PartsTable
Technical Data Sheet
20-11800 ✓ Verified by PartsTable
· GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY STEM, connection_type: THREADED INTERNAL PIPE FIRST END, connection_style: PLAIN, OPTIONAL END (PIPE) FIRST END, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND SECOND END, mounting_position: HORIZONTAL OR VERTICAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-546-0724, 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
20-11800
NSN: 4820-00-546-0724
FSC: 4820
CAGE: 03670 — TYCO FIRE PRODUCTS LP (USA)
SPECIFICATIONS
materialCOPPER ALLOY STEM
connection_typeTHREADED INTERNAL PIPE FIRST END
connection_stylePLAIN, OPTIONAL END (PIPE) FIRST END
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND SECOND END
mounting_positionHORIZONTAL OR VERTICAL
disk_loading_methodSPRING
flow_control_deviceBALL
nominal_thread_size1.000 INCHES FIRST END IN
valve_operation_methodAUTOMATIC
thread_series_designatorNPT SECOND END
nominal_pipe_size_accommodated1.000 INCHES FIRST END IN
NSN4820-00-546-0724
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 20-11800 · 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
NOMINAL THREAD SIZE: 1.000 INCHES FIRST END IN
FLOW CONTROL DEVICE: BALL
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL: PLASTIC FLOW CONTROL DEVICE
MOUNTING POSITION: HORIZONTAL OR VERTICAL
THREAD DIRECTION: RIGHT-HAND SECOND END
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSTRAIGHT THRU
NOMINAL THREAD SIZE1.000 INCHES FIRST END IN
FLOW CONTROL DEVICEBALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIALPLASTIC FLOW CONTROL DEVICE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD DIRECTIONRIGHT-HAND FIRST END
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) FIRST END
THREAD SERIES DESIGNATORNPT FIRST END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
4B8598Interchangeable
interchangeable cross-reference
interchangeable
V5032Interchangeable
interchangeable cross-reference
interchangeable
VX136Interchangeable
interchangeable cross-reference
interchangeable
58407Interchangeable
interchangeable cross-reference
interchangeable
493Interchangeable
interchangeable cross-reference
interchangeable
345Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
Ready to buy 20-11800?
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 20-11800?
20-11800 is a VALVE,CHECK.
What parts can replace 20-11800?
There are 10 known substitutes for 20-11800: 4B8598, V5032, VX136 and 7 more. Substitute compatibility should be verified for your specific system.
Is 20-11800 still available?
20-11800 is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 20-11800