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255648 — WEIGHT,COUNTERBALANCE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

255648: WEIGHT,COUNTERBALANCE.

The WEIGHT,COUNTERBALANCE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-196-7511, 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
255648
NSN: 4820-01-196-7511
NIINs: 011967511, 011977739, 011977758, 012186625, 012477582
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
NSN4820-01-196-7511
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 255648 · 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
•
COMPONENT QUANTITY: 3
•
DOCUMENT TYPE: INDUSTRIAL DRAWING
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END ITEM SOURCE: 43689
•
COMPONENT DOCUMENT PAGE NUMBER: 1 AND 2 AND 3
•
DOCUMENT IDENTIFICATION: 255648
•
COMPONENT DOCUMENT ORIGIN: INDUSTRIAL
•
END ITEM NAME: BALL VALVE
•
DOCUMENT SOURCE: 43689
TECHNICAL CHARACTERISTICS
COMPONENT QUANTITY3
DOCUMENT TYPEINDUSTRIAL DRAWING
END ITEM SOURCE43689
COMPONENT DOCUMENT PAGE NUMBER1 AND 2 AND 3
DOCUMENT IDENTIFICATION255648
COMPONENT DOCUMENT ORIGININDUSTRIAL
END ITEM NAMEBALL VALVE
DOCUMENT SOURCE43689
END ITEM IDENTIFICATION255648
SUBSTITUTES & CROSS-REFERENCES 1
502-0122Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 255648?
255648 is a WEIGHT,COUNTERBALANCE.
What parts can replace 255648?
There is 1 known substitute for 255648: 502-0122. Substitute compatibility should be verified for your specific system.
What is the NSN for 255648?
255648 is cataloged in the U.S. Government catalog under NSN 4820-01-196-7511. 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.