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3189104-21 — VALVE,LINEAR,DIRECTIONAL CONTROL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

3189104-21: VALVE,LINEAR,DIRECTIONAL CONTROL.

VALVE,LINEAR,DIRECTIONAL CONTROL. Key specifications include material: STEEL CORROSION RESISTING OVERALL, thread_length: 0.565 INCHES NOMINAL SINGLE THREADED PORTION IN, flange_diameter: 2.625 INCHES NOMINAL IN, style_designator: THREADED FLANGED, nominal_thread_size: 2.000 INCHES SINGLE THREADED PORTION IN, under_flange_height: 0.665 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-151-3738, 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
3189104-21
NSN: 4820-01-151-3738
NIINs: 011513738, 011667107
FSC: 4820 — Valves, Nonpowered
CAGE: 59364 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - TEMPE (WEST WARNER ROAD) (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
thread_length0.565 INCHES NOMINAL SINGLE THREADED PORTION IN
flange_diameter2.625 INCHES NOMINAL IN
style_designatorTHREADED FLANGED
nominal_thread_size2.000 INCHES SINGLE THREADED PORTION IN
under_flange_height0.665 INCHES NOMINAL IN
body_inside_diameter1.500 INCHES NOMINAL IN
seating_surface_shapeFLAT
end_item_identificationVALVE DRTNL CONT 2WAY HYD
thread_series_designatorNPT SINGLE THREADED PORTION
flange_seat_to_disk_end_height0.635 INCHES NOMINAL IN
NSN4820-01-151-3738
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3189104-21 · 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: 0.635 INCHES NOMINAL IN
•
FLANGE DIAMETER: 2.625 INCHES NOMINAL IN
•
THREAD LENGTH: 0.565 INCHES NOMINAL SINGLE THREADED PORTION IN
•
STYLE DESIGNATOR: THREADED FLANGED
•
BODY INSIDE DIAMETER: 1.500 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 2.000 INCHES SINGLE THREADED PORTION IN
•
UNDER FLANGE HEIGHT: 0.665 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.635 INCHES NOMINAL IN
FLANGE DIAMETER2.625 INCHES NOMINAL IN
THREAD LENGTH0.565 INCHES NOMINAL SINGLE THREADED PORTION IN
STYLE DESIGNATORTHREADED FLANGED
BODY INSIDE DIAMETER1.500 INCHES NOMINAL IN
NOMINAL THREAD SIZE2.000 INCHES SINGLE THREADED PORTION IN
UNDER FLANGE HEIGHT0.665 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING OVERALL
THREAD SERIES DESIGNATORNPT SINGLE THREADED PORTION
SEATING SURFACE SHAPEFLAT
SUBSTITUTES & CROSS-REFERENCES 1
3M-5433Reference 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 3189104-21?
3189104-21 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What parts can replace 3189104-21?
There is 1 known substitute for 3189104-21: 3M-5433. Substitute compatibility should be verified for your specific system.
What is the NSN for 3189104-21?
3189104-21 is cataloged in the U.S. Government catalog under NSN 4820-01-151-3738. 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.