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10859C18 — SEAL,MECHANICAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

10859C18: SEAL,MECHANICAL.

The SEAL,MECHANICAL is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: 3.125 IN. MIN,3.135 IN.

MAX OD,1.690 IN. W IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-263-9602, 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
10859C18
NSN: 5330-00-263-9602
FSC: 5330 — Packing and Gasket Materials
CAGE: 88032 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS WRIGHT ENGINEERED PUMP DIVISION USE CAGE CODE 0UBG9 FOR CATALOGING (USA)
SPECIFICATIONS
general_characteristics_item_description3.125 IN. MIN,3.135 IN. MAX OD,1.690 IN. W IN
NSN5330-00-263-9602
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 10859C18 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
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: 3.125 IN. MIN,3.135 IN. MAX OD,1.690 IN. W IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTION3.125 IN. MIN,3.135 IN. MAX OD,1.690 IN. W IN
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 2
C225S429X1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
CFSP52121Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 10859C18?
10859C18 is a SEAL,MECHANICAL.
What parts can replace 10859C18?
There are 2 known substitutes for 10859C18: C225S429X1, CFSP52121. Substitute compatibility should be verified for your specific system.
What is the NSN for 10859C18?
10859C18 is cataloged in the U.S. Government catalog under NSN 5330-00-263-9602. This indicates validated use in U.S. government and defense supply chains.
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