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407878 — FUEL CONTROL,MAIN,TURBINE ENGINE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

407878: FUEL CONTROL,MAIN,TURBINE ENGINE.

FUEL CONTROL,MAIN,TURBINE ENGINE. Key specifications include fsc_application_data: ACFT ENG FUEL SYSTEM COMPONENTS, end_item_identification: AIRCRAFT ENGINE J79-GE-19, reference_number_differentiating_characteristics: AS DIFFERENTIATED BY SOURCE CONTROL DWG. NO.

639E662. This part is cataloged in the U.S. Government catalog under NSN 5340-01-053-2666, 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
407878
NSN: 5340-01-053-2666
NIINs: 010532666, 010883072
FSC: 5340 — Hardware, Commercial
CAGE: 12027 — KLINE MANUFACTURING CO INC (USA)
SPECIFICATIONS
fsc_application_dataACFT ENG FUEL SYSTEM COMPONENTS
end_item_identificationAIRCRAFT ENGINE J79-GE-19
reference_number_differentiating_characteristicsAS DIFFERENTIATED BY SOURCE CONTROL DWG. NO. 639E662
NSN5340-01-053-2666
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 407878 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
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 407878?
407878 is a FUEL CONTROL,MAIN,TURBINE ENGINE.
What is the NSN for 407878?
407878 is cataloged in the U.S. Government catalog under NSN 5340-01-053-2666. 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.