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803-5959304 — INDICATOR,VALVE OPENING

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

803-5959304: INDICATOR,VALVE OPENING.

The INDICATOR,VALVE OPENING is a the manufacturer industrial component. Key specifications include material: TITANIUM, scale_marking: LETTERS, unable_to_decode: UNABLE TO DECODE, attachment_method: ROUND HOLE, rim_surface_width: 0.500 INCHES NOMINAL IN, peripheral_diameter: 4.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-327-5042, 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
803-5959304
NSN: 4820-01-327-5042
NIINs: 013275042, 013280215, 013295068, 013300503, 013308839
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialTITANIUM
scale_markingLETTERS
unable_to_decodeUNABLE TO DECODE
attachment_methodROUND HOLE
rim_surface_width0.500 INCHES NOMINAL IN
peripheral_diameter4.750 INCHES NOMINAL IN
center_hole_diameter2.515 INCHES MINIMUM AND 2.525 INCHES MAXIMUM IN
cross-sectional_height0.750 INCHES NOMINAL IN
attachment_hole_diameter0.406 INCHES NOMINAL IN
cross-sectional_thickness0.367 INCHES NOMINAL IN
scale_marking_transparencyFLUORESCENT
attachment_feature_quantity4
NSN4820-01-327-5042
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 803-5959304 · 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
•
VALVE SIZE FOR WHICH DESIGNED: 16.000 INCHES IN
•
MATERIAL: TITANIUM
TECHNICAL CHARACTERISTICS
VALVE SIZE FOR WHICH DESIGNED16.000 INCHES IN
MATERIALTITANIUM
SUBSTITUTES & CROSS-REFERENCES 1
803-5959304-X-8Same 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 803-5959304?
803-5959304 is a INDICATOR,VALVE OPENING.
What parts can replace 803-5959304?
There is 1 known substitute for 803-5959304: 803-5959304-X-8. Substitute compatibility should be verified for your specific system.
What is the NSN for 803-5959304?
803-5959304 is cataloged in the U.S. Government catalog under NSN 4820-01-327-5042. 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.