PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 6181-50-3 ITEM 3
6181-50-3 ITEM 3 ✓ 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 length: 600.0 INCHES NOMINAL IN, material: PLASTIC POLYVINYL CHLORIDE (PVC) OUTER COVERING, nut_style: SPLINE, nut_height: 0.187 INCHES NOMINAL IN, trade_size: 2.0, nut_diameter: 0.468 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 4820-01-275-4206, 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
6181-50-3 ITEM 3
NSN: 4820-01-275-4206
FSC: 4820
CAGE: 99447 — COOPER INTERCONNECT, INC. DBA COOPER INTERCONNECT DIV INTERCONNECT (USA)
SPECIFICATIONS
length600.0 INCHES NOMINAL IN
materialPLASTIC POLYVINYL CHLORIDE (PVC) OUTER COVERING
nut_styleSPLINE
nut_height0.187 INCHES NOMINAL IN
trade_size2.0
nut_diameter0.468 INCHES NOMINAL IN
thread_class3B
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF)
pilot_diameter0.432 INCHES NOMINAL IN
hardness_rating19.0 ROCKWELL C MINIMUM AND 26.0 ROCKWELL C MAXIMUM
inside_diameter2.340 INCHES MINIMUM AND 2.375 INCHES MAXIMUM IN
outside_diameter2.020 INCHES MINIMUM AND 2.045 INCHES MAXIMUM IN
NSN4820-01-275-4206
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6181-50-3 ITEM 3 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
80262Interchangeable
interchangeable cross-reference
interchangeable
143053Interchangeable
interchangeable cross-reference
interchangeable
AN150433Interchangeable
interchangeable cross-reference
interchangeable
10501PC3Interchangeable
interchangeable cross-reference
interchangeable
6181-50-3Interchangeable
interchangeable cross-reference
interchangeable
8792-3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 6181-50-3 ITEM 3?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 6181-50-3 ITEM 3?
6181-50-3 ITEM 3 is a SEAT,VALVE.
What parts can replace 6181-50-3 ITEM 3?
There are 8 known substitutes for 6181-50-3 ITEM 3: 80262, 143053, AN150433 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6181-50-3 ITEM 3?
6181-50-3 ITEM 3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-275-4206. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 6181-50-3 ITEM 3

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026