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5R0718 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

5R0718: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, flange_diameter: 2.562 INCHES NOMINAL IN, style_designator: PLAIN FLANGED, surface_treatment: CADMIUM OVERALL, under_flange_height: 1.062 INCHES NOMINAL IN, body_inside_diameter: 0.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-243-9580, 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
5R0718
NSN: 4820-00-243-9580
FSC: 4820 — Valves, Nonpowered
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
flange_diameter2.562 INCHES NOMINAL IN
style_designatorPLAIN FLANGED
surface_treatmentCADMIUM OVERALL
under_flange_height1.062 INCHES NOMINAL IN
body_inside_diameter0.750 INCHES NOMINAL IN
body_outside_diameter1.875 INCHES NOMINAL IN
seating_surface_shapeFLAT
flange_seat_to_disk_end_height0.203 INCHES NOMINAL IN
NSN4820-00-243-9580
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 5R0718 · 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
•
FLANGE SEAT TO DISK END HEIGHT: 0.203 INCHES NOMINAL IN
•
FLANGE DIAMETER: 2.562 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 1.875 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN FLANGED
•
BODY INSIDE DIAMETER: 0.750 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
UNDER FLANGE HEIGHT: 1.062 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.203 INCHES NOMINAL IN
FLANGE DIAMETER2.562 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER1.875 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN FLANGED
BODY INSIDE DIAMETER0.750 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
UNDER FLANGE HEIGHT1.062 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SEATING SURFACE SHAPEFLAT
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
5R718Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5R0718?
5R0718 is a SEAT,VALVE.
What parts can replace 5R0718?
There is 1 known substitute for 5R0718: 5R718. Substitute compatibility should be verified for your specific system.
What is the NSN for 5R0718?
5R0718 is cataloged in the U.S. Government catalog under NSN 4820-00-243-9580. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.