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11628578 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11628578: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: ASBESTOS AND RUBBER SYNTHETIC INTERNALLY MOLDED-IN REINFORCEMENT, hole_diameter: 0.280 INCHES MINIMUM AND 0.300 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 1.985 INCHES MINIMUM AND 2.015 INCHES MAXIMUM IN, overall_length: 2.360 INCHES MINIMUM AND 2.390 INCHES MAXIMUM IN, style_designator: NON-CIRCULAR, aperture_diameter: 1.500 INCHES MINIMUM AND 1.530 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-187-3642, 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
11628578
NSN: 5330-01-187-3642
FSC: 5330 — Packing and Gasket Materials
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialASBESTOS AND RUBBER SYNTHETIC INTERNALLY MOLDED-IN REINFORCEMENT
hole_diameter0.280 INCHES MINIMUM AND 0.300 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
overall_width1.985 INCHES MINIMUM AND 2.015 INCHES MAXIMUM IN
overall_length2.360 INCHES MINIMUM AND 2.390 INCHES MAXIMUM IN
style_designatorNON-CIRCULAR
aperture_diameter1.500 INCHES MINIMUM AND 1.530 INCHES MAXIMUM IN
bolt_hole_quantity4
cross-sectional_thickness0.016 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-01-187-3642
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11628578 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: 0.016 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NON-CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE DIAMETER: 1.500 INCHES MINIMUM AND 1.530 INCHES MAXIMUM IN
•
BOLT HOLE QUANTITY: 4
•
MATERIAL: ASBESTOS AND RUBBER SYNTHETIC INTERNALLY MOLDED-IN REINFORCEMENT
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.016 INCHES NOMINAL IN
STYLE DESIGNATORNON-CIRCULAR
OVERALL LENGTH2.360 INCHES MINIMUM AND 2.390 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH1.985 INCHES MINIMUM AND 2.015 INCHES MAXIMUM IN
APERTURE DIAMETER1.500 INCHES MINIMUM AND 1.530 INCHES MAXIMUM IN
BOLT HOLE QUANTITY4
MATERIALASBESTOS AND RUBBER SYNTHETIC INTERNALLY MOLDED-IN REINFORCEMENT
HOLE DIAMETER0.280 INCHES MINIMUM AND 0.300 INCHES MAXIMUM 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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 11628578?
11628578 is a GASKET.
What is the NSN for 11628578?
11628578 is cataloged in the U.S. Government catalog under NSN 5330-01-187-3642. 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.