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4075940 — BRACKET,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4075940: BRACKET,MOUNTING.

The BRACKET,MOUNTING is a the manufacturer industrial component. Key specifications include special_features: TI ALLOY,AMS 4911;0.027-0.036 IN. THK;0.221 IN.

DIA MTG HOLES - 4 PL IN, fsc_application_data: IGNITERS AND DUEL IGNITION EXCITERS, end_item_identification: F100PW0229 ENGINE. This part is cataloged in the U.S. Government catalog under NSN 5340-01-323-8239, 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
4075940
NSN: 5340-01-323-8239
FSC: 5340 — Hardware, Commercial
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
special_featuresTI ALLOY,AMS 4911;0.027-0.036 IN. THK;0.221 IN. DIA MTG HOLES - 4 PL IN
fsc_application_dataIGNITERS AND DUEL IGNITION EXCITERS
end_item_identificationF100PW0229 ENGINE
NSN5340-01-323-8239
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4075940 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: IGNITERS AND DUEL IGNITION EXCITERS
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAIGNITERS AND DUEL IGNITION EXCITERS
SPECIAL FEATURESTI ALLOY,AMS 4911;0.027-0.036 IN. THK;0.221 IN. DIA MTG HOLES - 4 PL IN
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
5340PL0850131Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4075940?
4075940 is a BRACKET,MOUNTING.
What parts can replace 4075940?
There is 1 known substitute for 4075940: 5340PL0850131. Substitute compatibility should be verified for your specific system.
What is the NSN for 4075940?
4075940 is cataloged in the U.S. Government catalog under NSN 5340-01-323-8239. 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.