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1159SCH528-7 — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1159SCH528-7: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include special_features: FOR BRAKE CONTROL/METERING VALVES (5001-5209), end_item_identification: GULFSTREAM G550 AIRCRAFT, part_name_assigned_by_controlling_agency: VALVE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-667-1349, 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
1159SCH528-7
NSN: 4820-01-667-1349
FSC: 4820 — Valves, Nonpowered
CAGE: 59734 — GULFSTREAM AEROSPACE CORPORATION DIV GOVERNMENT CONTRACTS (USA)
SPECIFICATIONS
special_featuresFOR BRAKE CONTROL/METERING VALVES (5001-5209)
end_item_identificationGULFSTREAM G550 AIRCRAFT
part_name_assigned_by_controlling_agencyVALVE
NSN4820-01-667-1349
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1159SCH528-7 · 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 BRAKE CONTROL/METERING VALVES (5001-5209)
PART NAME ASSIGNED BY CONTROLLING AGENCYVALVE
END ITEM IDENTIFICATIONGULFSTREAM G550 AIRCRAFT
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
1159SCH528-9Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1159SCH528-7?
1159SCH528-7 is a VALVE,CHECK.
What parts can replace 1159SCH528-7?
There is 1 known substitute for 1159SCH528-7: 1159SCH528-9. Substitute compatibility should be verified for your specific system.
What is the NSN for 1159SCH528-7?
1159SCH528-7 is cataloged in the U.S. Government catalog under NSN 4820-01-667-1349. This indicates validated use in U.S. government and defense supply chains.
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