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045722 — VALVE,VACUUM BREAKING

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

045722: VALVE,VACUUM BREAKING.

The VALVE,VACUUM BREAKING is a the manufacturer industrial component. Key specifications include special_features: FOR INSTALLATION ON BOTTOM OF PRIMARY PUMP HEAD, end_item_identification: ICS 1500 CHROMATOGRAPHY SYSTEM, part_name_assigned_by_controlling_agency: INLET CHECK VALVE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-594-9959, 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
045722
NSN: 4820-01-594-9959
FSC: 4820 — Valves, Nonpowered
CAGE: 21248 — DIONEX CORPORATION (USA)
SPECIFICATIONS
special_featuresFOR INSTALLATION ON BOTTOM OF PRIMARY PUMP HEAD
end_item_identificationICS 1500 CHROMATOGRAPHY SYSTEM
part_name_assigned_by_controlling_agencyINLET CHECK VALVE
NSN4820-01-594-9959
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 045722 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESFOR INSTALLATION ON BOTTOM OF PRIMARY PUMP HEAD
PART NAME ASSIGNED BY CONTROLLING AGENCYINLET CHECK VALVE
END ITEM IDENTIFICATIONICS 1500 CHROMATOGRAPHY SYSTEM
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 045722?
045722 is a VALVE,VACUUM BREAKING.
What is the NSN for 045722?
045722 is cataloged in the U.S. Government catalog under NSN 4820-01-594-9959. 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.