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5411521 — PARTS KIT,ENGINE WATER PUMP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5411521: PARTS KIT,ENGINE WATER PUMP.

The PARTS KIT,ENGINE WATER PUMP is a the manufacturer industrial component. Key specifications include document_type: CATALOG SHEET, document_source: 44940, end_item_source: 44940, document_identification: PARTS MANUAL, MARINE GENERATOR SET, part_name_assigned_by_controlling_agency: KIT,IMPELLER. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-577-0524, 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
5411521
NSN: 5331-01-577-0524
NIINs: 015770524, 016315216
FSC: 5331 — O-ring
CAGE: 1RE78 — POLARIS INDUSTRIES INC (USA)
SPECIFICATIONS
document_typeCATALOG SHEET
document_source44940
end_item_source44940
document_identificationPARTS MANUAL, MARINE GENERATOR SET
accessory_component_quantity2
part_name_assigned_by_controlling_agencyKIT,IMPELLER
NSN5331-01-577-0524
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5411521 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
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYO-RING
END ITEM IDENTIFICATION49ATV CYLINDER 07700MV
SUBSTITUTES & CROSS-REFERENCES 1
10474946Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5411521?
5411521 is a PARTS KIT,ENGINE WATER PUMP.
What parts can replace 5411521?
There is 1 known substitute for 5411521: 10474946. Substitute compatibility should be verified for your specific system.
What is the NSN for 5411521?
5411521 is cataloged in the U.S. Government catalog under NSN 5331-01-577-0524. 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.