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6310143 — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

6310143: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROSILICONE CLASS FQ BODY, style_designator: STRAIGHT THRU, mounting_position: HORIZONTAL, flow_control_device: DISK, valve_operation_method: AUTOMATIC, media_for_which_designed: AIR SINGLE RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-319-4327, 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
6310143
NSN: 4820-01-319-4327
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialRUBBER FLUOROSILICONE CLASS FQ BODY
style_designatorSTRAIGHT THRU
mounting_positionHORIZONTAL
flow_control_deviceDISK
valve_operation_methodAUTOMATIC
media_for_which_designedAIR SINGLE RESPONSE
NSN4820-01-319-4327
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6310143 · 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
•
STYLE DESIGNATOR: STRAIGHT THRU
•
MEDIA FOR WHICH DESIGNED: AIR SINGLE RESPONSE
•
MATERIAL: RUBBER FLUOROSILICONE CLASS FQ BODY
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
MOUNTING POSITIONHORIZONTAL
STYLE DESIGNATORSTRAIGHT THRU
MEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
MATERIALRUBBER FLUOROSILICONE CLASS FQ BODY
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 1
6310143FSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 6310143?
6310143 is a VALVE,CHECK.
What parts can replace 6310143?
There is 1 known substitute for 6310143: 6310143F. Substitute compatibility should be verified for your specific system.
What is the NSN for 6310143?
6310143 is cataloged in the U.S. Government catalog under NSN 4820-01-319-4327. 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.