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757435 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

757435: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE CLASS Q, center_hole_diameter: 0.291 INCHES MINIMUM AND 0.301 INCHES MAXIMUM IN, cross-sectional_height: 0.057 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-351-0538, 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
757435
NSN: 5330-00-351-0538
NIINs: 003510538, 010252733
FSC: 5330 — Packing and Gasket Materials
CAGE: 36004 — LEWYT CORP
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q
center_hole_diameter0.291 INCHES MINIMUM AND 0.301 INCHES MAXIMUM IN
cross-sectional_height0.057 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN
NSN5330-00-351-0538
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 757435 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
•
FSC APPLICATION DATA: GENERATOR
•
CROSS-SECTIONAL THICKNESS: 0.250 INCHES NOMINAL IN
•
INSIDE CORNER RADIUS: 0.672 INCHES NOMINAL IN
•
HARDNESS RATING: 40.0 SHORE DUROMETER A NOMINAL OVERALL
•
STYLE DESIGNATOR: NON-CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAGENERATOR
CROSS-SECTIONAL THICKNESS0.250 INCHES NOMINAL IN
INSIDE CORNER RADIUS0.672 INCHES NOMINAL IN
HARDNESS RATING40.0 SHORE DUROMETER A NOMINAL OVERALL
STYLE DESIGNATORNON-CIRCULAR
OVERALL LENGTH8.578 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH6.938 INCHES NOMINAL IN
APERTURE WIDTH6.750 INCHES NOMINAL IN
APERTURE LENGTH8.297 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 757435?
757435 is a O-RING.
What is the NSN for 757435?
757435 is cataloged in the U.S. Government catalog under NSN 5330-00-351-0538. 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.