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L53300-20BB — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

L53300-20BB: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: STEEL FLOW CONTROL DEVICE, connection_style: BEADED (HOSE) FIRST END, style_designator: STRAIGHT THRU, disk_loading_method: SPRING, flow_control_device: POPPET, valve_operation_method: AUTOMATIC. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-024-4693, 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
L53300-20BB
NSN: 4820-00-024-4693
FSC: 4820 — Valves, Nonpowered
CAGE: 01178 — LOURDES INDUSTRIES, INC. (USA)
SPECIFICATIONS
materialSTEEL FLOW CONTROL DEVICE
connection_styleBEADED (HOSE) FIRST END
style_designatorSTRAIGHT THRU
disk_loading_methodSPRING
flow_control_devicePOPPET
valve_operation_methodAUTOMATIC
material_document_and_classificationQQ-A-225/8, ALLOY 6061 FED SPEC SINGLE MATERIAL RESPONSE BODY
NSN4820-00-024-4693
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: L53300-20BB · 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
•
FLOW CONTROL DEVICE: POPPET
•
CONNECTION STYLE: BEADED (HOSE) FIRST END
•
STYLE DESIGNATOR: STRAIGHT THRU
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/8, ALLOY 6061 FED SPEC SINGLE MATERIAL RESPONSE BODY
•
DISK LOADING METHOD: SPRING
•
MATERIAL: STEEL FLOW CONTROL DEVICE
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPET
CONNECTION STYLEBEADED (HOSE) FIRST END
STYLE DESIGNATORSTRAIGHT THRU
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8, ALLOY 6061 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,COMP 303-CANCELLED FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
DISK LOADING METHODSPRING
MATERIALSTEEL FLOW CONTROL DEVICE
MATERIALALUMINUM ALLOY BODY
VALVE OPERATION METHODAUTOMATIC
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
GV500LT20BBSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is L53300-20BB?
L53300-20BB is a VALVE,CHECK.
What parts can replace L53300-20BB?
There is 1 known substitute for L53300-20BB: GV500LT20BB. Substitute compatibility should be verified for your specific system.
What is the NSN for L53300-20BB?
L53300-20BB is cataloged in the U.S. Government catalog under NSN 4820-00-024-4693. This indicates validated use in U.S. government and defense supply chains.
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