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MB15DW1-8 PC 03 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

MB15DW1-8 PC 03: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, special_features: USED ON WAFER TYPE CHECK VALVE; MODEL MB; VALVE SIZE 8IN IN, end_item_identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS, media_for_which_designed: WATER. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-435-5881, 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
MB15DW1-8 PC 03
NSN: 4820-01-435-5881
FSC: 4820 — Valves, Nonpowered
CAGE: 60183 — GULF VALVE CO (USA)
SPECIFICATIONS
materialNICKEL ALLOY
special_featuresUSED ON WAFER TYPE CHECK VALVE; MODEL MB; VALVE SIZE 8IN IN
end_item_identificationSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
media_for_which_designedWATER
NSN4820-01-435-5881
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: MB15DW1-8 PC 03 · 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
•
MEDIA FOR WHICH DESIGNED: WATER
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESUSED ON WAFER TYPE CHECK VALVE; MODEL MB; VALVE SIZE 8IN IN
MEDIA FOR WHICH DESIGNEDWATER
END ITEM IDENTIFICATIONSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
MATERIALNICKEL ALLOY
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
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 MB15DW1-8 PC 03?
MB15DW1-8 PC 03 is a DISK,VALVE.
What is the NSN for MB15DW1-8 PC 03?
MB15DW1-8 PC 03 is cataloged in the U.S. Government catalog under NSN 4820-01-435-5881. 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.