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Technical Data Sheet
PartsTable / O-RING / 78-062
78-062 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The COUPLING,PIPE is a the manufacturer industrial component. Key specifications include end_item_identification: COPPER;PRESS CONNECTION, part_name_assigned_by_controlling_agency: COUPLING. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-082-5155, 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
78-062
NSN: 5331-00-082-5155
FSC: 5331 — O-RING
CAGE: 98963 — PARKER HANNIFIN CORPORATION DBA WILKERSON DIV PNEUMATIC DIVISION NORTH AMERICA (USA)
SPECIFICATIONS
end_item_identificationCOPPER;PRESS CONNECTION
part_name_assigned_by_controlling_agencyCOUPLING
NSN5331-00-082-5155
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 78-062 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: 0.103 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.103 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
212116M1Interchangeable
interchangeable cross-reference
interchangeable
PH-299Interchangeable
interchangeable cross-reference
interchangeable
78062Interchangeable
interchangeable cross-reference
interchangeable
GRP-95-257Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 78-062?
78-062 is a COUPLING,PIPE.
What parts can replace 78-062?
There are 4 known substitutes for 78-062: 212116M1, PH-299, 78062 and 1 more. Substitute compatibility should be verified for your specific system.
Is 78-062 still available?
78-062 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026