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5R1858 — PARTS KIT,ENGINE WATER PUMP

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

5R1858: PARTS KIT,ENGINE WATER PUMP.

The PARTS KIT,ENGINE WATER PUMP is a the manufacturer industrial component. Key specifications include component_quantity: 24. This part is cataloged in the U.S.

Government catalog under NSN 2930-00-192-9019, 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
5R1858
NSN: 2930-00-192-9019
FSC: 2930 — Engine Cooling System Components, Nonaircraft
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
component_quantity24
NSN2930-00-192-9019
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PARTS KIT,ENGINE WATER PUMP TITLE COMPONENT PN 5R1858 MFR PARTS KIT,ENGINE WATER
KEY FEATURES
•
COMPONENT QUANTITY: 24
•
NONSUPPLY ITEMS AND QUANTITIES: 11083 1N8493 IMPELLER 1,11083 747884 GASKET 1,O-RING 1,11083 849789 PUMP SHAFT 1,21335 207K SHAFT BEARING 2,11083 7L7839 HELICAL GEAR 1,ROUND NUT 1,CASTELLATED HEX NUT 1,COTTER 1,KEY WASHERS 9,FLAT WASHER 1,SHIMS 4
TECHNICAL CHARACTERISTICS
COMPONENT QUANTITY24
NONSUPPLY ITEMS AND QUANTITIES11083 1N8493 IMPELLER 1,11083 747884 GASKET 1,O-RING 1,11083 849789 PUMP SHAFT 1,21335 207K SHAFT BEARING 2,11083 7L7839 HELICAL GEAR 1,ROUND NUT 1,CASTELLATED HEX NUT 1,COTTER 1,KEY WASHERS 9,FLAT WASHER 1,SHIMS 4
OTHER ITEMS IN FSC 2930 — Engine Cooling System Components, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2930-00-000-3438 2930-00-001-3502 2930-00-001-6288 2930-00-001-6299 2930-00-001-6300 2930-00-001-6301 2930-00-001-6302 2930-00-001-7842
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 5R1858?
5R1858 is a PARTS KIT,ENGINE WATER PUMP.
What is the NSN for 5R1858?
5R1858 is cataloged in the U.S. Government catalog under NSN 2930-00-192-9019. 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.