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260343 — 260343

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

260343: 260343.

The 260343 is a the manufacturer industrial component. Key specifications include special_features: REAR PANEL INPUTS AND OUTPUTS,RACK FLANGE KIT,FRONT HANDLE KIT, operating_temp_range: -0.0 TO 50.0 CELSIUS DEGC. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-299-1468, 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
MRO→ MRO_GENERAL→ 260343
NSN: 5340-01-299-1468
NIINs: 012991468, 013510084
FSC: 5340 — Hardware, Commercial
CAGE: 04939 — LOCKHEED MARTIN CORPORATION (USA)
SPECIFICATIONS
special_featuresREAR PANEL INPUTS AND OUTPUTS,RACK FLANGE KIT,FRONT HANDLE KIT
operating_temp_range-0.0 TO 50.0 CELSIUS DEGC
NSN5340-01-299-1468
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 260343 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
•
SECURING DEVICE TYPE: SPECIAL
•
MATERIAL: ALUMINUM ALLOY 6061
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
SECURING DEVICE TYPESPECIAL
END ITEM IDENTIFICATIONAIRCRAFT MODEL F-18
MATERIALALUMINUM ALLOY 6061
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)Demilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 260343?
260343 is a 260343. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 260343?
260343 is cataloged in the U.S. Government catalog under NSN 5340-01-299-1468. 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.