PartsTable
Technical Data Sheet
72021 ✓ Verified by PartsTable
· BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include spigot: NOT INCLUDED, material: STEEL, blade_type: SOLID, blade_width: 2.000 INCHES NOMINAL IN, body_height: 2.375 INCHES NOMINAL IN, design_form: CURVED LEFT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-293-4280, 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
72021
NSN: 3120-00-293-4280
FSC: 3120
CAGE: 99193 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - PHOENIX (USA)
SPECIFICATIONS
spigotNOT INCLUDED
materialSTEEL
blade_typeSOLID
blade_width2.000 INCHES NOMINAL IN
body_height2.375 INCHES NOMINAL IN
design_formCURVED LEFT
blade_length5.000 INCHES NOMINAL IN
corner_shapeSQUARE LEFT FLANGE BODY CORNER
current_typeAC
overall_width1.625 INCHES NOMINAL IN
blade_quantity2
inclosure_typeHERMETICALLY SEALED
NSN3120-00-293-4280
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 72021 · 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
KEY FEATURES
CORNER SHAPE: SQUARE LEFT FLANGE BODY CORNER
MATERIAL: STEEL OVERALL
STYLE DESIGNATOR: SOLID, EXTERNAL FLANGES BOTH ENDS
TECHNICAL CHARACTERISTICS (FLIS)
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
MATERIALSTEEL OVERALL
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
STYLE DESIGNATORSOLID, EXTERNAL FLANGES BOTH ENDS
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE RIGHT FLANGE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
FEATURES PROVIDEDCASEHARDENED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
72021Interchangeable
interchangeable cross-reference
interchangeable
B86K0004Interchangeable
interchangeable cross-reference
interchangeable
BDG15-2021Interchangeable
interchangeable cross-reference
interchangeable
8076Interchangeable
interchangeable cross-reference
interchangeable
6515NCM082571Interchangeable
interchangeable cross-reference
interchangeable
50-4570Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 72021?
72021 is a TRANSFORMER,POWER.
What parts can replace 72021?
There are 6 known substitutes for 72021: 72021, B86K0004, BDG15-2021 and 3 more. Substitute compatibility should be verified for your specific system.
Is 72021 still available?
72021 is currently cancelled.
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