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10198719 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

10198719: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE CLASS Q, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 0.926 INCHES MINIMUM AND 0.956 INCHES MAXIMUM IN, center_hole_diameter: 0.795 INCHES MINIMUM AND 0.807 INCHES MAXIMUM IN, elongation_percentage: 125 MAXIMUM, cross-sectional_height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-995-5381, 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
10198719
NSN: 5331-00-995-5381
FSC: 5331 — O-ring
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q
hardness_rating70.0 SHORE DUROMETER A NOMINAL
outside_diameter0.926 INCHES MINIMUM AND 0.956 INCHES MAXIMUM IN
center_hole_diameter0.795 INCHES MINIMUM AND 0.807 INCHES MAXIMUM IN
elongation_percentage125 MAXIMUM
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN5331-00-995-5381
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 10198719 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: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.926 INCHES MINIMUM AND 0.956 INCHES MAXIMUM IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
CENTER HOLE DIAMETER: 0.795 INCHES MINIMUM AND 0.807 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SILICONE CLASS Q
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.926 INCHES MINIMUM AND 0.956 INCHES MAXIMUM IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE125 MAXIMUM
CENTER HOLE DIAMETER0.795 INCHES MINIMUM AND 0.807 INCHES MAXIMUM IN
MATERIALRUBBER SILICONE CLASS Q
SUBSTITUTES & CROSS-REFERENCES 7
SAE-AS3582Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
MS9068-019Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
NS-019-S66Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2-019S1224-70Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AS3582-019Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
2-019SILICONE 70DReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 10198719?
10198719 is a O-RING.
What parts can replace 10198719?
There are 7 known substitutes for 10198719: SAE-AS3582, MS9068-019, NS-019-S66 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10198719?
10198719 is cataloged in the U.S. Government catalog under NSN 5331-00-995-5381. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.