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Technical Data Sheet
PartsTable / COMPONENT / 845-6603149
845-6603149 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The GEAR OPERATOR,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, gear_type: WORM, features_provided: HANDWHEEL, end_item_identification: SEAWOLF CLASS SSN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-415-4349, 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
845-6603149
NSN: 4820-01-415-4349
FSC: 4820
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL
gear_typeWORM
features_providedHANDWHEEL
end_item_identificationSEAWOLF CLASS SSN
NSN4820-01-415-4349
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 845-6603149 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
GEAR TYPE: WORM
•
FEATURES PROVIDED: HANDWHEEL
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
GEAR TYPEWORM
FEATURES PROVIDEDHANDWHEEL
MATERIALSTEEL
END ITEM IDENTIFICATIONSEAWOLF CLASS SSN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
845-6603141-84Interchangeable
interchangeable cross-reference
interchangeable
845-6556532Interchangeable
interchangeable cross-reference
interchangeable
1/2-NPTInterchangeable
interchangeable cross-reference
interchangeable
845-6603141-157Interchangeable
interchangeable cross-reference
interchangeable
6603141Interchangeable
interchangeable cross-reference
interchangeable
835-6556499Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 845-6603149?
845-6603149 is a GEAR OPERATOR,VALVE.
What parts can replace 845-6603149?
There are 7 known substitutes for 845-6603149: 845-6603141-84, 845-6556532, 1/2-NPT and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 845-6603149?
845-6603149 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-415-4349. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026