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742F9FT-964-4780 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

742F9FT-964-4780: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON, center_hole_diameter: 5.000 INCHES NOMINAL IN, cross-sectional_height: 0.071 INCHES NOMINAL IN, material_document_and_classification: L-P-410A FED SPEC SINGLE MATERIAL RESPONSE A. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-263-6717, 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
742F9FT-964-4780
NSN: 5331-01-263-6717
FSC: 5331 — O-ring
CAGE: 5F573 — GREENE TWEED & CO INC (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON
center_hole_diameter5.000 INCHES NOMINAL IN
cross-sectional_height0.071 INCHES NOMINAL IN
material_document_and_classificationL-P-410A FED SPEC SINGLE MATERIAL RESPONSE A
NSN5331-01-263-6717
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 742F9FT-964-4780 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 HEIGHT: 0.071 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: L-P-410A FED SPEC SINGLE MATERIAL RESPONSE A
•
CENTER HOLE DIAMETER: 5.000 INCHES NOMINAL IN
•
MATERIAL: PLASTIC POLYAMIDE NYLON
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.071 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-410A FED SPEC SINGLE MATERIAL RESPONSE A
CENTER HOLE DIAMETER5.000 INCHES NOMINAL IN
MATERIALPLASTIC POLYAMIDE NYLON
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
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 742F9FT-964-4780?
742F9FT-964-4780 is a O-RING.
What is the NSN for 742F9FT-964-4780?
742F9FT-964-4780 is cataloged in the U.S. Government catalog under NSN 5331-01-263-6717. 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.