2W86657 — VALVE,CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

2W86657: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, connection_style: PLAIN, OPTIONAL END (PIPE) ALL ENDS, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS, operating_pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS, disk_loading_method: WEIGHT. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-044-0543, 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

2W86657

NSN: 4820-00-044-0543
FSC: 4820 — Valves, Nonpowered
CAGE: 33968 — CLARK EQUIPMENT CO DIV DOOSAN INFRACORE PORTABLE POWER (USA)

SPECIFICATIONS

material	COPPER ALLOY OVERALL
connection_style	PLAIN, OPTIONAL END (PIPE) ALL ENDS
style_designator	STRAIGHT THRU
thread_direction	RIGHT-HAND ALL ENDS
operating_pressure	150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
disk_loading_method	WEIGHT
flow_control_device	DISK
nominal_thread_size	1.250 INCHES ALL ENDS IN
maximum_operating_temp	100.0 FAHRENHEIT SECOND RESPONSE DEGF
valve_operation_method	AUTOMATIC
media_for_which_designed	WATER-OIL-GAS SECOND RESPONSE
renewable_seat_ring_type	THREADED
NSN	4820-00-044-0543

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: DISK

•

RENEWABLE SEAT RING TYPE: THREADED

•

CONNECTION STYLE: PLAIN, OPTIONAL END (PIPE) ALL ENDS

•

STYLE DESIGNATOR: STRAIGHT THRU

•

OPERATING PRESSURE: 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS

•

THREAD DIRECTION: RIGHT-HAND ALL ENDS

•

NOMINAL THREAD SIZE: 1.250 INCHES ALL ENDS IN

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	DISK
RENEWABLE SEAT RING TYPE	THREADED
CONNECTION STYLE	PLAIN, OPTIONAL END (PIPE) ALL ENDS
STYLE DESIGNATOR	STRAIGHT THRU
OPERATING PRESSURE	300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
OPERATING PRESSURE	150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
THREAD DIRECTION	RIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE	1.250 INCHES ALL ENDS IN
MAXIMUM OPERATING TEMP	406.0 FAHRENHEIT FIRST RESPONSE DEGF
MAXIMUM OPERATING TEMP	100.0 FAHRENHEIT SECOND RESPONSE DEGF

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 3

FIG N0. T433-YReference document

Same NSN cross-reference

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

FIG NO. T433-Y 1 1-4Reference document

Same NSN cross-reference

Reference document — Secondary reference

2W88543Reference 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 2W86657?

2W86657 is a VALVE,CHECK.

What parts can replace 2W86657?

There are 3 known substitutes for 2W86657: FIG N0. T433-Y, FIG NO. T433-Y 1 1-4, 2W88543. Substitute compatibility should be verified for your specific system.

What is the NSN for 2W86657?

2W86657 is cataloged in the U.S. Government catalog under NSN 4820-00-044-0543. This indicates validated use in U.S. government and defense supply chains.

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