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3173702-3 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

3173702-3: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, special_features: USED ON NSN4820012329856TP, style_designator: BUTTERFLY, material_thickness: 0.080 INCHES NOMINAL IN, bolt_circle_diameter: 2.000 INCHES NOMINAL IN, supplementary_features: APPL TO ACFT,TYPE F-15. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-238-3390, 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
3173702-3
NSN: 4820-01-238-3390
NIINs: 012383390, 014261067
FSC: 4820 — Valves, Nonpowered
CAGE: 59365 — AEROFLEX / METELICS, INC. (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
special_featuresUSED ON NSN4820012329856TP
style_designatorBUTTERFLY
material_thickness0.080 INCHES NOMINAL IN
bolt_circle_diameter2.000 INCHES NOMINAL IN
supplementary_featuresAPPL TO ACFT,TYPE F-15
NSN4820-01-238-3390
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3173702-3 · 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: 3.540 INCHES MINIMUM AND 3.560 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: BUTTERFLY
•
MATERIAL THICKNESS: 0.080 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 2.000 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER3.540 INCHES MINIMUM AND 3.560 INCHES MAXIMUM IN
STYLE DESIGNATORBUTTERFLY
MATERIAL THICKNESS0.080 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER2.000 INCHES NOMINAL IN
SPECIAL FEATURESUSED ON NSN 4820012329856TP VALVE,F-15 AIRCRAFT
MATERIALALUMINUM ALLOY
SUBSTITUTES & CROSS-REFERENCES 1
3173702-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 3173702-3?
3173702-3 is a DISK,VALVE.
What parts can replace 3173702-3?
There is 1 known substitute for 3173702-3: 3173702-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 3173702-3?
3173702-3 is cataloged in the U.S. Government catalog under NSN 4820-01-238-3390. 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.