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Technical Data Sheet
PartsTable / COMPONENT / P-900U 1 1/2IN
P-900U 1 1/2IN ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The P-900U 1 1/2IN is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-205-2105, 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
P-900U 1 1/2IN
NSN: 4820-01-205-2105
FSC: 4820
CAGE: 76364 — MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC (USA)
SPECIFICATIONS
Part NumberP-900U 1 1/2IN
NSN4820-01-205-2105
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: P-900U 1 1/2IN · 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
•
CONNECTION TYPE: THREADED INTERNAL PIPE
•
BONNET TYPE: INSIDE SCREW
•
BONNET ATTACHMENT METHOD: THREADED
•
THREAD SERIES DESIGNATOR: NPT
•
NOMINAL THREAD SIZE: 1.500 INCHES IN
•
INLET RELATIONSHIP WITH OUTLET: IDENTICAL
•
OPERATING PRESSURE AND TYPE: 300.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
•
MATERIAL: COPPER ALLOY BODY
TECHNICAL CHARACTERISTICS (FLIS)
CONNECTION TYPETHREADED INTERNAL PIPE
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODTHREADED
THREAD SERIES DESIGNATORNPT
NOMINAL THREAD SIZE1.500 INCHES IN
INLET RELATIONSHIP WITH OUTLETIDENTICAL
OPERATING PRESSURE AND TYPE300.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
MATERIALCOPPER ALLOY BODY
STEM TYPERISING
SPECIAL FEATURESDOUBLE DISC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
10389775Interchangeable
interchangeable cross-reference
interchangeable
MS16997-99Interchangeable
interchangeable cross-reference
interchangeable
100A900112Interchangeable
interchangeable cross-reference
interchangeable
803-2145518Interchangeable
interchangeable cross-reference
interchangeable
9X20SSInterchangeable
interchangeable cross-reference
interchangeable
900-1 1-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is P-900U 1 1/2IN?
P-900U 1 1/2IN is a P-900U 1 1/2IN.
What parts can replace P-900U 1 1/2IN?
There are 7 known substitutes for P-900U 1 1/2IN: 10389775, MS16997-99, 100A900112 and 4 more. Substitute compatibility should be verified for your specific system.
Is P-900U 1 1/2IN still available?
P-900U 1 1/2IN is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026