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MLH49901G1 PIECE 6 — PARTS KIT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

MLH49901G1 PIECE 6: PARTS KIT,VALVE.

The PARTS KIT,VALVE is a the manufacturer industrial component. Key specifications include nonsupply_items_and_quantities: SEAT PLATE 2; REED PLATE 2; LOCK RING 2. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-128-1918, 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
MLH49901G1 PIECE 6
NSN: 4820-01-128-1918
FSC: 4820 — Valves, Nonpowered
CAGE: 0AT62 — SIEMENS ENERGY, INC. DBA DRESSER-RAND (USA)
SPECIFICATIONS
component_quantity6
nonsupply_items_and_quantitiesSEAT PLATE 2; REED PLATE 2; LOCK RING 2
NSN4820-01-128-1918
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: MLH49901G1 PIECE 6 · 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
•
COMPONENT QUANTITY: 6
•
NONSUPPLY ITEMS AND QUANTITIES: SEAT PLATE 2; REED PLATE 2; LOCK RING 2
TECHNICAL CHARACTERISTICS
COMPONENT QUANTITY6
NONSUPPLY ITEMS AND QUANTITIESSEAT PLATE 2; REED PLATE 2; LOCK RING 2
SUBSTITUTES & CROSS-REFERENCES 3
MLH49901G1Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
34265090Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
1W139311Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MLH49901G1 PIECE 6?
MLH49901G1 PIECE 6 is a PARTS KIT,VALVE.
What parts can replace MLH49901G1 PIECE 6?
There are 3 known substitutes for MLH49901G1 PIECE 6: MLH49901G1, 34265090, 1W139311. Substitute compatibility should be verified for your specific system.
What is the NSN for MLH49901G1 PIECE 6?
MLH49901G1 PIECE 6 is cataloged in the U.S. Government catalog under NSN 4820-01-128-1918. 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.