the manufacturer industrial component. Key specifications include shape: CYLINDRICAL, material: SILVER, inside_diameter: 0.016 INCHES NOMINAL IN, outside_diameter: 2.250 INCHES NOMINAL IN, precious_material: SILVER, fsc_application_data: COMPUTER MARK. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-644-9677, 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
209759-PC 4
NSN: 5977-00-644-9677
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
shapeCYLINDRICAL
materialSILVER
inside_diameter0.016 INCHES NOMINAL IN
outside_diameter2.250 INCHES NOMINAL IN
precious_materialSILVER
fsc_application_dataCOMPUTER MARK
precious_material_and_locationEXTERNAL SURFACES SILVER
NSN5977-00-644-9677
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,ELECTRICAL CONTACT TITLE COMPONENT PN 209759-PC 4 MFR RING,ELECTRICAL CONTAC
KEY FEATURES
•
FSC APPLICATION DATA: COMPUTER MARK
•
PRECIOUS MATERIAL: SILVER
•
SHAPE: CYLINDRICAL
•
OUTSIDE DIAMETER: 2.250 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.016 INCHES NOMINAL IN
•
PRECIOUS MATERIAL AND LOCATION: EXTERNAL SURFACES SILVER
•
MATERIAL: SILVER
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATACOMPUTER MARK
PRECIOUS MATERIALSILVER
SHAPECYLINDRICAL
OUTSIDE DIAMETER2.250 INCHES NOMINAL IN
INSIDE DIAMETER0.016 INCHES NOMINAL IN
PRECIOUS MATERIAL AND LOCATIONEXTERNAL SURFACES SILVER
MATERIALSILVER
OTHER ITEMS IN FSC 5977 — Electrical Contact Brushes and Electrodes
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5977-00-001-8018 5977-00-001-8867 5977-00-002-9654 5977-00-003-0257 5977-00-003-0258 5977-00-003-0264 5977-00-003-1196 5977-00-003-1197
SUBSTITUTES & CROSS-REFERENCES 1
209759PC4REVBReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 209759-PC 4?
209759-PC 4 is a RING,ELECTRICAL CONTACT.
What parts can replace 209759-PC 4?
There is 1 known substitute for 209759-PC 4: 209759PC4REVB. Substitute compatibility should be verified for your specific system.
What is the NSN for 209759-PC 4?
209759-PC 4 is cataloged in the U.S. Government catalog under NSN 5977-00-644-9677. 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.