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311233 — PANEL,STRUCTURAL,AIRCRAFT

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

311233: PANEL,STRUCTURAL,AIRCRAFT.

The PANEL,STRUCTURAL,AIRCRAFT is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE SEAT, special_features: FOR BUTTERFLY VALVE SZ 14.000 IN. IN, end_item_identification: FORRESTAL CLASS CV.

This part is cataloged in the U.S. Government catalog under NSN 4820-01-304-2649, 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
311233
NSN: 4820-01-304-2649
NIINs: 013042649, 014289775, 016917907, 017235839
FSC: 4820 — Valves, Nonpowered
CAGE: 16626 — CIRCOR INTL INC (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE SEAT
special_featuresFOR BUTTERFLY VALVE SZ 14.000 IN. IN
end_item_identificationFORRESTAL CLASS CV
NSN4820-01-304-2649
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 311233 · 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
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
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FREQUENTLY ASKED QUESTIONS
What is 311233?
311233 is a PANEL,STRUCTURAL,AIRCRAFT.
What is the NSN for 311233?
311233 is cataloged in the U.S. Government catalog under NSN 4820-01-304-2649. 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.