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255773 — VALVE,BALL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

255773: VALVE,BALL.

The VALVE,BALL is a the manufacturer industrial component. Key specifications include special_features: TWO INCH VALVE;ASSEMBLY SHOULD NOT BE USED WITH SEA WATER. ITEM DOES NOT INCLUDE A LOCKING DEVICE, end_item_identification: W/S LOS ANGELES CLASS SSN (688).

This part is cataloged in the U.S. Government catalog under NSN 4820-01-207-9523, 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
255773
NSN: 4820-01-207-9523
NIINs: 012079523, 012161035, 012209819, 014639704
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
special_featuresTWO INCH VALVE;ASSEMBLY SHOULD NOT BE USED WITH SEA WATER. ITEM DOES NOT INCLUDE A LOCKING DEVICE
end_item_identificationW/S LOS ANGELES CLASS SSN (688)
NSN4820-01-207-9523
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 255773 · 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
•
NOMINAL PIPE SIZE ACCOMMODATED: 1.250 INCHES FIRST END IN
•
STYLE DESIGNATOR: ANGLE W/OFFSET
•
OPERATING PRESSURE: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
BONNET TYPE: INSIDE SCREW
•
BONNET ATTACHMENT METHOD: THREADED
•
VALVE OPERATION METHOD: MANUAL
TECHNICAL CHARACTERISTICS
NOMINAL PIPE SIZE ACCOMMODATED1.250 INCHES FIRST END IN
STYLE DESIGNATORANGLE W/OFFSET
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODTHREADED
VALVE OPERATION METHODMANUAL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 255773?
255773 is a VALVE,BALL.
What is the NSN for 255773?
255773 is cataloged in the U.S. Government catalog under NSN 4820-01-207-9523. 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.