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N70121 ✓ 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 PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include height: 0.031 INCHES NOMINAL IN, inside_diameter: 0.750 INCHES NOMINAL IN, outside_diameter: 1.359 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-998-0635, 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
N70121
NSN: 5330-00-998-0635
FSC: 5330
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
height0.031 INCHES NOMINAL IN
inside_diameter0.750 INCHES NOMINAL IN
outside_diameter1.359 INCHES NOMINAL IN
NSN5330-00-998-0635
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: N70121 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
•
OUTSIDE DIAMETER: 1.359 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.750 INCHES NOMINAL IN
•
HEIGHT: 0.031 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER1.359 INCHES NOMINAL IN
INSIDE DIAMETER0.750 INCHES NOMINAL IN
HEIGHT0.031 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
2354160Interchangeable
interchangeable cross-reference
interchangeable
SE17XC01Interchangeable
interchangeable cross-reference
interchangeable
15-349-2-05Interchangeable
interchangeable cross-reference
interchangeable
7349366Interchangeable
interchangeable cross-reference
interchangeable
70-12-1Interchangeable
interchangeable cross-reference
interchangeable
79613HInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N70121?
N70121 is a PACKING ASSEMBLY.
What parts can replace N70121?
There are 13 known substitutes for N70121: 2354160, SE17XC01, 15-349-2-05 and 10 more. Substitute compatibility should be verified for your specific system.
Is N70121 still available?
N70121 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