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LSD 8503 6IN — VALVE,GATE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

LSD 8503 6IN: VALVE,GATE.

The VALVE,GATE is a the manufacturer industrial component. Key specifications include material: STEEL STEM, stem_type: RISING, valve_size: 6.000 INCHES IN, bonnet_type: OUTSIDE SCREW-YOKE, connection_type: FLANGE, ROUND W/HOLES, flange_diameter: 11.000 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-468-1833, 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
LSD 8503 6IN
NSN: 4820-01-468-1833
FSC: 4820 — Valves, Nonpowered
CAGE: 79342 — WILLIAM E WILLIAMS VALVE CORP (USA)
SPECIFICATIONS
materialSTEEL STEM
stem_typeRISING
valve_size6.000 INCHES IN
bonnet_typeOUTSIDE SCREW-YOKE
connection_typeFLANGE, ROUND W/HOLES
flange_diameter11.000 INCHES IN
bolt_hole_quantity8
flange_face_designRAISED
face_to_face_distance10.500 INCHES IN
valve_operation_methodMANUAL
bonnet_attachment_methodBOLTED
furnished_items_and_quantity1 HANDWHEEL
NSN4820-01-468-1833
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: LSD 8503 6IN · 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
•
FURNISHED ITEMS AND QUANTITY: 1 HANDWHEEL
•
INLET RELATIONSHIP WITH OUTLET: IDENTICAL
•
FLANGE FACE DESIGN: RAISED
•
STEM TYPE: RISING
•
CONNECTION TYPE: FLANGE, ROUND W/HOLES
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A216 ASSN STD SINGLE MATERIAL RESPONSE BODY
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 HANDWHEEL
INLET RELATIONSHIP WITH OUTLETIDENTICAL
FLANGE FACE DESIGNRAISED
STEM TYPERISING
CONNECTION TYPEFLANGE, ROUND W/HOLES
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A216 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A182 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A216 ASSN STD SINGLE MATERIAL RESPONSE DISK
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A216 ASSN STD SINGLE MATERIAL RESPONSE SEAT
VALVE SIZE6.000 INCHES IN
SUBSTITUTES & CROSS-REFERENCES 1
LSD 8503Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 LSD 8503 6IN?
LSD 8503 6IN is a VALVE,GATE.
What parts can replace LSD 8503 6IN?
There is 1 known substitute for LSD 8503 6IN: LSD 8503. Substitute compatibility should be verified for your specific system.
What is the NSN for LSD 8503 6IN?
LSD 8503 6IN is cataloged in the U.S. Government catalog under NSN 4820-01-468-1833. 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.