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19063 ITEM 25 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

19063 ITEM 25: O-RING.

The O-RING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5331-01-266-2508, 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
19063 ITEM 25
NSN: 5331-01-266-2508
FSC: 5331 — O-ring
CAGE: 07070 — UNITED STATES DEPARTMENT OF THE NAVY DBA NAVAL SURFACE WARFARE CENTER PANAMA CITY (USA)
SPECIFICATIONS
Part Number19063 ITEM 25
NSN5331-01-266-2508
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 19063 ITEM 25 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
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 2
5-583C557-70Reference document
Same NSN cross-reference
Reference document — Secondary reference
19063-25Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 19063 ITEM 25?
19063 ITEM 25 is a O-RING.
What parts can replace 19063 ITEM 25?
There are 2 known substitutes for 19063 ITEM 25: 5-583C557-70, 19063-25. Substitute compatibility should be verified for your specific system.
What is the NSN for 19063 ITEM 25?
19063 ITEM 25 is cataloged in the U.S. Government catalog under NSN 5331-01-266-2508. This indicates validated use in U.S. government and defense supply chains.
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