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476-5578 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

476-5578: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: CORK AND RUBBER OVERALL, hole_diameter: 0.28 INCHES NOMINAL ALL HOLES IN, outside_diameter: 1.81 INCHES NOMINAL IN, end_item_identification: FLOOD LIGHT PLANT, cross-sectional_thickness: 0.04 INCHES NOMINAL IN, cross_section_inside_diameter: 1.26 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-725-3732, 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
476-5578
NSN: 5330-01-725-3732
FSC: 5330 — Packing and Gasket Materials
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialCORK AND RUBBER OVERALL
hole_diameter0.28 INCHES NOMINAL ALL HOLES IN
outside_diameter1.81 INCHES NOMINAL IN
end_item_identificationFLOOD LIGHT PLANT
cross-sectional_thickness0.04 INCHES NOMINAL IN
cross_section_inside_diameter1.26 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyHOUSING GASKET
center_to_center_distance_between_smallest_bolt_holes1.97 INCHES NOMINAL IN
NSN5330-01-725-3732
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 476-5578 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: 0.04 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.81 INCHES NOMINAL IN
•
CROSS SECTION INSIDE DIAMETER: 1.26 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN SMALLEST BOLT HOLES: 1.97 INCHES NOMINAL IN
•
MATERIAL: CORK AND RUBBER OVERALL
•
HOLE DIAMETER: 0.28 INCHES NOMINAL ALL HOLES IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.04 INCHES NOMINAL IN
OUTSIDE DIAMETER1.81 INCHES NOMINAL IN
CROSS SECTION INSIDE DIAMETER1.26 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN SMALLEST BOLT HOLES1.97 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYHOUSING GASKET
END ITEM IDENTIFICATIONFLOOD LIGHT PLANT
MATERIALCORK AND RUBBER OVERALL
HOLE DIAMETER0.28 INCHES NOMINAL ALL HOLES 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 1
U45996850Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 476-5578?
476-5578 is a GASKET.
What parts can replace 476-5578?
There is 1 known substitute for 476-5578: U45996850. Substitute compatibility should be verified for your specific system.
What is the NSN for 476-5578?
476-5578 is cataloged in the U.S. Government catalog under NSN 5330-01-725-3732. This indicates validated use in U.S. government and defense supply chains.
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