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N-903 PC15 — DIAPHRAGM,ACTUATOR VALVE,SPECIAL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

N-903 PC15: DIAPHRAGM,ACTUATOR VALVE,SPECIAL.

DIAPHRAGM,ACTUATOR VALVE,SPECIAL. Key specifications include material: RUBBER, overall_height: 0.864 INCHES NOMINAL IN, outside_diameter: 5.374 INCHES NOMINAL IN, material_thickness: 0.132 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-134-4501, 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
N-903 PC15
NSN: 4820-00-134-4501
FSC: 4820 — Valves, Nonpowered
CAGE: 26505 — GROVE VALVE OPERATIONS (USA)
SPECIFICATIONS
materialRUBBER
overall_height0.864 INCHES NOMINAL IN
outside_diameter5.374 INCHES NOMINAL IN
material_thickness0.132 INCHES NOMINAL IN
NSN4820-00-134-4501
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: N-903 PC15 · 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
•
OUTSIDE DIAMETER: 5.374 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.132 INCHES NOMINAL IN
•
MATERIAL: RUBBER
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.864 INCHES NOMINAL IN
OUTSIDE DIAMETER5.374 INCHES NOMINAL IN
MATERIAL THICKNESS0.132 INCHES NOMINAL IN
MATERIALRUBBER
SUBSTITUTES & CROSS-REFERENCES 1
N-913Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is N-903 PC15?
N-903 PC15 is a DIAPHRAGM,ACTUATOR VALVE,SPECIAL.
What parts can replace N-903 PC15?
There is 1 known substitute for N-903 PC15: N-913. Substitute compatibility should be verified for your specific system.
What is the NSN for N-903 PC15?
N-903 PC15 is cataloged in the U.S. Government catalog under NSN 4820-00-134-4501. 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.