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ADD1286A — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

ADD1286A: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: PAPER AND GLUE AND GLYCERIN OVERALL, hole_diameter: 0.438 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, aperture_width: 4.374 INCHES NOMINAL IN, aperture_length: 8.248 INCHES NOMINAL IN, bearing_surface_width: 0.875 INCHES NOMINAL IN, cross-sectional_thickness: 0.031 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-229-4119, 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
ADD1286A
NSN: 5330-00-229-4119
FSC: 5330 — Packing and Gasket Materials
CAGE: 7PZX0 — FAIRBANKS MORSE, LLC (USA)
SPECIFICATIONS
materialPAPER AND GLUE AND GLYCERIN OVERALL
hole_diameter0.438 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
aperture_width4.374 INCHES NOMINAL IN
aperture_length8.248 INCHES NOMINAL IN
bearing_surface_width0.875 INCHES NOMINAL IN
cross-sectional_thickness0.031 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationHH-P-96 FED SPEC ALL MATERIAL RESPONSES OVERALL
NSN5330-00-229-4119
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ADD1286A 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 THICKNESS: 0.031 INCHES NOMINAL IN
•
BEARING SURFACE WIDTH: 0.875 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: HH-P-96 FED SPEC ALL MATERIAL RESPONSES OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE WIDTH: 4.374 INCHES NOMINAL IN
•
APERTURE LENGTH: 8.248 INCHES NOMINAL IN
•
MATERIAL: PAPER AND GLUE AND GLYCERIN OVERALL
•
HOLE DIAMETER: 0.438 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.031 INCHES NOMINAL IN
BEARING SURFACE WIDTH0.875 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONHH-P-96 FED SPEC ALL MATERIAL RESPONSES OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
APERTURE WIDTH4.374 INCHES NOMINAL IN
APERTURE LENGTH8.248 INCHES NOMINAL IN
MATERIALPAPER AND GLUE AND GLYCERIN OVERALL
HOLE DIAMETER0.438 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ADD1286A?
ADD1286A is a GASKET.
What is the NSN for ADD1286A?
ADD1286A is cataloged in the U.S. Government catalog under NSN 5330-00-229-4119. 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.