PartsTable
Technical Data Sheet
Download PDF

1111-526149 — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1111-526149: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING FLOW CONTROL DEVICE, mounting_facility: THREADED FASTENER, mounting_position: HORIZONTAL, surface_treatment: ANODIZE, disk_loading_method: SPRING, flow_control_device: DISK. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-328-2637, 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
1111-526149
NSN: 4820-00-328-2637
FSC: 4820 — Valves, Nonpowered
CAGE: 92003 — PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
mounting_facilityTHREADED FASTENER
mounting_positionHORIZONTAL
surface_treatmentANODIZE
disk_loading_methodSPRING
flow_control_deviceDISK
valve_operation_methodAUTOMATIC
NSN4820-00-328-2637
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1111-526149 · 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
•
MOUNTING POSITION: HORIZONTAL
•
DISK LOADING METHOD: SPRING
•
MOUNTING FACILITY: THREADED FASTENER
•
SURFACE TREATMENT: ANODIZE
•
MATERIAL: STEEL CORROSION RESISTING FLOW CONTROL DEVICE
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
MOUNTING POSITIONHORIZONTAL
DISK LOADING METHODSPRING
MOUNTING FACILITYTHREADED FASTENER
SURFACE TREATMENTANODIZE
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALALUMINUM ALLOY BODY
VALVE OPERATION METHODAUTOMATIC
SUBSTITUTES & CROSS-REFERENCES 2
177-948021Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
52SP5000Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 1111-526149?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 1111-526149?
1111-526149 is a VALVE,CHECK.
What parts can replace 1111-526149?
There are 2 known substitutes for 1111-526149: 177-948021, 52SP5000. Substitute compatibility should be verified for your specific system.
What is the NSN for 1111-526149?
1111-526149 is cataloged in the U.S. Government catalog under NSN 4820-00-328-2637. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 1111-526149

✓ 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.