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Technical Data Sheet
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6-250-78 — TOOL SET,CONDENSER TUBE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

6-250-78: TOOL SET,CONDENSER TUBE.

The TOOL SET,CONDENSER TUBE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-00-095-0561, 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
6-250-78
NSN: 4820-00-095-0561
NIINs: 000950561, 002014029
FSC: 4820 — Valves, Nonpowered
CAGE: 92003 — PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS (USA)
SPECIFICATIONS
Part Number6-250-78
NSN4820-00-095-0561
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6-250-78 · 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
•
FLOW CONTROL DEVICE: POPPET
•
STYLE DESIGNATOR: STRAIGHT THRU
•
OPERATING PRESSURE: 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
FEATURES PROVIDED: PRESSURE TIGHT OUTLET SIDE
•
DISK LOADING METHOD: SPRING
•
MOUNTING FACILITY: THREADED FASTENER
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MEDIA FOR WHICH DESIGNED: HYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE
•
MATERIAL: ALUMINUM ALLOY SEAT
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPET
STYLE DESIGNATORSTRAIGHT THRU
OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
DISK LOADING METHODSPRING
MOUNTING FACILITYTHREADED FASTENER
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE
MATERIALALUMINUM ALLOY SEAT
MATERIALALUMINUM ALLOY BODY
OPENING PRESSURE SETTING12.0 POUNDS PER SQUARE INCH LBS
SUBSTITUTES & CROSS-REFERENCES 2
5-345-75Reference document
Same NSN cross-reference
Reference document — Secondary reference
667764Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6-250-78?
6-250-78 is a TOOL SET,CONDENSER TUBE.
What parts can replace 6-250-78?
There are 2 known substitutes for 6-250-78: 5-345-75, 667764. Substitute compatibility should be verified for your specific system.
What is the NSN for 6-250-78?
6-250-78 is cataloged in the U.S. Government catalog under NSN 4820-00-095-0561. 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.