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Technical Data Sheet
PartsTable / COMPONENT / TYPE 2/CLASS 150/SIZE 1-1/2 IN
TYPE 2/CLASS 150/SIZE 1-1/2 IN ✓ 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 TYPE 2/CLASS 150/SIZE 1-1/2 IN is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-595-1907, 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
TYPE 2/CLASS 150/SIZE 1-1/2 IN
NSN: 4820-00-595-1907
FSC: 4820
CAGE: 59646 — MANUFACTURERS STANDARDIZATION SOCIETY OF THE VALVE AND FITTINGS INDUSTRY INC (USA)
SPECIFICATIONS
Part NumberTYPE 2/CLASS 150/SIZE 1-1/2 IN
NSN4820-00-595-1907
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: TYPE 2/CLASS 150/SIZE 1-1/2 IN · 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: STEAM FIRST RESPONSE
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND B CLASS
•
OPERATING PRESSURE: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
•
NOMINAL THREAD SIZE: 1.500 INCHES ALL ENDS IN
•
BONNET TYPE: INSIDE SCREW
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
MATERIAL: COPPER ALLOY 922 AND COPPER ALLOY 836 SEAT
TECHNICAL CHARACTERISTICS (FLIS)
MEDIA FOR WHICH DESIGNEDSTEAM FIRST RESPONSE
NONDEFINITIVE SPEC/STD DATA1 TYPE AND B CLASS
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
NOMINAL THREAD SIZE1.500 INCHES ALL ENDS IN
BONNET TYPEINSIDE SCREW
THREAD DIRECTIONRIGHT-HAND ALL ENDS
MATERIALCOPPER ALLOY 922 AND COPPER ALLOY 836 SEAT
MATERIALCOPPER ALLOY STEM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390ALLOY D4 FED SPEC 1ST MATERIAL RESPONSE AND AQQ-C-390,ALLOY D4 FED SPEC 2ND MATERIAL RESPONSE AND QQ-C-390,ALLOY D5 FED SPEC 2ND MATERIAL RESPONSE BODY
VALVE OPERATION METHODMANUAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
106AInterchangeable
interchangeable cross-reference
interchangeable
EA722Interchangeable
interchangeable cross-reference
interchangeable
590T-1.0Interchangeable
interchangeable cross-reference
interchangeable
FIG407Interchangeable
interchangeable cross-reference
interchangeable
12032CR70Interchangeable
interchangeable cross-reference
interchangeable
482-6204-984191PCA3J3L303M3P3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TYPE 2/CLASS 150/SIZE 1-1/2 IN?
TYPE 2/CLASS 150/SIZE 1-1/2 IN is a TYPE 2/CLASS 150/SIZE 1-1/2 IN.
What parts can replace TYPE 2/CLASS 150/SIZE 1-1/2 IN?
There are 16 known substitutes for TYPE 2/CLASS 150/SIZE 1-1/2 IN: 106A, EA722, 590T-1.0 and 13 more. Substitute compatibility should be verified for your specific system.
Is TYPE 2/CLASS 150/SIZE 1-1/2 IN still available?
TYPE 2/CLASS 150/SIZE 1-1/2 IN 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