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8779526 — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

8779526: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include valve_size: 1.205 INCHES IN, style_designator: STRAIGHT THRU, operating_pressure: 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, face_to_face_distance: 2.000 INCHES IN, maximum_operating_temp: -65.0 FAHRENHEIT FIRST RESPONSE DEGF, valve_operation_method: AUTOMATIC. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-614-9162, 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
8779526
NSN: 4820-00-614-9162
FSC: 4820 — Valves, Nonpowered
CAGE: 19206 — ARMY, UNITED STATES DEPARTMENT OF THE DBA WATERVLIET ARSENAL DIV BUSINESS DEVELOPMENT (USA)
SPECIFICATIONS
valve_size1.205 INCHES IN
style_designatorSTRAIGHT THRU
operating_pressure600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
face_to_face_distance2.000 INCHES IN
maximum_operating_temp-65.0 FAHRENHEIT FIRST RESPONSE DEGF
valve_operation_methodAUTOMATIC
end_item_identification152MM,M81E1 GUN LAUNCHER CANNON MM
NSN4820-00-614-9162
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8779526 · 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
•
STYLE DESIGNATOR: STRAIGHT THRU
•
OPERATING PRESSURE: 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
VALVE SIZE: 1.205 INCHES IN
•
MAXIMUM OPERATING TEMP: -65.0 FAHRENHEIT FIRST RESPONSE DEGF
•
FACE TO FACE DISTANCE: 2.000 INCHES IN
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSTRAIGHT THRU
OPERATING PRESSURE600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VALVE SIZE1.205 INCHES IN
MAXIMUM OPERATING TEMP-65.0 FAHRENHEIT FIRST RESPONSE DEGF
MAXIMUM OPERATING TEMP140.0 FAHRENHEIT SECOND RESPONSE DEGF
FACE TO FACE DISTANCE2.000 INCHES IN
END ITEM IDENTIFICATION152MM,M81E1 GUN LAUNCHER CANNON MM
VALVE OPERATION METHODAUTOMATIC
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8779526?
8779526 is a VALVE,CHECK.
What is the NSN for 8779526?
8779526 is cataloged in the U.S. Government catalog under NSN 4820-00-614-9162. 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.