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518-4775503 — MANIFOLD,HYDRAULIC SYSTEM ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

518-4775503: MANIFOLD,HYDRAULIC SYSTEM ACCESS.

MANIFOLD,HYDRAULIC SYSTEM ACCESS. Key specifications include material: STEEL CORROSION RESISTING, special_features: NICKEL ALUMINUM BRONZE MAJOR PARTS; POLYTETRAFLUOROETHYLENE PACKING AND RETAINERS, AIR DRAIN, end_item_identification: NAVY MANIFOLD ACCUMULATOR AIR DRAIN ASSEMBLY MODEL 518-4775503, general_characteristics_item_description: MATERIAL NICKEL BRONZE ALLOY,MIL-B-24059. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-117-4989, 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
518-4775503
NSN: 5340-01-117-4989
NIINs: 011174989, 011233075, 011916657
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
special_featuresNICKEL ALUMINUM BRONZE MAJOR PARTS; POLYTETRAFLUOROETHYLENE PACKING AND RETAINERS, AIR DRAIN
end_item_identificationNAVY MANIFOLD ACCUMULATOR AIR DRAIN ASSEMBLY MODEL 518-4775503
general_characteristics_item_descriptionMATERIAL NICKEL BRONZE ALLOY,MIL-B-24059
NSN5340-01-117-4989
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 518-4775503 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
SUBSTITUTES & CROSS-REFERENCES 2
518-4775503 ITEM 33Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
518-4775503 ITEReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 518-4775503?
518-4775503 is a MANIFOLD,HYDRAULIC SYSTEM ACCESS.
What parts can replace 518-4775503?
There are 2 known substitutes for 518-4775503: 518-4775503 ITEM 33, 518-4775503 ITE. Substitute compatibility should be verified for your specific system.
What is the NSN for 518-4775503?
518-4775503 is cataloged in the U.S. Government catalog under NSN 5340-01-117-4989. This indicates validated use in U.S. government and defense supply chains.
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