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PartsTable / COMPONENT / 4824-3210025PC18
4824-3210025PC18 ✓ 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 SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 922 OVERALL, thread_class: 3A SINGLE THREADED PORTION A, thread_length: 1.375 INCHES NOMINAL SINGLE THREADED PORTION IN, overall_height: 1.688 INCHES NOMINAL IN, style_designator: PLAIN THREADED, seat_angle_in_deg: 45.000 NOMINAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-654-3307, 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
4824-3210025PC18
NSN: 4820-00-654-3307
FSC: 4820
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialCOPPER ALLOY 922 OVERALL
thread_class3A SINGLE THREADED PORTION A
thread_length1.375 INCHES NOMINAL SINGLE THREADED PORTION IN
overall_height1.688 INCHES NOMINAL IN
style_designatorPLAIN THREADED
seat_angle_in_deg45.000 NOMINAL
nominal_thread_size1.750 INCHES SINGLE THREADED PORTION IN
body_inside_diameter1.250 INCHES MINIMUM AND 1.251 INCHES MAXIMUM IN
seating_surface_shapeANGULAR
thread_quantity_per_inch18 SINGLE THREADED PORTION
thread_series_designatorUNS SINGLE THREADED PORTION
material_document_and_classificationASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN4820-00-654-3307
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4824-3210025PC18 · 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
•
NOMINAL THREAD SIZE: 1.750 INCHES SINGLE THREADED PORTION IN
•
THREAD QUANTITY PER INCH: 18 SINGLE THREADED PORTION
•
THREAD LENGTH: 1.375 INCHES NOMINAL SINGLE THREADED PORTION IN
•
SEAT ANGLE IN DEG: 45.000 NOMINAL
•
THREAD SERIES DESIGNATOR: UNS SINGLE THREADED PORTION
•
THREAD CLASS: 3A SINGLE THREADED PORTION A
•
STYLE DESIGNATOR: PLAIN THREADED
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE1.750 INCHES SINGLE THREADED PORTION IN
OVERALL HEIGHT1.688 INCHES NOMINAL IN
THREAD QUANTITY PER INCH18 SINGLE THREADED PORTION
THREAD LENGTH1.375 INCHES NOMINAL SINGLE THREADED PORTION IN
SEAT ANGLE IN DEG45.000 NOMINAL
THREAD SERIES DESIGNATORUNS SINGLE THREADED PORTION
THREAD CLASS3A SINGLE THREADED PORTION A
STYLE DESIGNATORPLAIN THREADED
SEATING SURFACE SHAPEANGULAR
BODY INSIDE DIAMETER1.250 INCHES MINIMUM AND 1.251 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
800517Interchangeable
interchangeable cross-reference
interchangeable
C18642ISSUECInterchangeable
interchangeable cross-reference
interchangeable
TI187888Interchangeable
interchangeable cross-reference
interchangeable
8032PC18Interchangeable
Same NIIN cross-reference
interchangeable
A7435.001.130Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4824-3210025PC18?
4824-3210025PC18 is a SEAT,VALVE.
What parts can replace 4824-3210025PC18?
There are 5 known substitutes for 4824-3210025PC18: 800517, C18642ISSUEC, TI187888 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4824-3210025PC18?
4824-3210025PC18 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-654-3307. 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