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458-6550 — PACKING ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

458-6550: PACKING ASSEMBLY.

The PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include special_features: ENGINE SERIAL NUMBER PREFIX: 3DM, S2B, functional_description: ALL GASKETS AND SEALS NEEDED FOR TOP END OVERHAUL OF 3508, supplementary_features: ENGINE ARRANGEMENT: 173-6953, 232-2465, 232-2466, part_name_assigned_by_controlling_agency: 3508 TOP END OVERHAUL KIT. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-662-7063, 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
458-6550
NSN: 5330-01-662-7063
FSC: 5330 — Packing and Gasket Materials
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
special_featuresENGINE SERIAL NUMBER PREFIX: 3DM, S2B
functional_descriptionALL GASKETS AND SEALS NEEDED FOR TOP END OVERHAUL OF 3508
supplementary_featuresENGINE ARRANGEMENT: 173-6953, 232-2465, 232-2466
part_name_assigned_by_controlling_agency3508 TOP END OVERHAUL KIT
NSN5330-01-662-7063
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 458-6550 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
•
SUPPLEMENTARY FEATURES: ENGINE ARRANGEMENT: 173-6953, 232-2465, 232-2466
•
FUNCTIONAL DESCRIPTION: ALL GASKETS AND SEALS NEEDED FOR TOP END OVERHAUL OF 3508
TECHNICAL CHARACTERISTICS
SUPPLEMENTARY FEATURESENGINE ARRANGEMENT: 173-6953, 232-2465, 232-2466
SPECIAL FEATURESENGINE SERIAL NUMBER PREFIX: 3DM, S2B
FUNCTIONAL DESCRIPTIONALL GASKETS AND SEALS NEEDED FOR TOP END OVERHAUL OF 3508
PART NAME ASSIGNED BY CONTROLLING AGENCY3508 TOP END OVERHAUL KIT
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 458-6550?
458-6550 is a PACKING ASSEMBLY.
What is the NSN for 458-6550?
458-6550 is cataloged in the U.S. Government catalog under NSN 5330-01-662-7063. This indicates validated use in U.S. government and defense supply chains.
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