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63286 — RING,RETAINING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

63286: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, end_style: 90 DEGREE PARALLEL, ring_style: STRAIGHT GAP, usage_design: EXTERNAL, inside_diameter: 0.201 INCHES NOMINAL IN, major_thickness: 0.028 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-395-1345, 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
63286
NSN: 5330-00-395-1345
NIINs: 003951345, 004809798
FSC: 5330 — Packing and Gasket Materials
CAGE: 51228 — ECOLAIRE INC BALDWIN-HAMILTON CO DIV (USA)
SPECIFICATIONS
materialCOPPER ALLOY
end_style90 DEGREE PARALLEL
ring_styleSTRAIGHT GAP
usage_designEXTERNAL
inside_diameter0.201 INCHES NOMINAL IN
major_thickness0.028 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
outside_diameter0.282 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleROUNDED CORNERS
material_document_and_classificationQQ-C-530 COND H FED SPEC SINGLE MATERIAL RESPONSE
NSN5330-00-395-1345
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 63286 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
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SUPPLEMENTARY FEATURES: CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
TECHNICAL CHARACTERISTICS
SUPPLEMENTARY FEATURESCROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
SPECIAL FEATURESSTYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200
SUBSTITUTES & CROSS-REFERENCES 1
HR21100Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 63286?
63286 is a RING,RETAINING.
What parts can replace 63286?
There is 1 known substitute for 63286: HR21100. Substitute compatibility should be verified for your specific system.
What is the NSN for 63286?
63286 is cataloged in the U.S. Government catalog under NSN 5330-00-395-1345. 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.