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2CX451 — VALVE,LINEAR,DIRECTIONAL CONTROL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2CX451: VALVE,LINEAR,DIRECTIONAL CONTROL.

VALVE,LINEAR,DIRECTIONAL CONTROL. This part is cataloged in the U.S. Government catalog under NSN 4820-01-228-1737, 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
2CX451
NSN: 4820-01-228-1737
FSC: 4820 — Valves, Nonpowered
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
Part Number2CX451
NSN4820-01-228-1737
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2CX451 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESCONSIST OF TWO A AND B CYLINDER PORTS NO.8SAE TYPE 6,TWO PRESSURE AND TANK PORTS NO.10SAE,ONE Z PORT NO.6SAEVALVE LENGTH 8.00 INCHES.VALVE HEIGHT 6.125 VALVE WIDTH 6.000 INCHES,VALVE HANDLE TYPE THREE 4.570 INCHES,WITH .375-16 THREAD,LENGTH .560 ONE END IN
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
MCD-2139Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 2CX451?
2CX451 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What parts can replace 2CX451?
There is 1 known substitute for 2CX451: MCD-2139. Substitute compatibility should be verified for your specific system.
What is the NSN for 2CX451?
2CX451 is cataloged in the U.S. Government catalog under NSN 4820-01-228-1737. This indicates validated use in U.S. government and defense supply chains.
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