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820-2178730PC4 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

820-2178730PC4: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include outside_diameter: 2.500 INCHES NOMINAL IN, aperture_diameter: 2.312 INCHES NOMINAL IN, cross-sectional_thickness: 0.094 INCHES NOMINAL IN, cross-sectional_shape_style: HOLLOW. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-239-3603, 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
820-2178730PC4
NSN: 5330-00-239-3603
FSC: 5330 — Packing and Gasket Materials
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
outside_diameter2.500 INCHES NOMINAL IN
aperture_diameter2.312 INCHES NOMINAL IN
cross-sectional_thickness0.094 INCHES NOMINAL IN
cross-sectional_shape_styleHOLLOW
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
NSN5330-00-239-3603
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 820-2178730PC4 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
•
CROSS-SECTIONAL THICKNESS: 0.094 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: HOLLOW
•
OUTSIDE DIAMETER: 2.500 INCHES NOMINAL IN
•
APERTURE DIAMETER: 2.312 INCHES NOMINAL IN
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.094 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEHOLLOW
OUTSIDE DIAMETER2.500 INCHES NOMINAL IN
APERTURE DIAMETER2.312 INCHES NOMINAL IN
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
SUBSTITUTES & CROSS-REFERENCES 3
820-2178730-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
U5310-02500SEDReference document
Same NSN cross-reference
Reference document — Design control — primary reference
820-2178730REVCP64C4Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 820-2178730PC4?
820-2178730PC4 is a GASKET.
What parts can replace 820-2178730PC4?
There are 3 known substitutes for 820-2178730PC4: 820-2178730-4, U5310-02500SED, 820-2178730REVCP64C4. Substitute compatibility should be verified for your specific system.
What is the NSN for 820-2178730PC4?
820-2178730PC4 is cataloged in the U.S. Government catalog under NSN 5330-00-239-3603. This indicates validated use in U.S. government and defense supply chains.
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