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Technical Data Sheet
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82557 — 82557

✓ Government record, cited
EATON CORPORATION DBA EATON INOAC · PIPE SECTION
PRODUCT OVERVIEW

82557: 82557.

The 82557 is a EATON CORPORATION DBA EATON INOAC industrial component. This part is cataloged in the U.S. Government catalog under NSN 4720-01-457-3526, 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
82557
NSN: 4720-01-457-3526
FSC: 4720 — Hose and Flexible Tubing
CAGE: 0DT23 — EATON CORPORATION DBA EATON INOAC (USA)
SPECIFICATIONS
Part Number82557
ManufacturerEATON CORPORATION DBA EATON INOAC
NSN4720-01-457-3526
COMPONENT DIAGRAM
PIPE SECTION — SCHEDULE = WALL THICKNESS WALL: — OD: — LENGTH: — — — PN: 82557 · EATON CORPORATION DBA EATON INOAC ⚠ 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESSIZE 2 INCH,150 PSI,12 IN. LONG IN
END ITEM IDENTIFICATION4930-01-380-4856
SUBSTITUTES & CROSS-REFERENCES 1
13230E6054Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 82557?
82557 is a 82557 manufactured by EATON CORPORATION DBA EATON INOAC.
What parts can replace 82557?
There is 1 known substitute for 82557: 13230E6054. Substitute compatibility should be verified for your specific system.
What is the NSN for 82557?
82557 is cataloged in the U.S. Government catalog under NSN 4720-01-457-3526. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.