PartsTable
Technical Data Sheet
Download PDF

CG811612 PIECE 6 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

CG811612 PIECE 6: SEAT,VALVE.

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: 0.590 INCHES NOMINAL SINGLE THREADED PORTION IN, overall_height: 0.656 INCHES NOMINAL IN, style_designator: PLAIN THREADED, seat_angle_in_deg: 60.000 NOMINAL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-161-2743, 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
CG811612 PIECE 6
NSN: 4820-01-161-2743
FSC: 4820 — Valves, Nonpowered
CAGE: 79342 — WILLIAM E WILLIAMS VALVE CORP (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
thread_class2A SINGLE THREADED PORTION A
thread_length0.590 INCHES NOMINAL SINGLE THREADED PORTION IN
overall_height0.656 INCHES NOMINAL IN
style_designatorPLAIN THREADED
seat_angle_in_deg60.000 NOMINAL
nominal_thread_size4.688 INCHES SINGLE THREADED PORTION IN
body_inside_diameter4.010 INCHES NOMINAL IN
seating_surface_shapeANGULAR
thread_quantity_per_inch13 SINGLE THREADED PORTION
thread_series_designatorUNS SINGLE THREADED PORTION
NSN4820-01-161-2743
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: CG811612 PIECE 6 · 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: 0.590 INCHES NOMINAL SINGLE THREADED PORTION IN
•
STYLE DESIGNATOR: PLAIN THREADED
•
BODY INSIDE DIAMETER: 4.010 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 4.688 INCHES SINGLE THREADED PORTION IN
•
THREAD CLASS: 2A SINGLE THREADED PORTION A
•
THREAD QUANTITY PER INCH: 13 SINGLE THREADED PORTION
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.656 INCHES NOMINAL IN
THREAD LENGTH0.590 INCHES NOMINAL SINGLE THREADED PORTION IN
STYLE DESIGNATORPLAIN THREADED
BODY INSIDE DIAMETER4.010 INCHES NOMINAL IN
NOMINAL THREAD SIZE4.688 INCHES SINGLE THREADED PORTION IN
THREAD CLASS2A SINGLE THREADED PORTION A
THREAD QUANTITY PER INCH13 SINGLE THREADED PORTION
MATERIALSTEEL CORROSION RESISTING OVERALL
SEAT ANGLE IN DEG60.000 NOMINAL
THREAD SERIES DESIGNATORUNS SINGLE THREADED PORTION
SUBSTITUTES & CROSS-REFERENCES 1
CG811612Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy CG811612 PIECE 6?
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 CG811612 PIECE 6?
CG811612 PIECE 6 is a SEAT,VALVE.
What parts can replace CG811612 PIECE 6?
There is 1 known substitute for CG811612 PIECE 6: CG811612. Substitute compatibility should be verified for your specific system.
What is the NSN for CG811612 PIECE 6?
CG811612 PIECE 6 is cataloged in the U.S. Government catalog under NSN 4820-01-161-2743. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — CG811612 PIECE 6

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.