PartsTable
Technical Data Sheet
Download PDF

8X0017-3 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

8X0017-3: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, seat_radius: 0.250 INCHES NOMINAL IN, flange_diameter: 2.625 INCHES NOMINAL IN, style_designator: PLAIN FLANGED, under_flange_height: 1.125 INCHES NOMINAL IN, body_inside_diameter: 0.800 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-978-2319, 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
8X0017-3
NSN: 4820-00-978-2319
FSC: 4820 — Valves, Nonpowered
CAGE: 72957 — ELLIOTT COMPANY DIV JEANNETTE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
seat_radius0.250 INCHES NOMINAL IN
flange_diameter2.625 INCHES NOMINAL IN
style_designatorPLAIN FLANGED
under_flange_height1.125 INCHES NOMINAL IN
body_inside_diameter0.800 INCHES NOMINAL IN
body_outside_diameter2.374 INCHES MINIMUM AND 2.375 INCHES MAXIMUM IN
seating_surface_shapeRADIAL
flange_seat_to_disk_end_height0.796 INCHES NOMINAL IN
material_document_and_classification17-4PH,ARMCO STEEL CORP MFR REF SINGLE MATERIAL RESPONSE OVERALL
NSN4820-00-978-2319
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8X0017-3 · 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
KEY FEATURES
•
FLANGE SEAT TO DISK END HEIGHT: 0.796 INCHES NOMINAL IN
•
FLANGE DIAMETER: 2.625 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 2.374 INCHES MINIMUM AND 2.375 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: PLAIN FLANGED
•
MATERIAL DOCUMENT AND CLASSIFICATION: 17-4PH,ARMCO STEEL CORP MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 0.800 INCHES NOMINAL IN
•
SEAT RADIUS: 0.250 INCHES NOMINAL IN
•
UNDER FLANGE HEIGHT: 1.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.796 INCHES NOMINAL IN
FLANGE DIAMETER2.625 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER2.374 INCHES MINIMUM AND 2.375 INCHES MAXIMUM IN
STYLE DESIGNATORPLAIN FLANGED
MATERIAL DOCUMENT AND CLASSIFICATION17-4PH,ARMCO STEEL CORP MFR REF SINGLE MATERIAL RESPONSE OVERALL
BODY INSIDE DIAMETER0.800 INCHES NOMINAL IN
SEAT RADIUS0.250 INCHES NOMINAL IN
UNDER FLANGE HEIGHT1.125 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SEATING SURFACE SHAPERADIAL
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
8X0017PC1H2BReference 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
Ready to buy 8X0017-3?
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 8X0017-3?
8X0017-3 is a SEAT,VALVE.
What parts can replace 8X0017-3?
There is 1 known substitute for 8X0017-3: 8X0017PC1H2B. Substitute compatibility should be verified for your specific system.
What is the NSN for 8X0017-3?
8X0017-3 is cataloged in the U.S. Government catalog under NSN 4820-00-978-2319. 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 — 8X0017-3

✓ 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.