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PartsTable / COMPONENT / VSERIESN03 ORIFICE
VSERIESN03 ORIFICE ✓ 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 CONNECTOR,PLUG,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, seat_angle: 90.0 DEGREES NOMINAL, thread_class: 2B, overall_height: 1.534 INCHES NOMINAL IN, shoulder_width: 0.165 INCHES NOMINAL IN, shoulder_height: 0.565 INCHES NOMINAL 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 4820-00-036-1763, 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
VSERIESN03 ORIFICE
NSN: 4820-00-036-1763
FSC: 4820
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
materialNICKEL ALLOY
seat_angle90.0 DEGREES NOMINAL
thread_class2B
overall_height1.534 INCHES NOMINAL IN
shoulder_width0.165 INCHES NOMINAL IN
shoulder_height0.565 INCHES NOMINAL IN
outside_diameter1.125 INCHES NOMINAL IN
style_designatorPLUG
nominal_thread_size0.500 INCHES IN
thread_series_designatorUNF
NSN4820-00-036-1763
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: VSERIESN03 ORIFICE · 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 SERIES DESIGNATOR: UNF
•
NOMINAL THREAD SIZE: 0.500 INCHES IN
•
MATERIAL: NICKEL ALLOY
•
SHOULDER WIDTH: 0.165 INCHES NOMINAL IN
•
SHOULDER HEIGHT: 0.565 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLUG
•
SEAT ANGLE: 90.0 DEGREES NOMINAL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORUNF
NOMINAL THREAD SIZE0.500 INCHES IN
MATERIALNICKEL ALLOY
SHOULDER WIDTH0.165 INCHES NOMINAL IN
OVERALL HEIGHT1.534 INCHES NOMINAL IN
SHOULDER HEIGHT0.565 INCHES NOMINAL IN
STYLE DESIGNATORPLUG
SEAT ANGLE90.0 DEGREES NOMINAL
OUTSIDE DIAMETER1.125 INCHES NOMINAL IN
THREAD CLASS2B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
S637471Interchangeable
interchangeable cross-reference
interchangeable
140316Interchangeable
interchangeable cross-reference
interchangeable
DS2709Interchangeable
interchangeable cross-reference
interchangeable
A-A-2578Interchangeable
interchangeable cross-reference
interchangeable
RR-P-586Interchangeable
interchangeable cross-reference
interchangeable
RR-P-586 SZ5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is VSERIESN03 ORIFICE?
VSERIESN03 ORIFICE is a CONNECTOR,PLUG,ELECTRICAL.
What parts can replace VSERIESN03 ORIFICE?
There are 21 known substitutes for VSERIESN03 ORIFICE: S637471, 140316, DS2709 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for VSERIESN03 ORIFICE?
VSERIESN03 ORIFICE is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-036-1763. 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