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PartsTable / COMPONENT / 897DPC19
897DPC19 ✓ 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 CORROSION RESISTING OVERALL, thread_class: 2A SINGLE THREADED PORTION A, thread_length: 0.562 INCHES NOMINAL SINGLE THREADED PORTION IN, flange_diameter: 2.281 INCHES NOMINAL IN, style_designator: THREADED FLANGED, nominal_thread_size: 1.875 INCHES SINGLE THREADED PORTION IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-969-2370, 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
897DPC19
NSN: 4820-00-969-2370
FSC: 4820
CAGE: 75545 — LAWLER MANUFACTURING COMPANY, INC. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
thread_class2A SINGLE THREADED PORTION A
thread_length0.562 INCHES NOMINAL SINGLE THREADED PORTION IN
flange_diameter2.281 INCHES NOMINAL IN
style_designatorTHREADED FLANGED
nominal_thread_size1.875 INCHES SINGLE THREADED PORTION IN
under_flange_height0.688 INCHES NOMINAL IN
body_inside_diameter1.500 INCHES NOMINAL IN
seating_surface_shapeFLAT
thread_quantity_per_inch18 SINGLE THREADED PORTION
thread_series_designatorUNS SINGLE THREADED PORTION
flange_seat_to_disk_end_height0.250 INCHES NOMINAL IN
NSN4820-00-969-2370
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 897DPC19 · 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
•
UNDER FLANGE HEIGHT: 0.688 INCHES NOMINAL IN
•
FLANGE DIAMETER: 2.281 INCHES NOMINAL IN
•
STYLE DESIGNATOR: THREADED FLANGED
•
THREAD QUANTITY PER INCH: 18 SINGLE THREADED PORTION
•
THREAD CLASS: 2A SINGLE THREADED PORTION A
•
FLANGE SEAT TO DISK END HEIGHT: 0.250 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
THREAD SERIES DESIGNATOR: UNS SINGLE THREADED PORTION
TECHNICAL CHARACTERISTICS (FLIS)
UNDER FLANGE HEIGHT0.688 INCHES NOMINAL IN
FLANGE DIAMETER2.281 INCHES NOMINAL IN
STYLE DESIGNATORTHREADED FLANGED
THREAD QUANTITY PER INCH18 SINGLE THREADED PORTION
THREAD CLASS2A SINGLE THREADED PORTION A
FLANGE SEAT TO DISK END HEIGHT0.250 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING OVERALL
THREAD SERIES DESIGNATORUNS SINGLE THREADED PORTION
NOMINAL THREAD SIZE1.875 INCHES SINGLE THREADED PORTION IN
SEATING SURFACE SHAPEFLAT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
8463Interchangeable
interchangeable cross-reference
interchangeable
666157-163Interchangeable
interchangeable cross-reference
interchangeable
2919Interchangeable
interchangeable cross-reference
interchangeable
ARM-10-8668Interchangeable
interchangeable cross-reference
interchangeable
A475CInterchangeable
interchangeable cross-reference
interchangeable
108668Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 897DPC19?
897DPC19 is a SEAT,VALVE.
What parts can replace 897DPC19?
There are 18 known substitutes for 897DPC19: 8463, 666157-163, 2919 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 897DPC19?
897DPC19 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-969-2370. 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