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255753 PIECE 5 — PARTS KIT,BALL VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

255753 PIECE 5: PARTS KIT,BALL VALVE.

The PARTS KIT,BALL VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, port_diameter: 1.250 INCHES NOMINAL IN, port_configuration: STRAIGHT, spherical_diameter: 2.123 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-233-4877, 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
255753 PIECE 5
NSN: 4820-01-233-4877
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
port_diameter1.250 INCHES NOMINAL IN
port_quantity2
port_configurationSTRAIGHT
spherical_diameter2.123 INCHES NOMINAL IN
stem_accommodation_quantity2
NSN4820-01-233-4877
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 255753 PIECE 5 · 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
•
PORT DIAMETER: 1.250 INCHES NOMINAL IN
•
SPHERICAL DIAMETER: 2.123 INCHES NOMINAL IN
•
PORT CONFIGURATION: STRAIGHT
•
STEM ACCOMMODATION QUANTITY: 2
•
PORT QUANTITY: 2
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
PORT DIAMETER1.250 INCHES NOMINAL IN
SPHERICAL DIAMETER2.123 INCHES NOMINAL IN
PORT CONFIGURATIONSTRAIGHT
STEM ACCOMMODATION QUANTITY2
PORT QUANTITY2
MATERIALSTEEL CORROSION RESISTING
SUBSTITUTES & CROSS-REFERENCES 1
255753Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 255753 PIECE 5?
255753 PIECE 5 is a PARTS KIT,BALL VALVE.
What parts can replace 255753 PIECE 5?
There is 1 known substitute for 255753 PIECE 5: 255753. Substitute compatibility should be verified for your specific system.
What is the NSN for 255753 PIECE 5?
255753 PIECE 5 is cataloged in the U.S. Government catalog under NSN 4820-01-233-4877. 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.