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E2019X4 — COCK,DRAIN

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

E2019X4: COCK,DRAIN.

The COCK,DRAIN is a the manufacturer industrial component. Key specifications include reference_number_differentiating_characteristics: SELECTED AND TESTED FOR SPECIAL PROPULSION PLANT SYSTEMS. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-720-2096, 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
E2019X4
NSN: 4820-00-720-2096
FSC: 4820 — Valves, Nonpowered
CAGE: 72216 — UNITED TECHNOLOGIES AUTOMOTIVE INC COMPONENTS DIV (USA)
SPECIFICATIONS
reference_number_differentiating_characteristicsSELECTED AND TESTED FOR SPECIAL PROPULSION PLANT SYSTEMS
NSN4820-00-720-2096
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: E2019X4 · 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
SUBSTITUTES & CROSS-REFERENCES 6
2P-4173Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
3643936Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
DC607-5Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
12584254Reference document
Same NSN cross-reference
Reference document — Secondary reference
DC607-4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
E2019Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is E2019X4?
E2019X4 is a COCK,DRAIN.
What parts can replace E2019X4?
There are 6 known substitutes for E2019X4: 2P-4173, 3643936, DC607-5 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for E2019X4?
E2019X4 is cataloged in the U.S. Government catalog under NSN 4820-00-720-2096. 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.