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A9777M113 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

A9777M113: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-236-5999, 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
A9777M113
NSN: 4820-01-236-5999
NIINs: 012365999, 012366099
FSC: 4820 — Valves, Nonpowered
CAGE: 63686 — THE WALWORTH COMPANY (USA)
SPECIFICATIONS
Part NumberA9777M113
NSN4820-01-236-5999
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A9777M113 · 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
SUBSTITUTES & CROSS-REFERENCES 1
A9777M113 3IN SEAT RINGSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A9777M113?
A9777M113 is a DISK,VALVE.
What parts can replace A9777M113?
There is 1 known substitute for A9777M113: A9777M113 3IN SEAT RING. Substitute compatibility should be verified for your specific system.
What is the NSN for A9777M113?
A9777M113 is cataloged in the U.S. Government catalog under NSN 4820-01-236-5999. This indicates validated use in U.S. government and defense supply chains.
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