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5266623 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5266623: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, hole_diameter: 0.328 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, hardness_rating: 45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL, outside_diameter: 8.744 INCHES MINIMUM AND 8.750 INCHES MAXIMUM IN, style_designator: CIRCULAR WITH ONE PERIPHERAL FLAT, aperture_diameter: 6.680 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-407-0293, 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
5266623
NSN: 5330-01-407-0293
FSC: 5330 — Packing and Gasket Materials
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
hole_diameter0.328 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
hardness_rating45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL
outside_diameter8.744 INCHES MINIMUM AND 8.750 INCHES MAXIMUM IN
style_designatorCIRCULAR WITH ONE PERIPHERAL FLAT
aperture_diameter6.680 INCHES NOMINAL IN
bolt_hole_quantity6
bolt_circle_diameter8.125 INCHES NOMINAL IN
cross-sectional_thickness0.090 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
gasket_center_to_flat_distance4.000 INCHES NOMINAL IN
NSN5330-01-407-0293
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5266623 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: 0.090 INCHES NOMINAL IN
•
GASKET CENTER TO FLAT DISTANCE: 4.000 INCHES NOMINAL IN
•
HARDNESS RATING: 45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL
•
STYLE DESIGNATOR: CIRCULAR WITH ONE PERIPHERAL FLAT
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 8.744 INCHES MINIMUM AND 8.750 INCHES MAXIMUM IN
•
APERTURE DIAMETER: 6.680 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 6
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.090 INCHES NOMINAL IN
GASKET CENTER TO FLAT DISTANCE4.000 INCHES NOMINAL IN
HARDNESS RATING45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL
STYLE DESIGNATORCIRCULAR WITH ONE PERIPHERAL FLAT
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER8.744 INCHES MINIMUM AND 8.750 INCHES MAXIMUM IN
APERTURE DIAMETER6.680 INCHES NOMINAL IN
BOLT HOLE QUANTITY6
BOLT CIRCLE DIAMETER8.125 INCHES NOMINAL IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5266623?
5266623 is a GASKET.
What is the NSN for 5266623?
5266623 is cataloged in the U.S. Government catalog under NSN 5330-01-407-0293. This indicates validated use in U.S. government and defense supply chains.
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