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Technical Data Sheet
PartsTable / COMPONENT / B-120.75IPS
B-120.75IPS ✓ 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 B-120.75IPS is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-826-9949, 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
B-120.75IPS
NSN: 4820-00-826-9949
FSC: 4820
CAGE: 82666 — STOCKHAM VALVES AND FITTINGS INC (USA)
SPECIFICATIONS
Part NumberB-120.75IPS
NSN4820-00-826-9949
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: B-120.75IPS · 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
•
BONNET ATTACHMENT METHOD: THREADED
•
INLET RELATIONSHIP WITH OUTLET: IDENTICAL
•
THREAD SERIES DESIGNATOR: NPT
•
OPERATING PRESSURE AND TYPE: 150.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 300.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
•
NONDEFINITIVE SPEC/STD DATA: B CLASS AND 1 STYLE AND 2 TYPE
•
SPECIFICATION/STANDARD DATA: 59646-MSS-SP-80 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
BONNET TYPE: INSIDE SCREW
•
NOMINAL THREAD SIZE: 0.750 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
BONNET ATTACHMENT METHODTHREADED
INLET RELATIONSHIP WITH OUTLETIDENTICAL
THREAD SERIES DESIGNATORNPT
OPERATING PRESSURE AND TYPE150.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 300.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
NONDEFINITIVE SPEC/STD DATAB CLASS AND 1 STYLE AND 2 TYPE
SPECIFICATION/STANDARD DATA59646-MSS-SP-80 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
BONNET TYPEINSIDE SCREW
NOMINAL THREAD SIZE0.750 INCHES IN
MATERIALCOPPER ALLOY DISK
MATERIALCOPPER ALLOY STEM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
131-1001-34Interchangeable
interchangeable cross-reference
interchangeable
251-11-30-161Interchangeable
interchangeable cross-reference
interchangeable
131-34Interchangeable
interchangeable cross-reference
interchangeable
JAN1N5555AInterchangeable
interchangeable cross-reference
interchangeable
353-0216-010Interchangeable
interchangeable cross-reference
interchangeable
12038-0001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B-120.75IPS?
B-120.75IPS is a B-120.75IPS.
What parts can replace B-120.75IPS?
There are 31 known substitutes for B-120.75IPS: 131-1001-34, 251-11-30-161, 131-34 and 28 more. Substitute compatibility should be verified for your specific system.
Is B-120.75IPS still available?
B-120.75IPS 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