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4320140 — BRACKET,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4320140: BRACKET,MOUNTING.

The BRACKET,MOUNTING is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 718, end_item_identification: F119-PW-100 ENGINE ON F-22 AIRCRAFT, material_document_and_classification: AMS 5663 ASSN STD ALL MATERIAL RESPONSES, part_name_assigned_by_controlling_agency: MOUNT-SIDEWALL SEAL,DIVERGENT NOZZLE SEGMENT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-484-4433, 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
4320140
NSN: 5340-01-484-4433
FSC: 5340 — Hardware, Commercial
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialNICKEL ALLOY 718
end_item_identificationF119-PW-100 ENGINE ON F-22 AIRCRAFT
material_document_and_classificationAMS 5663 ASSN STD ALL MATERIAL RESPONSES
part_name_assigned_by_controlling_agencyMOUNT-SIDEWALL SEAL,DIVERGENT NOZZLE SEGMENT
NSN5340-01-484-4433
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4320140 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: AMS 5663 ASSN STD ALL MATERIAL RESPONSES
•
MATERIAL: NICKEL ALLOY 718
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5663 ASSN STD ALL MATERIAL RESPONSES
PART NAME ASSIGNED BY CONTROLLING AGENCYMOUNT-SIDEWALL SEAL,DIVERGENT NOZZLE SEGMENT
END ITEM IDENTIFICATIONF119-PW-100 ENGINE ON F-22 AIRCRAFT
MATERIALNICKEL ALLOY 718
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 4320140?
4320140 is a BRACKET,MOUNTING.
What is the NSN for 4320140?
4320140 is cataloged in the U.S. Government catalog under NSN 5340-01-484-4433. 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.