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PartsTable / COMPONENT / 155-3/4IN
155-3/4IN ✓ 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 155-3/4IN is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-288-8602, 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
155-3/4IN
NSN: 4820-00-288-8602
FSC: 4820
CAGE: 37239 — LUNKENHEIMER CO (USA)
SPECIFICATIONS
Part Number155-3/4IN
NSN4820-00-288-8602
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 155-3/4IN · 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
•
THREAD SERIES DESIGNATOR: NPT ALL ENDS
•
MEDIA FOR WHICH DESIGNED: STEAM SINGLE RESPONSE
•
MAXIMUM OPERATING TEMP: 355.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
•
VALVE OPERATION METHOD: MANUAL
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
FEATURES PROVIDED: NONADJUSTABLE ROTATION
•
FLOW STYLE: FOUR-WAY FOUR PORT 90 DEGREE PLUG TURN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORNPT ALL ENDS
MEDIA FOR WHICH DESIGNEDSTEAM SINGLE RESPONSE
MAXIMUM OPERATING TEMP355.0 FAHRENHEIT SINGLE RESPONSE DEGF
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
VALVE OPERATION METHODMANUAL
THREAD DIRECTIONRIGHT-HAND ALL ENDS
FEATURES PROVIDEDNONADJUSTABLE ROTATION
FLOW STYLEFOUR-WAY FOUR PORT 90 DEGREE PLUG TURN
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) ALL ENDS
NOMINAL THREAD SIZE0.750 INCHES ALL ENDS IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
2601Interchangeable
interchangeable cross-reference
interchangeable
79-3/4Interchangeable
interchangeable cross-reference
interchangeable
155-3/4INInterchangeable
interchangeable cross-reference
interchangeable
26934Interchangeable
interchangeable cross-reference
interchangeable
901326Interchangeable
interchangeable cross-reference
interchangeable
1179AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 155-3/4IN?
155-3/4IN is a 155-3/4IN.
What parts can replace 155-3/4IN?
There are 20 known substitutes for 155-3/4IN: 2601, 79-3/4, 155-3/4IN and 17 more. Substitute compatibility should be verified for your specific system.
Is 155-3/4IN still available?
155-3/4IN 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