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Technical Data Sheet
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2000-5857 — HOUSING,BEARING UNIT

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

2000-5857: HOUSING,BEARING UNIT.

The HOUSING,BEARING UNIT is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, inside_length: 2.250 INCHES NOMINAL IN, connection_type: THREADED EXTERNAL BOSS SECOND END, connection_style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END, special_features: FORM,FIT,FUNCTION CRITICAL PER DEEP LOOK AND ENGINEERING, style_designator: OPEN ENDS. This part is cataloged in the U.S.

Government catalog under NSN 3130-01-178-1317, 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
2000-5857
NSN: 3130-01-178-1317
FSC: 3130 — Bearings, Mounted
CAGE: 30471 — AMERICAN HOFMANN CORP (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
inside_length2.250 INCHES NOMINAL IN
connection_typeTHREADED EXTERNAL BOSS SECOND END
connection_styleEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
special_featuresFORM,FIT,FUNCTION CRITICAL PER DEEP LOOK AND ENGINEERING
style_designatorOPEN ENDS
material_diameter0.125 INCHES NOMINAL IN
surface_treatmentPASSIVATE
lower_loop_inside_diameter0.500 INCHES NOMINAL IN
upper_loop_inside_diameter1.000 INCHES NOMINAL IN
criticality_code_justificationZZZY
lamp_type_accommodated_and_quantity1 INCANDESCENT
NSN3130-01-178-1317
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 2000-5857 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES 1
2-5857Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2000-5857?
2000-5857 is a HOUSING,BEARING UNIT.
What parts can replace 2000-5857?
There is 1 known substitute for 2000-5857: 2-5857. Substitute compatibility should be verified for your specific system.
What is the NSN for 2000-5857?
2000-5857 is cataloged in the U.S. Government catalog under NSN 3130-01-178-1317. This indicates validated use in U.S. government and defense supply chains.
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