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2640-009ASSYBD 14959 — LOCKING DEVICE,VALV

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2640-009ASSYBD 14959: LOCKING DEVICE,VALV.

The LOCKING DEVICE,VALV is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, functional_description: USED TO PREVENT VALVE HANDLE AND STEM FROM TURNING. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-141-1276, 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
2640-009ASSYBD 14959
NSN: 4820-01-141-1276
FSC: 4820 — Valves, Nonpowered
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
materialNICKEL ALLOY
functional_descriptionUSED TO PREVENT VALVE HANDLE AND STEM FROM TURNING
NSN4820-01-141-1276
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2640-009ASSYBD 14959 · 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 2
2640-009ASSY7 14959Reference document
Same NSN cross-reference
Reference document — Secondary reference
2640-009Reference 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 2640-009ASSYBD 14959?
2640-009ASSYBD 14959 is a LOCKING DEVICE,VALV.
What parts can replace 2640-009ASSYBD 14959?
There are 2 known substitutes for 2640-009ASSYBD 14959: 2640-009ASSY7 14959, 2640-009. Substitute compatibility should be verified for your specific system.
What is the NSN for 2640-009ASSYBD 14959?
2640-009ASSYBD 14959 is cataloged in the U.S. Government catalog under NSN 4820-01-141-1276. 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.