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387-833 — TRANSFORMER,POTENTIAL

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

387-833: TRANSFORMER,POTENTIAL.

The TRANSFORMER,POTENTIAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_width: 3.437 INCHES NOMINAL IN, body_height: 4.281 INCHES NOMINAL IN, body_length: 5.500 INCHES NOMINAL IN, corner_shape: SQUARE ALL CORNERS, inclosure_type: FULLY INCLOSED. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-172-0731, 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
387-833
NSN: 3120-00-172-0731
NIINs: 001720731, 004358136
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_width3.437 INCHES NOMINAL IN
body_height4.281 INCHES NOMINAL IN
body_length5.500 INCHES NOMINAL IN
corner_shapeSQUARE ALL CORNERS
inclosure_typeFULLY INCLOSED
overall_length0.7430 INCHES MINIMUM AND 0.7450 INCHES MAXIMUM IN
surface_finish32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
special_featuresWEAPON SYSTEM ESSENTIAL
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
features_providedCASEHARDENED
NSN3120-00-172-0731
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 387-833 · 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
•
SURFACE FINISH: 16.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 1.6430 INCHES MINIMUM AND 1.6440 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
TECHNICAL CHARACTERISTICS
SURFACE FINISH16.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH125.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH125.0 MICROINCHES LEFT END SURFACE OF BODY
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER1.6430 INCHES MINIMUM AND 1.6440 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH0.7430 INCHES MINIMUM AND 0.7450 INCHES MAXIMUM IN
FEATURES PROVIDEDCASEHARDENED
BODY INSIDE DIAMETER1.3800 INCHES MINIMUM AND 1.3820 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 387-833?
387-833 is a TRANSFORMER,POTENTIAL.
What is the NSN for 387-833?
387-833 is cataloged in the U.S. Government catalog under NSN 3120-00-172-0731. This indicates validated use in U.S. government and defense supply chains.
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