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4076780 — BRACKET,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4076780: BRACKET,MOUNTING.

The BRACKET,MOUNTING is a the manufacturer industrial component. Key specifications include special_features: CONSISTS OF P/NS 4076789 AND 4076779, fsc_application_data: FRONT AND REAR FUEL DRAINS AND TUBING, end_item_identification: F100PW0229 ENGINE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-323-3429, 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
4076780
NSN: 5340-01-323-3429
FSC: 5340 — Hardware, Commercial
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
special_featuresCONSISTS OF P/NS 4076789 AND 4076779
fsc_application_dataFRONT AND REAR FUEL DRAINS AND TUBING
end_item_identificationF100PW0229 ENGINE
NSN5340-01-323-3429
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4076780 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
•
FSC APPLICATION DATA: FRONT AND REAR FUEL DRAINS AND TUBING
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAFRONT AND REAR FUEL DRAINS AND TUBING
SPECIAL FEATURESCONSISTS OF P/NS 4076789 AND 4076779
END ITEM IDENTIFICATIONF100PW0229 ENGINE
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 1
5340PL0850117Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 4076780?
4076780 is a BRACKET,MOUNTING.
What parts can replace 4076780?
There is 1 known substitute for 4076780: 5340PL0850117. Substitute compatibility should be verified for your specific system.
What is the NSN for 4076780?
4076780 is cataloged in the U.S. Government catalog under NSN 5340-01-323-3429. 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.