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Technical Data Sheet
PartsTable / COMPONENT / B44-3 1/4ID3/8OD
B44-3 1/4ID3/8OD ✓ 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 B44-3 1/4ID3/8OD is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4720-00-996-0372, 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
B44-3 1/4ID3/8OD
NSN: 4720-00-996-0372
FSC: 4720
CAGE: 61501 — SAINT-GOBAIN PERFORMANCE PLASTICS (USA)
SPECIFICATIONS
Part NumberB44-3 1/4ID3/8OD
NSN4720-00-996-0372
COMPONENT DIAGRAM
PIPE SECTION — SCHEDULE = WALL THICKNESS WALL: — OD: — LENGTH: — — — PN: B44-3 1/4ID3/8OD · 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 14
3271-4391Interchangeable
interchangeable cross-reference
interchangeable
4391Interchangeable
interchangeable cross-reference
interchangeable
80263Interchangeable
interchangeable cross-reference
interchangeable
C8026-3Interchangeable
interchangeable cross-reference
interchangeable
70664Interchangeable
interchangeable cross-reference
interchangeable
U80263Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B44-3 1/4ID3/8OD?
B44-3 1/4ID3/8OD is a B44-3 1/4ID3/8OD.
What parts can replace B44-3 1/4ID3/8OD?
There are 14 known substitutes for B44-3 1/4ID3/8OD: 3271-4391, 4391, 80263 and 11 more. Substitute compatibility should be verified for your specific system.
Is B44-3 1/4ID3/8OD still available?
B44-3 1/4ID3/8OD is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026