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602788 — VALVE,RESTRICTOR CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

602788: VALVE,RESTRICTOR CHECK.

The VALVE,RESTRICTOR CHECK is a the manufacturer industrial component. Key specifications include special_features: NEXT HIGHER ASSEMBLY, PART NUMBER100731, VALVE ASSEMBLY, end_item_identification: P-6 FRICTION BRAKE AIR SYSTEM, ENGINEERED ARRESTING SYSTEMS CORP.. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-496-9853, 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
602788
NSN: 4820-01-496-9853
FSC: 4820 — Valves, Nonpowered
CAGE: 21439 — CURTISS-WRIGHT FLOW CONTROL SERVICE, LLC DBA ENGINEERED ARRESTING SYSTEMS - ESCO DIV CW FLOW CONTROL SVC LLC DBA (USA)
SPECIFICATIONS
special_featuresNEXT HIGHER ASSEMBLY, PART NUMBER100731, VALVE ASSEMBLY
end_item_identificationP-6 FRICTION BRAKE AIR SYSTEM, ENGINEERED ARRESTING SYSTEMS CORP.
NSN4820-01-496-9853
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 602788 · 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 FEATURESNEXT HIGHER ASSEMBLY, PART NUMBER100731, VALVE ASSEMBLY
END ITEM IDENTIFICATIONP-6 FRICTION BRAKE AIR SYSTEM, ENGINEERED ARRESTING SYSTEMS CORP.
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 602788?
602788 is a VALVE,RESTRICTOR CHECK.
What is the NSN for 602788?
602788 is cataloged in the U.S. Government catalog under NSN 4820-01-496-9853. 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.