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211058003 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

211058003: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON OVERALL, overall_height: 0.250 INCHES NOMINAL IN, style_designator: PLAIN, body_inside_diameter: 0.562 INCHES NOMINAL IN, body_outside_diameter: 1.059 INCHES MINIMUM AND 1.061 INCHES MAXIMUM IN, criticality_code_justification: ZZZY. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-344-6492, 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
211058003
NSN: 4820-01-344-6492
NIINs: 013446492, 015375506, 016333612
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON OVERALL
overall_height0.250 INCHES NOMINAL IN
style_designatorPLAIN
body_inside_diameter0.562 INCHES NOMINAL IN
body_outside_diameter1.059 INCHES MINIMUM AND 1.061 INCHES MAXIMUM IN
criticality_code_justificationZZZY
NSN4820-01-344-6492
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 211058003 · 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONMISC QA VALVES
SUBSTITUTES & CROSS-REFERENCES 1
801-6408786 FIND 9Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 211058003?
211058003 is a SEAT,VALVE.
What parts can replace 211058003?
There is 1 known substitute for 211058003: 801-6408786 FIND 9. Substitute compatibility should be verified for your specific system.
What is the NSN for 211058003?
211058003 is cataloged in the U.S. Government catalog under NSN 4820-01-344-6492. 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.