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4454473 ITEM 28 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4454473 ITEM 28: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR OVERALL, hardness_rating: 40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL, peripheral_diameter: 0.875 INCHES NOMINAL IN, center_hole_diameter: 0.490 INCHES NOMINAL IN, cross-sectional_height: 1.000 INCHES NOMINAL IN, cross-sectional_shape_style: OVAL. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-018-5453, 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
4454473 ITEM 28
NSN: 5330-01-018-5453
FSC: 5330 — Packing and Gasket Materials
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR OVERALL
hardness_rating40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL
peripheral_diameter0.875 INCHES NOMINAL IN
center_hole_diameter0.490 INCHES NOMINAL IN
cross-sectional_height1.000 INCHES NOMINAL IN
cross-sectional_shape_styleOVAL
material_document_and_classificationMIL-R-15624 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-018-5453
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4454473 ITEM 28 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: 1.000 INCHES NOMINAL IN
•
HARDNESS RATING: 40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-15624 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: OVAL
•
PERIPHERAL DIAMETER: 0.875 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 0.490 INCHES NOMINAL IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT1.000 INCHES NOMINAL IN
HARDNESS RATING40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-15624 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLEOVAL
PERIPHERAL DIAMETER0.875 INCHES NOMINAL IN
CENTER HOLE DIAMETER0.490 INCHES NOMINAL IN
MATERIALRUBBER CHLOROPRENE CLASS CR 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 1
4700-674PC28Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4454473 ITEM 28?
4454473 ITEM 28 is a PACKING,PREFORMED.
What parts can replace 4454473 ITEM 28?
There is 1 known substitute for 4454473 ITEM 28: 4700-674PC28. Substitute compatibility should be verified for your specific system.
What is the NSN for 4454473 ITEM 28?
4454473 ITEM 28 is cataloged in the U.S. Government catalog under NSN 5330-01-018-5453. This indicates validated use in U.S. government and defense supply chains.
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