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S1019166 — VALVE,STOP-CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

S1019166: VALVE,STOP-CHECK.

The VALVE,STOP-CHECK is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY BODY, bonnet_type: INSIDE SCREW, connection_type: UNTHREADED INTERNAL TUBE ALL ENDS, connection_style: PLAIN (TUBE) ALL ENDS, style_designator: STRAIGHT THRU, mounting_position: HORIZONTAL OR VERTICAL. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-436-2995, 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
S1019166
NSN: 4820-00-436-2995
FSC: 4820 — Valves, Nonpowered
CAGE: 88277 — THE BOEING COMPANY (USA)
SPECIFICATIONS
materialALUMINUM ALLOY BODY
bonnet_typeINSIDE SCREW
connection_typeUNTHREADED INTERNAL TUBE ALL ENDS
connection_stylePLAIN (TUBE) ALL ENDS
style_designatorSTRAIGHT THRU
mounting_positionHORIZONTAL OR VERTICAL
disk_loading_methodSPRING
flow_control_deviceDISK
valve_operation_methodMANUAL
bonnet_attachment_methodTHREADED
NSN4820-00-436-2995
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: S1019166 · 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
•
FLOW CONTROL DEVICE: DISK
•
CONNECTION STYLE: PLAIN (TUBE) ALL ENDS
•
MOUNTING POSITION: HORIZONTAL OR VERTICAL
•
CONNECTION TYPE: UNTHREADED INTERNAL TUBE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
BONNET TYPE: INSIDE SCREW
•
DISK LOADING METHOD: SPRING
•
BONNET ATTACHMENT METHOD: THREADED
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
CONNECTION STYLEPLAIN (TUBE) ALL ENDS
MOUNTING POSITIONHORIZONTAL OR VERTICAL
CONNECTION TYPEUNTHREADED INTERNAL TUBE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
BONNET TYPEINSIDE SCREW
DISK LOADING METHODSPRING
BONNET ATTACHMENT METHODTHREADED
MATERIALALUMINUM ALLOY BODY
VALVE OPERATION METHODMANUAL
SUBSTITUTES & CROSS-REFERENCES 1
1019166Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S1019166?
S1019166 is a VALVE,STOP-CHECK.
What parts can replace S1019166?
There is 1 known substitute for S1019166: 1019166. Substitute compatibility should be verified for your specific system.
What is the NSN for S1019166?
S1019166 is cataloged in the U.S. Government catalog under NSN 4820-00-436-2995. 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.