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Technical Data Sheet
PartsTable / COMPONENT / 642741
642741 ✓ Verified by PartsTable
— · PIPE SECTION
WHAT YOU NEED TO KNOW
Schedule = wall thickness, NOT diameter Nominal pipe size != actual OD
Sch 40 and Sch 80 same OD, different wall
PRODUCT OVERVIEW

The TUBE ASSEMBLY,METAL is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4710-00-117-4365, 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
642741
NSN: 4710-00-117-4365
FSC: 4710
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
Part Number642741
NSN4710-00-117-4365
COMPONENT DIAGRAM
PIPE SECTION — SCHEDULE = WALL THICKNESS WALL: — OD: — LENGTH: — — — PN: 642741 · OEM ⚠ VERIFY BEFORE ORDERING Schedule = wall thickness, NOT pipe diameter. Sch 40 and Sch 80 have the same OD but different wall thickness. Nominal pipe size ≠ actual OD — a 1" pipe is actually 1.315" OD ✓ BROKER TIP Sch 40 = standard wall, Sch 80 = heavy wall (higher pressure), Sch 160 = extra heavy. Seamless pipe is required for high-pressure applications — welded pipe has lower ratings PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FSC APPLICATION DATA: TF-30 AIRCRAFT ENGINE
TECHNICAL CHARACTERISTICS (FLIS)
FSC APPLICATION DATATF-30 AIRCRAFT ENGINE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
69901-50Interchangeable
interchangeable cross-reference
interchangeable
MS90708-50Interchangeable
interchangeable cross-reference
interchangeable
5107-50Interchangeable
interchangeable cross-reference
interchangeable
333005Interchangeable
interchangeable cross-reference
interchangeable
526453Interchangeable
interchangeable cross-reference
interchangeable
510768Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 642741?
642741 is a TUBE ASSEMBLY,METAL.
What parts can replace 642741?
There are 10 known substitutes for 642741: 69901-50, MS90708-50, 5107-50 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 642741?
642741 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4710-00-117-4365. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026