55DE7L — VALVE,CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

55DE7L: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY SEAT, connection_type: UNTHREADED INTERNAL TUBE ALL ENDS, connection_style: SOCKET (TUBE) SECOND END, style_designator: STRAIGHT THRU, mounting_position: HORIZONTAL OR VERTICAL, disk_loading_method: SPRING. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-917-4382, 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

55DE7L

NSN: 4820-00-917-4382
FSC: 4820 — Valves, Nonpowered
CAGE: 23185 — DELTECH ENGINEERING LP (USA)

SPECIFICATIONS

material	COPPER ALLOY SEAT
connection_type	UNTHREADED INTERNAL TUBE ALL ENDS
connection_style	SOCKET (TUBE) SECOND END
style_designator	STRAIGHT THRU
mounting_position	HORIZONTAL OR VERTICAL
disk_loading_method	SPRING
flow_control_device	DISK
valve_operation_method	AUTOMATIC
nominal_outside_diameter_tube_accommodated	0.500 INCHES ALL ENDS IN
NSN	4820-00-917-4382

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: DISK

•

CONNECTION STYLE: SOCKET (TUBE) SECOND END

•

MOUNTING POSITION: HORIZONTAL OR VERTICAL

•

CONNECTION TYPE: UNTHREADED INTERNAL TUBE ALL ENDS

•

STYLE DESIGNATOR: STRAIGHT THRU

•

NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.500 INCHES ALL ENDS IN

•

DISK LOADING METHOD: SPRING

•

MATERIAL: COPPER ALLOY BODY

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	DISK
CONNECTION STYLE	SOCKET (TUBE) SECOND END
MOUNTING POSITION	HORIZONTAL OR VERTICAL
CONNECTION TYPE	UNTHREADED INTERNAL TUBE ALL ENDS
STYLE DESIGNATOR	STRAIGHT THRU
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.500 INCHES ALL ENDS IN
DISK LOADING METHOD	SPRING
MATERIAL	COPPER ALLOY BODY
MATERIAL	COPPER ALLOY FLOW CONTROL DEVICE
MATERIAL	COPPER ALLOY SEAT

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

EC37TB181Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 55DE7L?

55DE7L is a VALVE,CHECK.

What parts can replace 55DE7L?

There is 1 known substitute for 55DE7L: EC37TB181. Substitute compatibility should be verified for your specific system.

What is the NSN for 55DE7L?

55DE7L is cataloged in the U.S. Government catalog under NSN 4820-00-917-4382. This indicates validated use in U.S. government and defense supply chains.

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