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212916PC3 — RING ASSEMBLY,ELECTRICAL CONTACT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

212916PC3: RING ASSEMBLY,ELECTRICAL CONTACT.

RING ASSEMBLY,ELECTRICAL CONTACT. Key specifications include width: 0.219 INCHES NOMINAL IN, diameter: 4.125 INCHES NOMINAL IN, overall_length: 1.563 INCHES NOMINAL IN, overall_diameter: 4.125 INCHES NOMINAL IN, precious_material: SILVER, surface_treatment: SILVER RING. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-666-0458, 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
212916PC3
NSN: 5977-00-666-0458
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
width0.219 INCHES NOMINAL IN
diameter4.125 INCHES NOMINAL IN
overall_length1.563 INCHES NOMINAL IN
overall_diameter4.125 INCHES NOMINAL IN
precious_materialSILVER
surface_treatmentSILVER RING
contact_ring_quantity4
mounting_configurationFOUR MTG HOLES,FOR NO. 4-40 SCREW,COUNTERSUNK,0.250 IN. DIA,0.188 IN. DEEP,SPACED 120 DEG APART ON 1.750 IN. RADIUS IN
precious_material_and_weight0.040 SILVER GRAINS, TROY
NSN5977-00-666-0458
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING ASSEMBLY,ELECTRICAL CONTACT TITLE COMPONENT PN 212916PC3 MFR RING ASSEMBLY,ELECTRIC
KEY FEATURES
•
OVERALL DIAMETER: 4.125 INCHES NOMINAL IN
•
PRECIOUS MATERIAL: SILVER
•
PRECIOUS MATERIAL AND WEIGHT: 0.040 SILVER GRAINS, TROY
•
DIAMETER: 4.125 INCHES NOMINAL IN
•
SURFACE TREATMENT: SILVER RING
•
MOUNTING CONFIGURATION: FOUR MTG HOLES,FOR NO. 4-40 SCREW,COUNTERSUNK,0.250 IN. DIA,0.188 IN. DEEP,SPACED 120 DEG APART ON 1.750 IN. RADIUS IN
•
WIDTH: 0.219 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER4.125 INCHES NOMINAL IN
PRECIOUS MATERIALSILVER
PRECIOUS MATERIAL AND WEIGHT0.040 SILVER GRAINS, TROY
DIAMETER4.125 INCHES NOMINAL IN
OVERALL LENGTH1.563 INCHES NOMINAL IN
SURFACE TREATMENTSILVER RING
MOUNTING CONFIGURATIONFOUR MTG HOLES,FOR NO. 4-40 SCREW,COUNTERSUNK,0.250 IN. DIA,0.188 IN. DEEP,SPACED 120 DEG APART ON 1.750 IN. RADIUS IN
WIDTH0.219 INCHES NOMINAL IN
CONTACT RING QUANTITY4
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 212916PC3?
212916PC3 is a RING ASSEMBLY,ELECTRICAL CONTACT.
What is the NSN for 212916PC3?
212916PC3 is cataloged in the U.S. Government catalog under NSN 5977-00-666-0458. 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.