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2155-190 — DOOR,METAL,MARINE STRUCTURAL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2155-190: DOOR,METAL,MARINE STRUCTURAL.

The DOOR,METAL,MARINE STRUCTURAL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, flange_diameter: 1.125 INCHES NOMINAL IN, style_designator: PLAIN FLANGED, under_flange_height: 0.125 INCHES NOMINAL IN, body_inside_diameter: 0.250 INCHES NOMINAL IN, body_outside_diameter: 0.812 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-009-2166, 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
2155-190
NSN: 4820-00-009-2166
NIINs: 000092166, 012247993
FSC: 4820 — Valves, Nonpowered
CAGE: 41387 — SIEMENS INDUSTRY, INC. DBA SIEMENS ENERGY DIV PROCESS INDUSTRIES AND DRIVES (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
flange_diameter1.125 INCHES NOMINAL IN
style_designatorPLAIN FLANGED
under_flange_height0.125 INCHES NOMINAL IN
body_inside_diameter0.250 INCHES NOMINAL IN
body_outside_diameter0.812 INCHES NOMINAL IN
seating_surface_shapeFLAT
seal_accommodation_typeGROOVED
flange_seat_to_disk_end_height0.156 INCHES NOMINAL IN
NSN4820-00-009-2166
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2155-190 · 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: 0.156 INCHES NOMINAL IN
•
FLANGE DIAMETER: 1.125 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 0.812 INCHES NOMINAL IN
•
SEAL ACCOMMODATION TYPE: GROOVED
•
STYLE DESIGNATOR: PLAIN FLANGED
•
BODY INSIDE DIAMETER: 0.250 INCHES NOMINAL IN
•
UNDER FLANGE HEIGHT: 0.125 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.156 INCHES NOMINAL IN
FLANGE DIAMETER1.125 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.812 INCHES NOMINAL IN
SEAL ACCOMMODATION TYPEGROOVED
STYLE DESIGNATORPLAIN FLANGED
BODY INSIDE DIAMETER0.250 INCHES NOMINAL IN
UNDER FLANGE HEIGHT0.125 INCHES NOMINAL IN
MATERIALCOPPER ALLOY 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 2155-190?
2155-190 is a DOOR,METAL,MARINE STRUCTURAL.
What is the NSN for 2155-190?
2155-190 is cataloged in the U.S. Government catalog under NSN 4820-00-009-2166. 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.