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B-023-L-S7440 — SEAL,NONMETALLIC ROUND SECTION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

B-023-L-S7440: SEAL,NONMETALLIC ROUND SECTION.

The SEAL,NONMETALLIC ROUND SECTION is a the manufacturer industrial component. Key specifications include material: SILICONE OVERALL, cross-sectional_shape_style: CIRCULAR WITH CENTER APERTURE, cross_section_inside_diameter: 4.32 MILLIMETERS NOMINAL MM, cross_section_outside_diameter: 6.35 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-531-0643, 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
B-023-L-S7440
NSN: 5330-01-531-0643
FSC: 5330 — Packing and Gasket Materials
CAGE: 60363 — PARKER-HANNIFIN CORPORATION DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialSILICONE OVERALL
cross-sectional_shape_styleCIRCULAR WITH CENTER APERTURE
cross_section_inside_diameter4.32 MILLIMETERS NOMINAL MM
cross_section_outside_diameter6.35 MILLIMETERS NOMINAL MM
NSN5330-01-531-0643
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: B-023-L-S7440 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 SHAPE STYLE: CIRCULAR WITH CENTER APERTURE
•
CROSS SECTION INSIDE DIAMETER: 4.32 MILLIMETERS NOMINAL MM
•
CROSS SECTION OUTSIDE DIAMETER: 6.35 MILLIMETERS NOMINAL MM
•
MATERIAL: SILICONE OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL SHAPE STYLECIRCULAR WITH CENTER APERTURE
CROSS SECTION INSIDE DIAMETER4.32 MILLIMETERS NOMINAL MM
CROSS SECTION OUTSIDE DIAMETER6.35 MILLIMETERS NOMINAL MM
MATERIALSILICONE 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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is B-023-L-S7440?
B-023-L-S7440 is a SEAL,NONMETALLIC ROUND SECTION.
What is the NSN for B-023-L-S7440?
B-023-L-S7440 is cataloged in the U.S. Government catalog under NSN 5330-01-531-0643. This indicates validated use in U.S. government and defense supply chains.
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