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2790-1020 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2790-1020: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) OVERALL, hole_diameter: 0.188 INCHES MINIMUM AND 0.219 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN, outside_diameter: 1.719 INCHES MINIMUM AND 1.781 INCHES MAXIMUM IN, style_designator: CIRCULAR, aperture_diameter: 0.688 INCHES MINIMUM AND 0.704 INCHES MAXIMUM IN, bolt_circle_diameter: 1.281 INCHES MINIMUM AND 1.343 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-649-7003, 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
2790-1020
NSN: 5330-00-649-7003
FSC: 5330 — Packing and Gasket Materials
CAGE: 3B150 — RAYTHEON COMPANY DBA RAYTHEON CO (USA)
SPECIFICATIONS
materialPLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) OVERALL
hole_diameter0.188 INCHES MINIMUM AND 0.219 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
outside_diameter1.719 INCHES MINIMUM AND 1.781 INCHES MAXIMUM IN
style_designatorCIRCULAR
aperture_diameter0.688 INCHES MINIMUM AND 0.704 INCHES MAXIMUM IN
bolt_hole_quantity4
bolt_circle_diameter1.281 INCHES MINIMUM AND 1.343 INCHES MAXIMUM IN
cross-sectional_thickness0.002 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationMIL-P-55010 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-649-7003
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2790-1020 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: 0.002 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-55010 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 1.719 INCHES MINIMUM AND 1.781 INCHES MAXIMUM IN
•
APERTURE DIAMETER: 0.688 INCHES MINIMUM AND 0.704 INCHES MAXIMUM IN
•
BOLT HOLE QUANTITY: 4
•
BOLT CIRCLE DIAMETER: 1.281 INCHES MINIMUM AND 1.343 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.002 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-55010 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER1.719 INCHES MINIMUM AND 1.781 INCHES MAXIMUM IN
APERTURE DIAMETER0.688 INCHES MINIMUM AND 0.704 INCHES MAXIMUM IN
BOLT HOLE QUANTITY4
BOLT CIRCLE DIAMETER1.281 INCHES MINIMUM AND 1.343 INCHES MAXIMUM IN
MATERIALPLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) OVERALL
HOLE DIAMETER0.188 INCHES MINIMUM AND 0.219 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
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
9085637Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2790-1020?
2790-1020 is a GASKET.
What parts can replace 2790-1020?
There is 1 known substitute for 2790-1020: 9085637. Substitute compatibility should be verified for your specific system.
What is the NSN for 2790-1020?
2790-1020 is cataloged in the U.S. Government catalog under NSN 5330-00-649-7003. This indicates validated use in U.S. government and defense supply chains.
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