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743A1FT4780T — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

743A1FT4780T: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include cut_type: DIAGONAL SINGLE RING, material: PLASTIC POLYURETHANE OVERALL, joint_type: SCARF-PERIPHERAL SINGLE RING, peripheral_diameter: 5.569 INCHES NOMINAL IN, center_hole_diameter: 5.247 INCHES NOMINAL IN, cross-sectional_height: 0.068 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-044-3605, 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
743A1FT4780T
NSN: 5330-01-044-3605
FSC: 5330 — Packing and Gasket Materials
CAGE: 5F573 — GREENE TWEED & CO INC (USA)
SPECIFICATIONS
cut_typeDIAGONAL SINGLE RING
materialPLASTIC POLYURETHANE OVERALL
joint_typeSCARF-PERIPHERAL SINGLE RING
peripheral_diameter5.569 INCHES NOMINAL IN
center_hole_diameter5.247 INCHES NOMINAL IN
cross-sectional_height0.068 INCHES NOMINAL IN
cross-sectional_shape_styleSPECIAL
material_document_and_classificationMIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-044-3605
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 743A1FT4780T 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: 0.068 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SPECIAL
•
CUT TYPE: DIAGONAL SINGLE RING
•
PERIPHERAL DIAMETER: 5.569 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 5.247 INCHES NOMINAL IN
•
MATERIAL: PLASTIC POLYURETHANE OVERALL
•
JOINT TYPE: SCARF-PERIPHERAL SINGLE RING
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.068 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESPECIAL
CUT TYPEDIAGONAL SINGLE RING
PERIPHERAL DIAMETER5.569 INCHES NOMINAL IN
CENTER HOLE DIAMETER5.247 INCHES NOMINAL IN
MATERIALPLASTIC POLYURETHANE OVERALL
JOINT TYPESCARF-PERIPHERAL SINGLE RING
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 743A1FT4780T?
743A1FT4780T is a RETAINER,PACKING.
What is the NSN for 743A1FT4780T?
743A1FT4780T is cataloged in the U.S. Government catalog under NSN 5330-01-044-3605. This indicates validated use in U.S. government and defense supply chains.
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