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MB15DW1 — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

MB15DW1: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, outside_diameter: 2.375 INCHES NOMINAL IN, style_designator: SWING CHECK, end_item_identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS, stem_actuating_end_type: THREADED EXTERNALLY, valve_size_for_which_designed: 2.000 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-434-0175, 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
MB15DW1
NSN: 4820-01-434-0175
NIINs: 014340175, 014340598
FSC: 4820 — Valves, Nonpowered
CAGE: 60183 — GULF VALVE CO (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
outside_diameter2.375 INCHES NOMINAL IN
style_designatorSWING CHECK
end_item_identificationSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
stem_actuating_end_typeTHREADED EXTERNALLY
valve_size_for_which_designed2.000 INCHES IN
valve_type_for_which_designedSTOP-CHECK
NSN4820-01-434-0175
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: MB15DW1 · 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: 2.375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SWING CHECK
•
MATERIAL: ALUMINUM ALLOY
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER2.375 INCHES NOMINAL IN
STYLE DESIGNATORSWING CHECK
END ITEM IDENTIFICATIONSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
MATERIALALUMINUM ALLOY
SUBSTITUTES & CROSS-REFERENCES 1
MB15DW1-03Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 MB15DW1?
MB15DW1 is a STEM,FLUID VALVE.
What parts can replace MB15DW1?
There is 1 known substitute for MB15DW1: MB15DW1-03. Substitute compatibility should be verified for your specific system.
What is the NSN for MB15DW1?
MB15DW1 is cataloged in the U.S. Government catalog under NSN 4820-01-434-0175. 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.