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5520720 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5520720: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, outside_diameter: 39.79 MILLIMETERS NOMINAL MM, special_features: HAS 30 DEG BEVEL AROUND OUTSIDE EDGE;FROM BOTTOM TO START OF BEVEL IS 2.51MM MM, style_designator: CIRCULAR, aperture_diameter: 34.59 MILLIMETERS NOMINAL MM, cross-sectional_height: 2.6 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-440-2296, 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
5520720
NSN: 5330-01-440-2296
FSC: 5330 — Packing and Gasket Materials
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
outside_diameter39.79 MILLIMETERS NOMINAL MM
special_featuresHAS 30 DEG BEVEL AROUND OUTSIDE EDGE;FROM BOTTOM TO START OF BEVEL IS 2.51MM MM
style_designatorCIRCULAR
aperture_diameter34.59 MILLIMETERS NOMINAL MM
cross-sectional_height2.6 MILLIMETERS NOMINAL MM
cross-sectional_thickness3.15 MILLIMETERS NOMINAL MM
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationASTM D2000 -3CH 720 A25B34E16E36F14 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencySEAL,BEVELED
NSN5330-01-440-2296
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5520720 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: 3.15 MILLIMETERS NOMINAL MM
•
CROSS-SECTIONAL HEIGHT: 2.6 MILLIMETERS NOMINAL MM
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM D2000 -3CH 720 A25B34E16E36F14 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 39.79 MILLIMETERS NOMINAL MM
•
APERTURE DIAMETER: 34.59 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS3.15 MILLIMETERS NOMINAL MM
CROSS-SECTIONAL HEIGHT2.6 MILLIMETERS NOMINAL MM
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONASTM D2000 -3CH 720 A25B34E16E36F14 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER39.79 MILLIMETERS NOMINAL MM
APERTURE DIAMETER34.59 MILLIMETERS NOMINAL MM
SPECIAL FEATURESHAS 30 DEG BEVEL AROUND OUTSIDE EDGE;FROM BOTTOM TO START OF BEVEL IS 2.51MM MM
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAL,BEVELED
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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5520720?
5520720 is a GASKET.
What is the NSN for 5520720?
5520720 is cataloged in the U.S. Government catalog under NSN 5330-01-440-2296. This indicates validated use in U.S. government and defense supply chains.
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