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KS657 — VALVE ASSEMBLY

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

KS657: VALVE ASSEMBLY.

The VALVE ASSEMBLY is a the manufacturer industrial component. Key specifications include features_provided: MANUAL OVERRIDE, valve_operation_method: ELECTRIC MOTOR, end_item_identification: MARINE TRANSMISSION, operating_pressure_and_type: 250.0 POUNDS PER SQUARE INCH (PSI) WATER MAXIMUM REQUIRED LBS, voltage_in_volts_and_current_type: 24.0 DC, part_name_assigned_by_controlling_agency: ELECTRICAL VAVLE ASSEMBLY. This part is cataloged in the U.S.

Government catalog under NSN 4810-01-603-7348, 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
KS657
NSN: 4810-01-603-7348
FSC: 4810 — Valves, Powered
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)
SPECIFICATIONS
valve_quantity1
features_providedMANUAL OVERRIDE
valve_operation_methodELECTRIC MOTOR
end_item_identificationMARINE TRANSMISSION
operating_pressure_and_type250.0 POUNDS PER SQUARE INCH (PSI) WATER MAXIMUM REQUIRED LBS
voltage_in_volts_and_current_type24.0 DC
part_name_assigned_by_controlling_agencyELECTRICAL VAVLE ASSEMBLY
NSN4810-01-603-7348
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: KS657 · 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
•
VALVE QUANTITY: 1
•
VOLTAGE IN VOLTS AND CURRENT TYPE: 24.0 DC
•
OPERATING PRESSURE AND TYPE: 250.0 POUNDS PER SQUARE INCH (PSI) WATER MAXIMUM REQUIRED LBS
•
FEATURES PROVIDED: MANUAL OVERRIDE
•
VALVE OPERATION METHOD: ELECTRIC MOTOR
TECHNICAL CHARACTERISTICS
VALVE QUANTITY1
VOLTAGE IN VOLTS AND CURRENT TYPE24.0 DC
OPERATING PRESSURE AND TYPE250.0 POUNDS PER SQUARE INCH (PSI) WATER MAXIMUM REQUIRED LBS
FEATURES PROVIDEDMANUAL OVERRIDE
PART NAME ASSIGNED BY CONTROLLING AGENCYELECTRICAL VAVLE ASSEMBLY
END ITEM IDENTIFICATIONMARINE TRANSMISSION
VALVE OPERATION METHODELECTRIC MOTOR
OTHER ITEMS IN FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247 4810-00-001-4499 4810-00-001-4531 4810-00-001-4532 4810-00-001-4554 4810-00-001-4555 4810-00-001-4556 4810-00-001-4611
SUBSTITUTES & CROSS-REFERENCES 1
PX-10225Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is KS657?
KS657 is a VALVE ASSEMBLY.
What parts can replace KS657?
There is 1 known substitute for KS657: PX-10225. Substitute compatibility should be verified for your specific system.
What is the NSN for KS657?
KS657 is cataloged in the U.S. Government catalog under NSN 4810-01-603-7348. 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.