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C4258M450 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

C4258M450: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, peripheral_diameter: 1.250 INCHES NOMINAL IN, center_hole_diameter: 1.000 INCHES NOMINAL IN, cross-sectional_height: 0.125 INCHES NOMINAL IN, cross-sectional_shape_style: SPECIAL. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-585-4974, 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
C4258M450
NSN: 5330-00-585-4974
FSC: 5330 — Packing and Gasket Materials
CAGE: 99298 — AMERICAN MOTORS CORP SPECIAL PRODUCTS DIV (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
peripheral_diameter1.250 INCHES NOMINAL IN
center_hole_diameter1.000 INCHES NOMINAL IN
cross-sectional_height0.125 INCHES NOMINAL IN
cross-sectional_shape_styleSPECIAL
NSN5330-00-585-4974
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: C4258M450 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: 0.125 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SPECIAL
•
PERIPHERAL DIAMETER: 1.250 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 1.000 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.125 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESPECIAL
PERIPHERAL DIAMETER1.250 INCHES NOMINAL IN
CENTER HOLE DIAMETER1.000 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
Q19MILR2765AReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is C4258M450?
C4258M450 is a PACKING,PREFORMED.
What parts can replace C4258M450?
There is 1 known substitute for C4258M450: Q19MILR2765A. Substitute compatibility should be verified for your specific system.
What is the NSN for C4258M450?
C4258M450 is cataloged in the U.S. Government catalog under NSN 5330-00-585-4974. This indicates validated use in U.S. government and defense supply chains.
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