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H019037-SV — VALVE,PURGE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

H019037-SV: VALVE,PURGE.

The VALVE,PURGE is a the manufacturer industrial component. Key specifications include end_item_identification: NHA 2004027, part_name_assigned_by_controlling_agency: WELDMENT VALVE SERVICE - RED. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-643-8863, 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
H019037-SV
NSN: 4820-01-643-8863
FSC: 4820 — Valves, Nonpowered
CAGE: 0WJE1 — HDT EXPEDITIONARY SYSTEMS INC (USA)
SPECIFICATIONS
end_item_identificationNHA 2004027
accessory_components_and_quantityELBOW COPPER ACR 90 3.8FX3.8M 3001438-001F, VALVE ACCESS WAGNER 1.4 IN 3001456-002, ELBOW COPPER ACR 90 3/8FX3/8F LR 3002534-002F, TUBE ACR 3/8X7/8 1023007, REFRIGERANT SERVICE VALVE 3003227-001 IN
part_name_assigned_by_controlling_agencyWELDMENT VALVE SERVICE - RED
NSN4820-01-643-8863
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: H019037-SV · 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
•
ACCESSORY COMPONENTS AND QUANTITY: ELBOW COPPER ACR 90 3.8FX3.8M 3001438-001F, VALVE ACCESS WAGNER 1.4 IN 3001456-002, ELBOW COPPER ACR 90 3/8FX3/8F LR 3002534-002F, TUBE ACR 3/8X7/8 1023007, REFRIGERANT SERVICE VALVE 3003227-001 IN
TECHNICAL CHARACTERISTICS
ACCESSORY COMPONENTS AND QUANTITYELBOW COPPER ACR 90 3.8FX3.8M 3001438-001F, VALVE ACCESS WAGNER 1.4 IN 3001456-002, ELBOW COPPER ACR 90 3/8FX3/8F LR 3002534-002F, TUBE ACR 3/8X7/8 1023007, REFRIGERANT SERVICE VALVE 3003227-001 IN
PART NAME ASSIGNED BY CONTROLLING AGENCYWELDMENT VALVE SERVICE - RED
END ITEM IDENTIFICATIONNHA 2004027
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
1005227Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 H019037-SV?
H019037-SV is a VALVE,PURGE.
What parts can replace H019037-SV?
There is 1 known substitute for H019037-SV: 1005227. Substitute compatibility should be verified for your specific system.
What is the NSN for H019037-SV?
H019037-SV is cataloged in the U.S. Government catalog under NSN 4820-01-643-8863. 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.