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G202758-1 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

G202758-1: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, temp_rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF, hole_diameter: 0.219 INCHES MINIMUM AND 0.225 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN, hardness_rating: 90.0 SHORE DUROMETER A NOMINAL OVERALL, outside_diameter: 2.560 INCHES NOMINAL IN, style_designator: CIRCULAR. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-342-2751, 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
G202758-1
NSN: 5330-01-342-2751
FSC: 5330 — Packing and Gasket Materials
CAGE: 3B150 — RAYTHEON COMPANY DBA RAYTHEON CO (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
temp_rating-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
hole_diameter0.219 INCHES MINIMUM AND 0.225 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
hardness_rating90.0 SHORE DUROMETER A NOMINAL OVERALL
outside_diameter2.560 INCHES NOMINAL IN
style_designatorCIRCULAR
bolt_hole_quantity8
bolt_circle_diameter2.000 INCHES NOMINAL IN
elongation_percentage80 MAXIMUM
cross-sectional_thickness0.030 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationMIL-P-5510 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-342-2751
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: G202758-1 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
•
TEMP RATING: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL THICKNESS: 0.030 INCHES NOMINAL IN
•
HARDNESS RATING: 90.0 SHORE DUROMETER A NOMINAL OVERALL
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-5510 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 2.560 INCHES NOMINAL IN
•
ELONGATION PERCENTAGE: 80 MAXIMUM
TECHNICAL CHARACTERISTICS
TEMP RATING-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
CROSS-SECTIONAL THICKNESS0.030 INCHES NOMINAL IN
HARDNESS RATING90.0 SHORE DUROMETER A NOMINAL OVERALL
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-5510 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER2.560 INCHES NOMINAL IN
ELONGATION PERCENTAGE80 MAXIMUM
BOLT HOLE QUANTITY8
BOLT CIRCLE DIAMETER2.000 INCHES NOMINAL 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

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 G202758-1?
G202758-1 is a GASKET.
What is the NSN for G202758-1?
G202758-1 is cataloged in the U.S. Government catalog under NSN 5330-01-342-2751. This indicates validated use in U.S. government and defense supply chains.
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