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2155-189 — DOOR,METAL,MARINE STRUCTURAL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2155-189: DOOR,METAL,MARINE STRUCTURAL.

The DOOR,METAL,MARINE STRUCTURAL is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, hole_diameter: 0.297 INCHES NOMINAL IN, outside_diameter: 3.406 INCHES NOMINAL IN, style_designator: FLAT, bolt_hole_quantity: 12, material_thickness: 0.047 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-025-7660, 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
2155-189
NSN: 4820-00-025-7660
NIINs: 000257660, 012237006
FSC: 4820 — Valves, Nonpowered
CAGE: 41387 — SIEMENS INDUSTRY, INC. DBA SIEMENS ENERGY DIV PROCESS INDUSTRIES AND DRIVES (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
hole_diameter0.297 INCHES NOMINAL IN
outside_diameter3.406 INCHES NOMINAL IN
style_designatorFLAT
bolt_hole_quantity12
material_thickness0.047 INCHES NOMINAL IN
bolt_circle_diameter2.812 INCHES NOMINAL IN
center_hole_diameter0.250 INCHES NOMINAL IN
supplementary_featuresADDITIONAL MATERIAL: FIBER
NSN4820-00-025-7660
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2155-189 · 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: 3.406 INCHES NOMINAL IN
•
SUPPLEMENTARY FEATURES: ADDITIONAL MATERIAL: FIBER
•
STYLE DESIGNATOR: FLAT
•
MATERIAL THICKNESS: 0.047 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 12
•
BOLT CIRCLE DIAMETER: 2.812 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 0.250 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER3.406 INCHES NOMINAL IN
SUPPLEMENTARY FEATURESADDITIONAL MATERIAL: FIBER
STYLE DESIGNATORFLAT
MATERIAL THICKNESS0.047 INCHES NOMINAL IN
BOLT HOLE QUANTITY12
BOLT CIRCLE DIAMETER2.812 INCHES NOMINAL IN
CENTER HOLE DIAMETER0.250 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC
HOLE DIAMETER0.297 INCHES NOMINAL IN
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 2155-189?
2155-189 is a DOOR,METAL,MARINE STRUCTURAL.
What is the NSN for 2155-189?
2155-189 is cataloged in the U.S. Government catalog under NSN 4820-00-025-7660. 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.