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3169733 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

3169733: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include style_designator: PLAIN, taper_minor_diameter: 0.015 INCHES NOMINAL IN, seating_surface_shape: FLAT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-218-8029, 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
3169733
NSN: 4820-01-218-8029
NIINs: 012188029, 013598276
FSC: 4820 — Valves, Nonpowered
CAGE: 59364 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - TEMPE (WEST WARNER ROAD) (USA)
SPECIFICATIONS
style_designatorPLAIN
taper_minor_diameter0.015 INCHES NOMINAL IN
seating_surface_shapeFLAT
NSN4820-01-218-8029
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3169733 · 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
•
FLANGE SEAT TO DISK END HEIGHT: 0.055 INCHES NOMINAL IN
•
FLANGE DIAMETER: 0.419 INCHES MINIMUM AND 0.420 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 0.300 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN FLANGED
•
BODY INSIDE DIAMETER: 0.155 INCHES NOMINAL IN
•
UNDER FLANGE HEIGHT: 0.105 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.055 INCHES NOMINAL IN
FLANGE DIAMETER0.419 INCHES MINIMUM AND 0.420 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.300 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN FLANGED
BODY INSIDE DIAMETER0.155 INCHES NOMINAL IN
SPECIAL FEATURES4 SLOTS EQUALLY SPACED,SLOT WIDTH 0.070 IN. NOMINAL; SEAT TAPERED AT 20 DEGREE ANGLE NOMINAL IN
UNDER FLANGE HEIGHT0.105 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING OVERALL
SEATING SURFACE SHAPEFLAT
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 3169733?
3169733 is a SEAT,VALVE.
What is the NSN for 3169733?
3169733 is cataloged in the U.S. Government catalog under NSN 4820-01-218-8029. 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.