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187 7343 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

187 7343: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: INCLUDED, body_style: ANGLE W/OFFSET, regulation_type: MANUAL SINGLE STAGE, special_features: MULTIPLE INLET AND OUTLET CONNECTIONS, flow_control_device: PISTON, SPRING LOADED, valve_loading_method: SPRING. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-425-9532, 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
187 7343
NSN: 4820-01-425-9532
FSC: 4820 — Valves, Nonpowered
CAGE: S8829 — CARGOTEC SWEDEN AB - MACGREGOR CRANES (SWE)
SPECIFICATIONS
filterINCLUDED
body_styleANGLE W/OFFSET
regulation_typeMANUAL SINGLE STAGE
special_featuresMULTIPLE INLET AND OUTLET CONNECTIONS
flow_control_devicePISTON, SPRING LOADED
valve_loading_methodSPRING
manual_control_methodSCREW
end_item_identificationSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
media_for_which_designedHYDRAULIC OIL
NSN4820-01-425-9532
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 187 7343 · 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: PISTON, SPRING LOADED
•
BODY STYLE: ANGLE W/OFFSET
•
REGULATION TYPE: MANUAL SINGLE STAGE
•
MANUAL CONTROL METHOD: SCREW
•
VALVE LOADING METHOD: SPRING
•
MEDIA FOR WHICH DESIGNED: HYDRAULIC OIL
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPISTON, SPRING LOADED
BODY STYLEANGLE W/OFFSET
REGULATION TYPEMANUAL SINGLE STAGE
MANUAL CONTROL METHODSCREW
VALVE LOADING METHODSPRING
SPECIAL FEATURESMULTIPLE INLET AND OUTLET CONNECTIONS
END ITEM IDENTIFICATIONSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
MEDIA FOR WHICH DESIGNEDHYDRAULIC OIL
FILTERINCLUDED
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
187 7343-801Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 187 7343?
187 7343 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 187 7343?
There is 1 known substitute for 187 7343: 187 7343-801. Substitute compatibility should be verified for your specific system.
What is the NSN for 187 7343?
187 7343 is cataloged in the U.S. Government catalog under NSN 4820-01-425-9532. 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.