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18020 15650-1 — COCK,POPPET DRAIN

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

18020 15650-1: COCK,POPPET DRAIN.

The COCK,POPPET DRAIN is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY BODY, thread_class: 2B ALL ENDS, connection_type: THREADED INTERNAL TUBE ALL ENDS, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS, nominal_thread_size: 0.375 INCHES ALL ENDS IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-367-4784, 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
18020 15650-1
NSN: 4820-01-367-4784
FSC: 4820 — Valves, Nonpowered
CAGE: 09032 — TATE ANDALE, LLC (USA)
SPECIFICATIONS
materialNICKEL ALLOY BODY
thread_class2B ALL ENDS
connection_typeTHREADED INTERNAL TUBE ALL ENDS
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
nominal_thread_size0.375 INCHES ALL ENDS IN
valve_operation_methodMANUAL
end_item_identificationTATE ANDALE;3 IN. DUPLES STRAINER;TYPE II CLASS 2 IN
thread_quantity_per_inch24 ALL ENDS
thread_series_designatorUN ALL ENDS
NSN4820-01-367-4784
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 18020 15650-1 · 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
•
CONNECTION TYPE: THREADED INTERNAL TUBE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
NOMINAL THREAD SIZE: 0.375 INCHES ALL ENDS IN
•
THREAD CLASS: 2B ALL ENDS
•
THREAD QUANTITY PER INCH: 24 ALL ENDS
•
MATERIAL: NICKEL ALLOY BODY
TECHNICAL CHARACTERISTICS
CONNECTION TYPETHREADED INTERNAL TUBE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
THREAD DIRECTIONRIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE0.375 INCHES ALL ENDS IN
THREAD CLASS2B ALL ENDS
END ITEM IDENTIFICATIONTATE ANDALE;3 IN. DUPLES STRAINER;TYPE II CLASS 2 IN
THREAD QUANTITY PER INCH24 ALL ENDS
MATERIALNICKEL ALLOY BODY
THREAD SERIES DESIGNATORUN ALL ENDS
VALVE OPERATION METHODMANUAL
SUBSTITUTES & CROSS-REFERENCES 1
33221Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 18020 15650-1?
18020 15650-1 is a COCK,POPPET DRAIN.
What parts can replace 18020 15650-1?
There is 1 known substitute for 18020 15650-1: 33221. Substitute compatibility should be verified for your specific system.
What is the NSN for 18020 15650-1?
18020 15650-1 is cataloged in the U.S. Government catalog under NSN 4820-01-367-4784. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.