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255753 PIECE 15 — PARTS KIT,BALL VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

255753 PIECE 15: PARTS KIT,BALL VALVE.

The PARTS KIT,BALL VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, overall_height: 2.456 INCHES NOMINAL IN, style_designator: PLAIN, seat_angle_in_deg: 30.000 NOMINAL, body_inside_diameter: 0.360 INCHES NOMINAL IN, body_outside_diameter: 2.127 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-222-0256, 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 15
NSN: 4820-01-222-0256
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
overall_height2.456 INCHES NOMINAL IN
style_designatorPLAIN
seat_angle_in_deg30.000 NOMINAL
body_inside_diameter0.360 INCHES NOMINAL IN
body_outside_diameter2.127 INCHES NOMINAL IN
seating_surface_shapeANGULAR
NSN4820-01-222-0256
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 255753 PIECE 15 · 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
•
BODY OUTSIDE DIAMETER: 2.127 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN
•
BODY INSIDE DIAMETER: 0.360 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
SEAT ANGLE IN DEG: 30.000 NOMINAL
•
SEATING SURFACE SHAPE: ANGULAR
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT2.456 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER2.127 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
BODY INSIDE DIAMETER0.360 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING OVERALL
SEAT ANGLE IN DEG30.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
SUBSTITUTES & CROSS-REFERENCES 3
255753Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
255751 PIECE 15Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
255751Reference 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 demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 255753 PIECE 15?
255753 PIECE 15 is a PARTS KIT,BALL VALVE.
What parts can replace 255753 PIECE 15?
There are 3 known substitutes for 255753 PIECE 15: 255753, 255751 PIECE 15, 255751. Substitute compatibility should be verified for your specific system.
What is the NSN for 255753 PIECE 15?
255753 PIECE 15 is cataloged in the U.S. Government catalog under NSN 4820-01-222-0256. 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.