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GV500TC20FMK — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

GV500TC20FMK: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 BODY, flange_shape: RECTANGULAR WITH HOLES SECOND END, nominal_width: 2.188 INCHES SECOND END IN, nominal_length: 2.188 INCHES SECOND END IN, connection_type: UNTHREADED EXTERNAL TUBE FIRST END, connection_style: PLAIN (TUBE) FIRST END. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-059-1173, 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
GV500TC20FMK
NSN: 4820-01-059-1173
FSC: 4820 — Valves, Nonpowered
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 BODY
flange_shapeRECTANGULAR WITH HOLES SECOND END
nominal_width2.188 INCHES SECOND END IN
nominal_length2.188 INCHES SECOND END IN
connection_typeUNTHREADED EXTERNAL TUBE FIRST END
connection_stylePLAIN (TUBE) FIRST END
style_designatorSTRAIGHT THRU
mounting_positionHORIZONTAL
nominal_thickness0.300 INCHES SECOND END IN
surface_treatmentANODIZE
bolt_hole_quantity4 SECOND END
flange_face_designPLAIN SECOND END
NSN4820-01-059-1173
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: GV500TC20FMK · 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: POPPET
•
FLANGE SHAPE: RECTANGULAR WITH HOLES SECOND END
•
FLANGE FACE DESIGN: PLAIN SECOND END
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE
•
CONNECTION STYLE: PLAIN (TUBE) FIRST END
•
NOMINAL LENGTH: 2.188 INCHES SECOND END IN
•
MOUNTING POSITION: HORIZONTAL
•
CONNECTION TYPE: FLANGE SECOND END
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPET
FLANGE SHAPERECTANGULAR WITH HOLES SECOND END
FLANGE FACE DESIGNPLAIN SECOND END
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE
CONNECTION STYLEPLAIN (TUBE) FIRST END
NOMINAL LENGTH2.188 INCHES SECOND END IN
MOUNTING POSITIONHORIZONTAL
CONNECTION TYPEFLANGE SECOND END
CONNECTION TYPEUNTHREADED EXTERNAL TUBE FIRST END
STYLE DESIGNATORSTRAIGHT THRU
SUBSTITUTES & CROSS-REFERENCES 1
GV500TCReference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is GV500TC20FMK?
GV500TC20FMK is a VALVE,CHECK.
What parts can replace GV500TC20FMK?
There is 1 known substitute for GV500TC20FMK: GV500TC. Substitute compatibility should be verified for your specific system.
What is the NSN for GV500TC20FMK?
GV500TC20FMK is cataloged in the U.S. Government catalog under NSN 4820-01-059-1173. This indicates validated use in U.S. government and defense supply chains.
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