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Technical Data Sheet
PartsTable / COMPONENT / 3111-9.50
3111-9.50 ✓ 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 3111-9.50 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 4710-01-073-5739, 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
3111-9.50
NSN: 4710-01-073-5739
FSC: 4710
CAGE: 09032 — TATE ANDALE, LLC (USA)
SPECIFICATIONS
Part Number3111-9.50
NSN4710-01-073-5739
COMPONENT DIAGRAM
PIPE SECTION — SCHEDULE = WALL THICKNESS WALL: — OD: — LENGTH: — — — PN: 3111-9.50 · 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
•
CONSTRUCTION: SEAMLESS
•
CROSS-SECTIONAL SHAPE STYLE: PLAIN ROUND
•
FIRST END STYLE: PLAIN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
DIAMETER: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CONSTRUCTIONSEAMLESS
CROSS-SECTIONAL SHAPE STYLEPLAIN ROUND
FIRST END STYLEPLAIN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
DIAMETER0.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
128000510013984Interchangeable
interchangeable cross-reference
interchangeable
BA516ZZISB40E8326Interchangeable
interchangeable cross-reference
interchangeable
N5742PIECE75Interchangeable
interchangeable cross-reference
interchangeable
N5742Interchangeable
interchangeable cross-reference
interchangeable
N5742 PIECE 3Interchangeable
interchangeable cross-reference
interchangeable
499507550028335Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3111-9.50?
3111-9.50 is a 3111-9.50.
What parts can replace 3111-9.50?
There are 19 known substitutes for 3111-9.50: 128000510013984, BA516ZZISB40E8326, N5742PIECE75 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3111-9.50?
3111-9.50 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4710-01-073-5739. 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