PartsTable
Technical Data Sheet
Download PDF

CG811612 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

CG811612: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, 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 4820-01-161-1363, 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
NSN: 4820-01-161-1363
NIINs: 011611363, 011612743
FSC: 4820 — Valves, Nonpowered
CAGE: 79342 — WILLIAM E WILLIAMS VALVE CORP (USA)
SPECIFICATIONS
materialSTEEL
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
NSN4820-01-161-1363
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: CG811612 · 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
TECHNICAL CHARACTERISTICS
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy CG811612?
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?
CG811612 is a SEAT,VALVE.
What is the NSN for CG811612?
CG811612 is cataloged in the U.S. Government catalog under NSN 4820-01-161-1363. 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

✓ 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.