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256-6603687-VHEM-67 — INDICATOR,VALVE OPENING

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

256-6603687-VHEM-67: INDICATOR,VALVE OPENING.

The INDICATOR,VALVE OPENING is a the manufacturer industrial component. Key specifications include scale_marking: LETTERS, unable_to_decode: UNABLE TO DECODE, scale_marking_transparency: FLUORESCENT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-329-5068, 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
256-6603687-VHEM-67
NSN: 4820-01-329-5068
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
scale_markingLETTERS
unable_to_decodeUNABLE TO DECODE
scale_marking_transparencyFLUORESCENT
NSN4820-01-329-5068
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 256-6603687-VHEM-67 · 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
•
SCALE MARKING: LETTERS
•
SCALE MARKING TRANSPARENCY: FLUORESCENT
•
UNABLE TO DECODE: UNABLE TO DECODE
TECHNICAL CHARACTERISTICS
SCALE MARKINGLETTERS
SCALE MARKING TRANSPARENCYFLUORESCENT
UNABLE TO DECODEUNABLE TO DECODE
SUBSTITUTES & CROSS-REFERENCES 2
5959304-57Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
803-5959304Reference 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 256-6603687-VHEM-67?
256-6603687-VHEM-67 is a INDICATOR,VALVE OPENING.
What parts can replace 256-6603687-VHEM-67?
There are 2 known substitutes for 256-6603687-VHEM-67: 5959304-57, 803-5959304. Substitute compatibility should be verified for your specific system.
What is the NSN for 256-6603687-VHEM-67?
256-6603687-VHEM-67 is cataloged in the U.S. Government catalog under NSN 4820-01-329-5068. 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.