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PartsTable / COMPONENT / 51-1751-T 1/2IN 76T90PSI
51-1751-T 1/2IN 76T90PSI ✓ 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 51-1751-T 1/2IN 76T90PSI is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-396-0526, 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
51-1751-T 1/2IN 76T90PSI
NSN: 4820-01-396-0526
FSC: 4820
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
Part Number51-1751-T 1/2IN 76T90PSI
NSN4820-01-396-0526
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 51-1751-T 1/2IN 76T90PSI · 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
•
OPERATING PRESSURE: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
MATERIAL: NICKEL ALLOY STEM
•
CONNECTION STYLE: SOCKET WITH BRAZING RING ALL ENDS
•
MAXIMUM OPERATING TEMP: 150.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
NOMINAL PIPE SIZE ACCOMMODATED: 0.500 INCHES ALL ENDS IN
•
VALVE OPERATION METHOD: AUTOMATIC
•
FLOW CONTROL DEVICE: DISK
TECHNICAL CHARACTERISTICS (FLIS)
OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MATERIALNICKEL ALLOY STEM
CONNECTION STYLESOCKET WITH BRAZING RING ALL ENDS
MAXIMUM OPERATING TEMP150.0 FAHRENHEIT SINGLE RESPONSE DEGF
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES ALL ENDS IN
END ITEM IDENTIFICATIONNIMITZ CLASS CVN
VALVE OPERATION METHODAUTOMATIC
FLOW CONTROL DEVICEDISK
DISK LOADING METHODSPRING
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
SD150-010-1Interchangeable
interchangeable cross-reference
interchangeable
SE150-010-1Interchangeable
interchangeable cross-reference
interchangeable
20092Interchangeable
interchangeable cross-reference
interchangeable
506 1.0625Interchangeable
interchangeable cross-reference
interchangeable
37814Interchangeable
interchangeable cross-reference
interchangeable
21354Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 51-1751-T 1/2IN 76T90PSI?
51-1751-T 1/2IN 76T90PSI is a 51-1751-T 1/2IN 76T90PSI.
What parts can replace 51-1751-T 1/2IN 76T90PSI?
There are 14 known substitutes for 51-1751-T 1/2IN 76T90PSI: SD150-010-1, SE150-010-1, 20092 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 51-1751-T 1/2IN 76T90PSI?
51-1751-T 1/2IN 76T90PSI is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-396-0526. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026