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51150-S-181 2IN — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

51150-S-181 2IN: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, end_item_identification: VALVE GATE;MILWAUKEE VALVE CO INC;MODEL 150 2IN IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-374-8528, 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
51150-S-181 2IN
NSN: 4820-01-374-8528
FSC: 4820 — Valves, Nonpowered
CAGE: 76364 — MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
end_item_identificationVALVE GATE;MILWAUKEE VALVE CO INC;MODEL 150 2IN IN
NSN4820-01-374-8528
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 51150-S-181 2IN · 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
•
MATERIAL: NICKEL ALLOY OVERALL
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONVALVE GATE;MILWAUKEE VALVE CO INC;MODEL 150 2IN IN
MATERIALNICKEL ALLOY OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
10015M-OPReference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 51150-S-181 2IN?
51150-S-181 2IN is a SEAT,VALVE.
What parts can replace 51150-S-181 2IN?
There is 1 known substitute for 51150-S-181 2IN: 10015M-OP. Substitute compatibility should be verified for your specific system.
What is the NSN for 51150-S-181 2IN?
51150-S-181 2IN is cataloged in the U.S. Government catalog under NSN 4820-01-374-8528. 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.