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744A9MT-972-4780 — PACKING ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

744A9MT-972-4780: PACKING ASSEMBLY.

The PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include height: 0.572 INCHES MINIMUM AND 0.582 INCHES MAXIMUM IN, cut_type: DIAGONAL TOP RING, material: PLASTIC POLYTETRAFLUOROETHYLENE TOP RING, joint_type: SCARF-PERIPHERAL BOTTOM RING, temp_rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF, inside_diameter: 10.298 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-391-2758, 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
744A9MT-972-4780
NSN: 5330-01-391-2758
FSC: 5330 — Packing and Gasket Materials
CAGE: 5F573 — GREENE TWEED & CO INC (USA)
SPECIFICATIONS
height0.572 INCHES MINIMUM AND 0.582 INCHES MAXIMUM IN
cut_typeDIAGONAL TOP RING
materialPLASTIC POLYTETRAFLUOROETHYLENE TOP RING
joint_typeSCARF-PERIPHERAL BOTTOM RING
temp_rating-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
inside_diameter10.298 INCHES NOMINAL IN
outside_diameter10.590 INCHES MINIMUM AND 10.650 INCHES MAXIMUM IN
end_item_identificationC-17
intermediate_ring_quantity1
cross-sectional_shape_styleSQUARE/RECTANGULAR BOTTOM RING
material_document_and_classificationMIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE INTERMEDIATE RING
NSN5330-01-391-2758
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 744A9MT-972-4780 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
•
TEMP RATING: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
•
INTERMEDIATE RING QUANTITY: 1
•
OUTSIDE DIAMETER: 10.590 INCHES MINIMUM AND 10.650 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE INTERMEDIATE RING
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE/RECTANGULAR BOTTOM RING
•
CUT TYPE: DIAGONAL BOTTOM RING
TECHNICAL CHARACTERISTICS
TEMP RATING-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
INTERMEDIATE RING QUANTITY1
OUTSIDE DIAMETER10.590 INCHES MINIMUM AND 10.650 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE INTERMEDIATE RING
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR BOTTOM RING
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR INTERMEDIATE RING
CROSS-SECTIONAL SHAPE STYLETEE TOP RING
CUT TYPEDIAGONAL BOTTOM RING
CUT TYPEDIAGONAL TOP RING
INSIDE DIAMETER10.298 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 1
7D0159M44A9T-2ESame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 744A9MT-972-4780?
744A9MT-972-4780 is a PACKING ASSEMBLY.
What parts can replace 744A9MT-972-4780?
There is 1 known substitute for 744A9MT-972-4780: 7D0159M44A9T-2E. Substitute compatibility should be verified for your specific system.
What is the NSN for 744A9MT-972-4780?
744A9MT-972-4780 is cataloged in the U.S. Government catalog under NSN 5330-01-391-2758. This indicates validated use in U.S. government and defense supply chains.
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