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CYLB 50419-1 — VALVE CHECK ASSY

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

CYLB 50419-1: VALVE CHECK ASSY.

The VALVE CHECK ASSY is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-165-7848, 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
CYLB 50419-1
NSN: 4820-01-165-7848
FSC: 4820 — Valves, Nonpowered
CAGE: 05624 — GE AVIATION SYSTEMS LLC DBA GE AVIATION SYSTEMS LLC (USA)
SPECIFICATIONS
Part NumberCYLB 50419-1
NSN4820-01-165-7848
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: CYLB 50419-1 · 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
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: STAINLESS STEEL; 2.500 IN. DIA; FLOW,STRAIGHT THRU; MAX TEMP 660 DEG F; MAX PRESSURE 150 PSIG AT 660; PROOF PR 200 PSIG; BURST PR 400 PSIG; MAX LEAK 0.220 LB MIN; OPENING PRESSURE SHALL NOT EXCEED 3.0 IN. WATER LBS
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTAINLESS STEEL; 2.500 IN. DIA; FLOW,STRAIGHT THRU; MAX TEMP 660 DEG F; MAX PRESSURE 150 PSIG AT 660; PROOF PR 200 PSIG; BURST PR 400 PSIG; MAX LEAK 0.220 LB MIN; OPENING PRESSURE SHALL NOT EXCEED 3.0 IN. WATER LBS
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is CYLB 50419-1?
CYLB 50419-1 is a VALVE CHECK ASSY.
What is the NSN for CYLB 50419-1?
CYLB 50419-1 is cataloged in the U.S. Government catalog under NSN 4820-01-165-7848. This indicates validated use in U.S. government and defense supply chains.
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