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Technical Data Sheet
PartsTable / COMPONENT / FL11-303.4
FL11-303.4 ✓ 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 FL11-303.4 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 4720-01-695-6605, 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
FL11-303.4
NSN: 4720-01-695-6605
FSC: 4720
CAGE: 1BD15 — ENERGY FOCUS, INC. DIV MMM (USA)
SPECIFICATIONS
Part NumberFL11-303.4
NSN4720-01-695-6605
COMPONENT DIAGRAM
PIPE SECTION — SCHEDULE = WALL THICKNESS WALL: — OD: — LENGTH: — — — PN: FL11-303.4 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
1077-3Interchangeable
interchangeable cross-reference
interchangeable
GGG-T-70Interchangeable
interchangeable cross-reference
interchangeable
15102Interchangeable
interchangeable cross-reference
interchangeable
GGG-T-70 TY1SEBSTBInterchangeable
interchangeable cross-reference
interchangeable
7-9059Interchangeable
interchangeable cross-reference
interchangeable
10773 REV 1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FL11-303.4?
FL11-303.4 is a FL11-303.4.
What parts can replace FL11-303.4?
There are 6 known substitutes for FL11-303.4: 1077-3, GGG-T-70, 15102 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FL11-303.4?
FL11-303.4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4720-01-695-6605. 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