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PartsTable / COMPONENT / 259089 ASSY A
259089 ASSY A ✓ 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 PARTS KIT,BALL VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING BODY, connection_type: UNTHREADED INTERNAL TUBE ALL ENDS, connection_style: SOCKET (TUBE) ALL ENDS, style_designator: STRAIGHT THRU, operating_pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, valve_operation_method: MANUAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-259-1319, 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
259089 ASSY A
NSN: 4820-01-259-1319
FSC: 4820
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING BODY
connection_typeUNTHREADED INTERNAL TUBE ALL ENDS
connection_styleSOCKET (TUBE) ALL ENDS
style_designatorSTRAIGHT THRU
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
valve_operation_methodMANUAL
media_for_which_designedOIL, HYDRAULIC SINGLE RESPONSE
nominal_outside_diameter_tube_accommodated0.250 INCHES ALL ENDS IN
NSN4820-01-259-1319
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 259089 ASSY A · 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
•
STYLE DESIGNATOR: STRAIGHT THRU
•
MATERIAL: STEEL CORROSION RESISTING BODY
•
OPERATING PRESSURE: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
MEDIA FOR WHICH DESIGNED: OIL, HYDRAULIC SINGLE RESPONSE
•
CONNECTION TYPE: UNTHREADED INTERNAL TUBE ALL ENDS
•
CONNECTION STYLE: SOCKET (TUBE) ALL ENDS
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES ALL ENDS IN
•
VALVE OPERATION METHOD: MANUAL
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSTRAIGHT THRU
MATERIALSTEEL CORROSION RESISTING BODY
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MEDIA FOR WHICH DESIGNEDOIL, HYDRAULIC SINGLE RESPONSE
CONNECTION TYPEUNTHREADED INTERNAL TUBE ALL ENDS
CONNECTION STYLESOCKET (TUBE) ALL ENDS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES ALL ENDS IN
VALVE OPERATION METHODMANUAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
259089Interchangeable
interchangeable cross-reference
interchangeable
259046Interchangeable
interchangeable cross-reference
interchangeable
259046PC10/255669PC3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 259089 ASSY A?
259089 ASSY A is a PARTS KIT,BALL VALVE.
What parts can replace 259089 ASSY A?
There are 3 known substitutes for 259089 ASSY A: 259089, 259046, 259046PC10/255669PC3. Substitute compatibility should be verified for your specific system.
What is the NSN for 259089 ASSY A?
259089 ASSY A is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-259-1319. 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