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GV500SL1 — COCK,DRAIN

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

GV500SL1: COCK,DRAIN.

The COCK,DRAIN is a the manufacturer industrial component. Key specifications include connection_type: THREADED EXTERNAL PIPE ALL ENDS, special_features: CAN BE INSTALLED VERTICALLY OR HORIZONTALLY; 4.750 IN. H; 0.375 IN.

SIZE PORT IN, operating_pressure: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, valve_operation_method: AUTOMATIC. This part is cataloged in the U.S. Government catalog under NSN 4820-01-100-2239, 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
GV500SL1
NSN: 4820-01-100-2239
FSC: 4820 — Valves, Nonpowered
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
connection_typeTHREADED EXTERNAL PIPE ALL ENDS
special_featuresCAN BE INSTALLED VERTICALLY OR HORIZONTALLY; 4.750 IN. H; 0.375 IN. SIZE PORT IN
operating_pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
valve_operation_methodAUTOMATIC
NSN4820-01-100-2239
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: GV500SL1 · 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
•
CONNECTION TYPE: THREADED EXTERNAL PIPE ALL ENDS
•
OPERATING PRESSURE: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
CONNECTION TYPETHREADED EXTERNAL PIPE ALL ENDS
OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
SPECIAL FEATURESCAN BE INSTALLED VERTICALLY OR HORIZONTALLY; 4.750 IN. H; 0.375 IN. SIZE PORT IN
VALVE OPERATION METHODAUTOMATIC
SUBSTITUTES & CROSS-REFERENCES 1
GV500SLReference 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 GV500SL1?
GV500SL1 is a COCK,DRAIN.
What parts can replace GV500SL1?
There is 1 known substitute for GV500SL1: GV500SL. Substitute compatibility should be verified for your specific system.
What is the NSN for GV500SL1?
GV500SL1 is cataloged in the U.S. Government catalog under NSN 4820-01-100-2239. 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.