DD-1840 — VALVE,PLUG

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

DD-1840: VALVE,PLUG.

The VALVE,PLUG is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 922 BODY, flow_style: TWO-WAY TWO PORT 90 DEGREE PLUG TURN, flange_shape: ROUND WITH HOLES ALL ENDS, connection_type: FLANGE ALL ENDS, nominal_thickness: 0.500 INCHES ALL ENDS IN, bolt_hole_quantity: 8 ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-389-9061, 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

DD-1840

NSN: 4820-01-389-9061
FSC: 4820 — Valves, Nonpowered
CAGE: 53424 — CUNICO CORPORATION (USA)

SPECIFICATIONS

material	COPPER ALLOY 922 BODY
flow_style	TWO-WAY TWO PORT 90 DEGREE PLUG TURN
flange_shape	ROUND WITH HOLES ALL ENDS
connection_type	FLANGE ALL ENDS
nominal_thickness	0.500 INCHES ALL ENDS IN
bolt_hole_quantity	8 ALL ENDS
flange_face_design	PLAIN ALL ENDS
operating_pressure	100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
maximum_operating_temp	200.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_method	AUTOMATIC
media_for_which_designed	STEAM SINGLE RESPONSE
nominal_outside_diameter	7.688 INCHES ALL ENDS IN
NSN	4820-01-389-9061

COMPONENT DIAGRAM

KEY FEATURES

•

FLANGE SHAPE: ROUND WITH HOLES ALL ENDS

•

FLANGE FACE DESIGN: PLAIN ALL ENDS

•

BOLT CIRCLE NOMINAL DIAMETER: 6.562 INCHES ALL ENDS IN

•

CONNECTION TYPE: FLANGE ALL ENDS

•

BOLT HOLE NOMINAL DIAMETER: 0.562 INCHES ALL ENDS IN

•

FLOW STYLE: TWO-WAY TWO PORT 90 DEGREE PLUG TURN

•

OPERATING PRESSURE: 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

•

MAXIMUM OPERATING TEMP: 200.0 FAHRENHEIT SINGLE RESPONSE DEGF

TECHNICAL CHARACTERISTICS

FLANGE SHAPE	ROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGN	PLAIN ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER	6.562 INCHES ALL ENDS IN
CONNECTION TYPE	FLANGE ALL ENDS
BOLT HOLE NOMINAL DIAMETER	0.562 INCHES ALL ENDS IN
FLOW STYLE	TWO-WAY TWO PORT 90 DEGREE PLUG TURN
OPERATING PRESSURE	100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MAXIMUM OPERATING TEMP	200.0 FAHRENHEIT SINGLE RESPONSE DEGF
NOMINAL OUTSIDE DIAMETER	7.688 INCHES ALL ENDS IN
BOLT HOLE QUANTITY	8 ALL ENDS

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

DD-4840Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is DD-1840?

DD-1840 is a VALVE,PLUG.

What parts can replace DD-1840?

There is 1 known substitute for DD-1840: DD-4840. Substitute compatibility should be verified for your specific system.

What is the NSN for DD-1840?

DD-1840 is cataloged in the U.S. Government catalog under NSN 4820-01-389-9061. This indicates validated use in U.S. government and defense supply chains.

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