4DP2041-21 — VALVE,CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

4DP2041-21: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 922 BODY, thread_class: 2A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDS, connection_style: PLAIN (TUBE) ALL ENDS, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-482-8908, 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

4DP2041-21

NSN: 4820-00-482-8908
FSC: 4820 — Valves, Nonpowered
CAGE: 63686 — THE WALWORTH COMPANY (USA)

SPECIFICATIONS

material	COPPER ALLOY 922 BODY
thread_class	2A ALL ENDS A
connection_type	THREADED EXTERNAL TUBE ALL ENDS
connection_style	PLAIN (TUBE) ALL ENDS
style_designator	STRAIGHT THRU
thread_direction	RIGHT-HAND ALL ENDS
mounting_position	HORIZONTAL
operating_pressure	400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_device	DISK
nominal_thread_size	2.915 INCHES ALL ENDS IN
maximum_operating_temp	150.0 FAHRENHEIT SECOND RESPONSE DEGF
valve_operation_method	AUTOMATIC
NSN	4820-00-482-8908

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: DISK

•

CONNECTION STYLE: PLAIN (TUBE) ALL ENDS

•

MOUNTING POSITION: HORIZONTAL

•

CONNECTION TYPE: THREADED EXTERNAL TUBE ALL ENDS

•

STYLE DESIGNATOR: STRAIGHT THRU

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE SEAT

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	DISK
CONNECTION STYLE	PLAIN (TUBE) ALL ENDS
MOUNTING POSITION	HORIZONTAL
CONNECTION TYPE	THREADED EXTERNAL TUBE ALL ENDS
STYLE DESIGNATOR	STRAIGHT THRU
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-C-390, ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
OPERATING PRESSURE	400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
THREAD DIRECTION	RIGHT-HAND ALL ENDS

SUBSTITUTES & CROSS-REFERENCES 6

209-7438555Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

209-7438555 ITEM V-2Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

EA15931Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

4DP2041Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

803-1385721 1-1/2INReference document

Same NSN cross-reference

Reference document — Secondary reference

1385721EM0D 1-1Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 4DP2041-21?

4DP2041-21 is a VALVE,CHECK.

What parts can replace 4DP2041-21?

There are 6 known substitutes for 4DP2041-21: 209-7438555, 209-7438555 ITEM V-2, EA15931 and 3 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 4DP2041-21?

4DP2041-21 is cataloged in the U.S. Government catalog under NSN 4820-00-482-8908. This indicates validated use in U.S. government and defense supply chains.

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