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R476PC39 — RING,WEARING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

R476PC39: RING,WEARING.

The RING,WEARING is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, body_style: GROOVED, corner_shape: SQUARE ALL CORNERS, groove_depth: 0.062 INCHES NOMINAL IN, groove_width: 0.125 INCHES NOMINAL IN, overall_length: 0.625 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4320-00-640-1086, 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
R476PC39
NSN: 4320-00-640-1086
FSC: 4320 — Power and Hand Pumps
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
materialNICKEL ALLOY
body_styleGROOVED
corner_shapeSQUARE ALL CORNERS
groove_depth0.062 INCHES NOMINAL IN
groove_width0.125 INCHES NOMINAL IN
overall_length0.625 INCHES NOMINAL IN
surface_finish125.0 MICROINCHES ALL SURFACES
groove_quantity2
body_inside_diameter4.876 INCHES NOMINAL IN
body_outside_diameter5.377 INCHES NOMINAL IN
distance_from_end_to_groove_center0.188 INCHES NOMINAL IN
NSN4320-00-640-1086
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,WEARING TITLE COMPONENT PN R476PC39 MFR RING,WEARING
KEY FEATURES
•
SURFACE FINISH: 125.0 MICROINCHES ALL SURFACES
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY STYLE: GROOVED
•
BODY OUTSIDE DIAMETER: 5.377 INCHES NOMINAL IN
•
GROOVE DEPTH: 0.062 INCHES NOMINAL IN
•
DISTANCE FROM END TO GROOVE CENTER: 0.188 INCHES NOMINAL IN
•
GROOVE QUANTITY: 2
TECHNICAL CHARACTERISTICS
SURFACE FINISH125.0 MICROINCHES ALL SURFACES
CORNER SHAPESQUARE ALL CORNERS
BODY STYLEGROOVED
BODY OUTSIDE DIAMETER5.377 INCHES NOMINAL IN
OVERALL LENGTH0.625 INCHES NOMINAL IN
GROOVE DEPTH0.062 INCHES NOMINAL IN
DISTANCE FROM END TO GROOVE CENTER0.188 INCHES NOMINAL IN
GROOVE QUANTITY2
BODY INSIDE DIAMETER4.876 INCHES NOMINAL IN
MATERIALNICKEL ALLOY
SUBSTITUTES & CROSS-REFERENCES 1
B114AReference document
Same NSN cross-reference
Reference document — Secondary reference
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 R476PC39?
R476PC39 is a RING,WEARING.
What parts can replace R476PC39?
There is 1 known substitute for R476PC39: B114A. Substitute compatibility should be verified for your specific system.
What is the NSN for R476PC39?
R476PC39 is cataloged in the U.S. Government catalog under NSN 4320-00-640-1086. 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.