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820-7312580-03 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

820-7312580-03: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: GRAPHITE AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, hole_diameter: 0.562 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 5.562 INCHES NOMINAL IN, overall_length: 7.438 INCHES NOMINAL IN, special_features: OVAL SHAPED, cross-sectional_thickness: 0.056 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-460-0398, 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
820-7312580-03
NSN: 5330-01-460-0398
NIINs: 014600398, 014679752
FSC: 5330 — Packing and Gasket Materials
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialGRAPHITE AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
hole_diameter0.562 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width5.562 INCHES NOMINAL IN
overall_length7.438 INCHES NOMINAL IN
special_featuresOVAL SHAPED
bolt_hole_quantity6
cross-sectional_thickness0.056 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
criticality_code_justificationZZZY
material_document_and_classificationGARLOCK STYLE G-9900 MFR REF SINGLE MATERIAL RESPONSE OVERALL
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVAL INVENTORY CONTROL POINT, MECHANICSBURG, ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
NSN5330-01-460-0398
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 820-7312580-03 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: 0.056 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: GARLOCK STYLE G-9900 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
BOLT HOLE QUANTITY: 6
•
MATERIAL: GRAPHITE AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.056 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONGARLOCK STYLE G-9900 MFR REF SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH7.438 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH5.562 INCHES NOMINAL IN
BOLT HOLE QUANTITY6
SPECIAL FEATURESOVAL SHAPED
MATERIALGRAPHITE AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
HOLE DIAMETER0.562 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 820-7312580-03?
820-7312580-03 is a GASKET.
What is the NSN for 820-7312580-03?
820-7312580-03 is cataloged in the U.S. Government catalog under NSN 5330-01-460-0398. 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.