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19A11X05-2 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

19A11X05-2: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include special_features: CROSS-SECTIONAL SHAPE STYLE:116 IRREGULAR SHAPE FROM OLD FIIG A03200, peripheral_diameter: 0.558 INCHES NOMINAL IN, center_hole_diameter: 0.409 INCHES MINIMUM AND 0.419 INCHES MAXIMUM IN, cross-sectional_height: 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-259-1455, 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
19A11X05-2
NSN: 5330-00-259-1455
FSC: 5330 — Packing and Gasket Materials
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
special_featuresCROSS-SECTIONAL SHAPE STYLE:116 IRREGULAR SHAPE FROM OLD FIIG A03200
peripheral_diameter0.558 INCHES NOMINAL IN
center_hole_diameter0.409 INCHES MINIMUM AND 0.419 INCHES MAXIMUM IN
cross-sectional_height0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
NSN5330-00-259-1455
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 19A11X05-2 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: 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
•
PERIPHERAL DIAMETER: 0.558 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 0.409 INCHES MINIMUM AND 0.419 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
PERIPHERAL DIAMETER0.558 INCHES NOMINAL IN
SPECIAL FEATURESCROSS-SECTIONAL SHAPE STYLE:116 IRREGULAR SHAPE FROM OLD FIIG A03200
CENTER HOLE DIAMETER0.409 INCHES MINIMUM AND 0.419 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 3
AS568-905Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
MIL-P-25732Reference document
Same NSN cross-reference
Reference document — Identification reference
19A11X05Reference 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 19A11X05-2?
19A11X05-2 is a PACKING,PREFORMED.
What parts can replace 19A11X05-2?
There are 3 known substitutes for 19A11X05-2: AS568-905, MIL-P-25732, 19A11X05. Substitute compatibility should be verified for your specific system.
What is the NSN for 19A11X05-2?
19A11X05-2 is cataloged in the U.S. Government catalog under NSN 5330-00-259-1455. 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.