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PartsTable / COMPONENT / N298570058
N298570058 ✓ 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: STEEL OVERALL, thread_class: 2A SINGLE THREADED PORTION A, thread_length: 0.375 INCHES NOMINAL SINGLE THREADED PORTION IN, flange_diameter: 1.875 INCHES NOMINAL IN, special_features: TWO EARS ON TOP OF FLANGE 180 DEG APART,0.313 IN. LG,0.156 IN.

W,0.188 IN. H IN, style_designator: THREADED FLANGED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4810-00-833-0994, 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
N298570058
NSN: 4810-00-833-0994
FSC: 4810
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class2A SINGLE THREADED PORTION A
thread_length0.375 INCHES NOMINAL SINGLE THREADED PORTION IN
flange_diameter1.875 INCHES NOMINAL IN
special_featuresTWO EARS ON TOP OF FLANGE 180 DEG APART,0.313 IN. LG,0.156 IN. W,0.188 IN. H IN
style_designatorTHREADED FLANGED
nominal_thread_size1.812 INCHES SINGLE THREADED PORTION IN
under_flange_height0.438 INCHES NOMINAL IN
body_inside_diameter1.188 INCHES NOMINAL IN
seating_surface_shapeFLAT
thread_quantity_per_inch16 SINGLE THREADED PORTION
thread_series_designatorUN SINGLE THREADED PORTION
NSN4810-00-833-0994
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: N298570058 · 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 LENGTH: 0.375 INCHES NOMINAL SINGLE THREADED PORTION IN
•
THREAD QUANTITY PER INCH: 16 SINGLE THREADED PORTION
•
SEATING SURFACE SHAPE: FLAT
•
BODY INSIDE DIAMETER: 1.188 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 1.812 INCHES SINGLE THREADED PORTION IN
•
THREAD SERIES DESIGNATOR: UN SINGLE THREADED PORTION
•
STYLE DESIGNATOR: THREADED FLANGED
•
UNDER FLANGE HEIGHT: 0.438 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD LENGTH0.375 INCHES NOMINAL SINGLE THREADED PORTION IN
THREAD QUANTITY PER INCH16 SINGLE THREADED PORTION
SEATING SURFACE SHAPEFLAT
BODY INSIDE DIAMETER1.188 INCHES NOMINAL IN
NOMINAL THREAD SIZE1.812 INCHES SINGLE THREADED PORTION IN
THREAD SERIES DESIGNATORUN SINGLE THREADED PORTION
STYLE DESIGNATORTHREADED FLANGED
UNDER FLANGE HEIGHT0.438 INCHES NOMINAL IN
FLANGE SEAT TO DISK END HEIGHT0.250 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
38765Interchangeable
interchangeable cross-reference
interchangeable
0N097164-2Interchangeable
interchangeable cross-reference
interchangeable
6N8718Interchangeable
interchangeable cross-reference
interchangeable
29857Interchangeable
interchangeable cross-reference
interchangeable
23058Interchangeable
interchangeable cross-reference
interchangeable
C5118432Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N298570058?
N298570058 is a SEAT,VALVE.
What parts can replace N298570058?
There are 7 known substitutes for N298570058: 38765, 0N097164-2, 6N8718 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for N298570058?
N298570058 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4810-00-833-0994. 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