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766839PC3 — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

766839PC3: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC SEALING ELEMENT, seal_width: 0.625 INCHES NOMINAL IN, construction: SPLIT, housing_bore_diameter: 13.156 INCHES NOMINAL IN, accommodated_shaft_diameter: 11.906 INCHES NOMINAL IN, cross-sectional_shape_style: SINGLE LIP. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-618-2284, 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
766839PC3
NSN: 5330-00-618-2284
FSC: 5330 — Packing and Gasket Materials
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT
seal_width0.625 INCHES NOMINAL IN
constructionSPLIT
housing_bore_diameter13.156 INCHES NOMINAL IN
accommodated_shaft_diameter11.906 INCHES NOMINAL IN
cross-sectional_shape_styleSINGLE LIP
NSN5330-00-618-2284
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 766839PC3 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
•
SEAL WIDTH: 0.625 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 13.156 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SINGLE LIP
•
ACCOMMODATED SHAFT DIAMETER: 11.906 INCHES NOMINAL IN
•
MATERIAL: STEEL SPRING
•
CONSTRUCTION: SPLIT
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.625 INCHES NOMINAL IN
HOUSING BORE DIAMETER13.156 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESINGLE LIP
ACCOMMODATED SHAFT DIAMETER11.906 INCHES NOMINAL IN
MATERIALSTEEL SPRING
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
CONSTRUCTIONSPLIT
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 1
1668683-3Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 766839PC3?
766839PC3 is a SEAL,PLAIN.
What parts can replace 766839PC3?
There is 1 known substitute for 766839PC3: 1668683-3. Substitute compatibility should be verified for your specific system.
What is the NSN for 766839PC3?
766839PC3 is cataloged in the U.S. Government catalog under NSN 5330-00-618-2284. This indicates validated use in U.S. government and defense supply chains.
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