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VN4-4BA — PARTS KIT,PRESSURE REGULATING VA

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

VN4-4BA: PARTS KIT,PRESSURE REGULATING VA.

PARTS KIT,PRESSURE REGULATING VA. Key specifications include document_type: CATALOG SHEET, document_source: 1B3E5, end_item_identification: NITROGEN GENERATOR, component_document_origin: INDUSTRIAL, part_name_assigned_by_controlling_agency: VALVE ELEMENT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-735-8568, 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
VN4-4BA
NSN: 4820-01-735-8568
FSC: 4820 — Valves, Nonpowered
CAGE: 1B3E5 — ON SITE GAS SYSTEMS INC (USA)
SPECIFICATIONS
document_typeCATALOG SHEET
document_source1B3E5
end_item_identificationNITROGEN GENERATOR
component_document_originINDUSTRIAL
part_name_assigned_by_controlling_agencyVALVE ELEMENT
NSN4820-01-735-8568
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: VN4-4BA · 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
•
DOCUMENT TYPE: CATALOG SHEET
•
COMPONENT DOCUMENT ORIGIN: INDUSTRIAL
•
DOCUMENT SOURCE: 1B3E5
TECHNICAL CHARACTERISTICS
DOCUMENT TYPECATALOG SHEET
COMPONENT DOCUMENT ORIGININDUSTRIAL
DOCUMENT SOURCE1B3E5
PART NAME ASSIGNED BY CONTROLLING AGENCYVALVE ELEMENT
END ITEM IDENTIFICATIONNITROGEN GENERATOR
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
S9593GDMMO022TBL7-158FIG6-767-FCReference 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 VN4-4BA?
VN4-4BA is a PARTS KIT,PRESSURE REGULATING VA.
What parts can replace VN4-4BA?
There is 1 known substitute for VN4-4BA: S9593GDMMO022TBL7-158FIG6-767-FC. Substitute compatibility should be verified for your specific system.
What is the NSN for VN4-4BA?
VN4-4BA is cataloged in the U.S. Government catalog under NSN 4820-01-735-8568. 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.