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2640-009 — LOCKING DEVICE,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2640-009: LOCKING DEVICE,VALVE.

The LOCKING DEVICE,VALVE 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 4820-01-116-3791, 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
2640-009
NSN: 4820-01-116-3791
NIINs: 011163791, 011163792, 011411276, 014157928, 014164050, 014164055, 014180975, 014184030, 015047423
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
NSN4820-01-116-3791
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2640-009 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: CONSISTS OF WIRE BRAIDED 0.125 IN. DIA NICKEL COPPER ALLOY; BARREL SPACER NICKEL COPPER ALLOY; BOLT-EYE SPACER 0.250 IN. BY 2.000 IN. LOCKED OPEN IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCONSISTS OF WIRE BRAIDED 0.125 IN. DIA NICKEL COPPER ALLOY; BARREL SPACER NICKEL COPPER ALLOY; BOLT-EYE SPACER 0.250 IN. BY 2.000 IN. LOCKED OPEN IN
SUBSTITUTES & CROSS-REFERENCES 4
845-1889758ASSY3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
4820PL1261256Reference document
Same NSN cross-reference
Reference document — Informative reference only
SS845-1889758ASReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
845-1889758Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2640-009?
2640-009 is a LOCKING DEVICE,VALVE.
What parts can replace 2640-009?
There are 4 known substitutes for 2640-009: 845-1889758ASSY3, 4820PL1261256, SS845-1889758AS and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2640-009?
2640-009 is cataloged in the U.S. Government catalog under NSN 4820-01-116-3791. This indicates validated use in U.S. government and defense supply chains.
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