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PartsTable / COMPONENT / E140PC5
E140PC5 ✓ 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: 0.500 INCHES NOMINAL SINGLE THREADED PORTION IN, overall_height: 0.652 INCHES NOMINAL IN, special_features: O.375 IN. HEX INTERNAL DRIVE FEATURE IN, style_designator: PLAIN THREADED.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-399-2643, 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
E140PC5
NSN: 4820-00-399-2643
FSC: 4820
CAGE: 74965 — CLARK-RELIANCE LLC DBA JERGUSON GAGE & VALVE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class2A SINGLE THREADED PORTION A
thread_length0.500 INCHES NOMINAL SINGLE THREADED PORTION IN
overall_height0.652 INCHES NOMINAL IN
special_featuresO.375 IN. HEX INTERNAL DRIVE FEATURE IN
style_designatorPLAIN THREADED
nominal_thread_size0.750 INCHES SINGLE THREADED PORTION IN
body_inside_diameter0.438 INCHES NOMINAL IN
seating_surface_shapeFLAT
thread_series_designatorUNF SINGLE THREADED PORTION
NSN4820-00-399-2643
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: E140PC5 · 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
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: PLAIN THREADED
•
THREAD CLASS: 2A SINGLE THREADED PORTION A
•
THREAD SERIES DESIGNATOR: UNF SINGLE THREADED PORTION
•
NOMINAL THREAD SIZE: 0.750 INCHES SINGLE THREADED PORTION IN
•
SEATING SURFACE SHAPE: FLAT
•
BODY INSIDE DIAMETER: 0.438 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
STYLE DESIGNATORPLAIN THREADED
THREAD CLASS2A SINGLE THREADED PORTION A
OVERALL HEIGHT0.652 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUNF SINGLE THREADED PORTION
NOMINAL THREAD SIZE0.750 INCHES SINGLE THREADED PORTION IN
SEATING SURFACE SHAPEFLAT
BODY INSIDE DIAMETER0.438 INCHES NOMINAL IN
THREAD LENGTH0.500 INCHES NOMINAL SINGLE THREADED PORTION IN
SPECIAL FEATURESO.375 IN. HEX INTERNAL DRIVE FEATURE IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
0343Interchangeable
interchangeable cross-reference
interchangeable
P343Interchangeable
interchangeable cross-reference
interchangeable
W672Interchangeable
interchangeable cross-reference
interchangeable
AN515B6-R10Interchangeable
interchangeable cross-reference
interchangeable
P343-0333-00Interchangeable
interchangeable cross-reference
interchangeable
343-0333-000Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is E140PC5?
E140PC5 is a SEAT,VALVE.
What parts can replace E140PC5?
There are 19 known substitutes for E140PC5: 0343, P343, W672 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for E140PC5?
E140PC5 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-399-2643. 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