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424026 — HOUSING ASSEMBLY,CONSTANT SPEED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

424026: HOUSING ASSEMBLY,CONSTANT SPEED.

HOUSING ASSEMBLY,CONSTANT SPEED. Key specifications include fsc_application_data: AIRCRAFT HYDRAULIC SYSTEM, end_item_identification: B-1B AIRCRAFT. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-501-4185, 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
424026
NSN: 5340-00-501-4185
NIINs: 005014185, 012374424
FSC: 5340 — Hardware, Commercial
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
fsc_application_dataAIRCRAFT HYDRAULIC SYSTEM
end_item_identificationB-1B AIRCRAFT
NSN5340-00-501-4185
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 424026 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
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CRITICALITY CODE JUSTIFICATION: FEAT
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONFEAT
SPECIAL FEATURESDUE TO CRITICAL FEATURES, TOLERANCES, FIT RESTRICTIONS, MATERIAL PROPERTIES AND MANUFACTURING PROCESS. FAILURE COULD RESULT IN LOSS OR SUBSTANTIAL DAMAGE TO WEAPON SYSTEM, DEATH OR SERIOUS INJURY
END ITEM IDENTIFICATIONTF-33 AIRCRAFT ENGINE
SUBSTITUTES & CROSS-REFERENCES 1
424027Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 424026?
424026 is a HOUSING ASSEMBLY,CONSTANT SPEED.
What parts can replace 424026?
There is 1 known substitute for 424026: 424027. Substitute compatibility should be verified for your specific system.
What is the NSN for 424026?
424026 is cataloged in the U.S. Government catalog under NSN 5340-00-501-4185. This indicates validated use in U.S. government and defense supply chains.
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