PartsTable
Technical Data Sheet
Download PDF

499515510062999 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

499515510062999: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include flange_diameter: 5.875 INCHES NOMINAL IN, style_designator: THREADED FLANGED, under_flange_height: 0.625 INCHES NOMINAL IN, body_inside_diameter: 4.625 INCHES NOMINAL IN, flange_seat_to_disk_end_height: 0.375 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-290-4469, 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
499515510062999
NSN: 4820-01-290-4469
FSC: 4820 — Valves, Nonpowered
CAGE: 09032 — TATE ANDALE, LLC (USA)
SPECIFICATIONS
flange_diameter5.875 INCHES NOMINAL IN
style_designatorTHREADED FLANGED
under_flange_height0.625 INCHES NOMINAL IN
body_inside_diameter4.625 INCHES NOMINAL IN
flange_seat_to_disk_end_height0.375 INCHES NOMINAL IN
NSN4820-01-290-4469
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 499515510062999 · 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: 0.375 INCHES NOMINAL IN
•
FLANGE DIAMETER: 5.875 INCHES NOMINAL IN
•
STYLE DESIGNATOR: THREADED FLANGED
•
BODY INSIDE DIAMETER: 4.625 INCHES NOMINAL IN
•
UNDER FLANGE HEIGHT: 0.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.375 INCHES NOMINAL IN
FLANGE DIAMETER5.875 INCHES NOMINAL IN
STYLE DESIGNATORTHREADED FLANGED
BODY INSIDE DIAMETER4.625 INCHES NOMINAL IN
UNDER FLANGE HEIGHT0.625 INCHES NOMINAL IN
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 2
M44-3-258C SH NO 20Reference document
Same NSN cross-reference
Reference document — Secondary reference
499505560060449Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy 499515510062999?
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 499515510062999?
499515510062999 is a SEAT,VALVE.
What parts can replace 499515510062999?
There are 2 known substitutes for 499515510062999: M44-3-258C SH NO 20, 499505560060449. Substitute compatibility should be verified for your specific system.
What is the NSN for 499515510062999?
499515510062999 is cataloged in the U.S. Government catalog under NSN 4820-01-290-4469. 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 — 499515510062999

✓ 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.