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49878 PIECE 3 — RETAINER,DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

49878 PIECE 3: RETAINER,DISK,VALVE.

The RETAINER,DISK,VALVE is a the manufacturer industrial component. Key specifications include material: IRON CAST, end_item_identification: CLA-VAL BALLAST VALVE, valve_size_for_which_designed: 6.000 INCHES IN, valve_model_number_for_which_designed: 240M-3. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-225-6956, 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
49878 PIECE 3
NSN: 4820-01-225-6956
FSC: 4820 — Valves, Nonpowered
CAGE: 86184 — GRISWOLD INDUSTRIES DBA CLA-VAL CO (USA)
SPECIFICATIONS
materialIRON CAST
end_item_identificationCLA-VAL BALLAST VALVE
valve_size_for_which_designed6.000 INCHES IN
valve_model_number_for_which_designed240M-3
NSN4820-01-225-6956
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 49878 PIECE 3 · 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
•
VALVE MODEL NUMBER FOR WHICH DESIGNED: 240M-3
•
VALVE SIZE FOR WHICH DESIGNED: 6.000 INCHES IN
•
MATERIAL: IRON CAST
TECHNICAL CHARACTERISTICS
VALVE MODEL NUMBER FOR WHICH DESIGNED240M-3
VALVE SIZE FOR WHICH DESIGNED6.000 INCHES IN
END ITEM IDENTIFICATIONCLA-VAL BALLAST VALVE
MATERIALIRON CAST
SUBSTITUTES & CROSS-REFERENCES 1
49944Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 49878 PIECE 3?
49878 PIECE 3 is a RETAINER,DISK,VALVE.
What parts can replace 49878 PIECE 3?
There is 1 known substitute for 49878 PIECE 3: 49944. Substitute compatibility should be verified for your specific system.
What is the NSN for 49878 PIECE 3?
49878 PIECE 3 is cataloged in the U.S. Government catalog under NSN 4820-01-225-6956. 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.